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C2 User`s Manual 2014

1. 33 Sigrials or ihe GOMA CONG Clon 33 The JCOM2 pin header for notice default 34 How to set JCOM2 for different COM2 operation 34 Typical RS485 Driver Receiver esses nennen nnn nnne nnne nnne nns 35 RS422 modified for RS485 with TX data instant 35 The COM1 Connector Isolated RS485 Serial 36 COM Connector pin assignment sns acci aD n RE TOUR 36 Schematic OF OCONMTUDEBITRCO px aa aaa SEDE HR D ERR 36 COM 1 Jumper Setting Notice the two jumpers which must never be changed 37 The USB and USB B Type USB ports 38 Schematic of the Connector used for USB A and USB 38 The USB D and USB E Pin headers for onboard additional USB ports 39 USB D and USB 1 mex quias a o SA Sa 39 ie CMC ado i o m mU 40 Pin Assignment of and ETH1 RJ45 Ethernet 40 CANDUS TWIN CONNECTIONS aa I QUE aou ub Xv
2. Fig 11 JLVDS PWR C2 Full only Fig 12 JLVDS_PWR jumper pin assignment and the 3 possible settings The connection of JLVDS PWR for the C2 Full version is sensitive to the settings of jumpers JVLCD 5 3 J12V1 J12V2 and JVLCD 12 5 The table here below shows the possible settings DC IN Resulting LVDS LCD Power default or higher not care not care care care use with small 3 3V LCD only or higher not care not care care default use with bigger 3 3V LCD or higher not care not care care use with bigger 5V LCD Does not 12Vdc same as DC IN 2 3 care since Does not use with big LCD like 32 U34 is care Make Sure 12Vdc DC IN has bypassed enough current available default care use with bigger 5V LCD default care use with bigger 5V LCD 12Vdc from U34 Make Sure DC _IN has enough current gt 16Vdc gt 16Vdc Fig 13 Combinations allowed for Jumpers for LCD power C2 Full only NEN ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 18 3 3 2 4 BACKLIGHT SELECTION C2 Full only The last step is the choice of the supply for the LCD s backlight The involved jumpers are JINV and JLCD7 P3 The first simply selects between 5Vdc and the voltage which exits from J12V2 this voltage is then forwarded to the INV connector where you will connect the LED driver or the CCFL inverter The second jumper does the same selection for the onboard LED driver which can be used for the LED back
3. 53 TNE GPIO COMMECION TUE TIT TTL 54 The GPIO Connector wiring and signals involVed sess 55 The GPIO Connector mapping of the signals involved 56 Layout of the 3G piggyback assis saa nnne nnns 57 Schematic of the 3G piggy board interface connector 57 The LCD7 Connector designed for instant connection of a 7 58 The 40pin FPC cable connect the C2 to the TTL 7 58 Typical 40 pin connector of a 7 LCD with onboard LED driver 59 Typical 40 pin connector of a 7 LCD without onboard LED driver 60 The LED BL connector for powering 7 61 The 7 LCD and the C2 assembled together sss 61 The 3 types of 4W touch screen connectors 2 54mm header 1 0mm and 0 5mm FPC 62 The 4W touch screen connectors for FPC cable 1 0mm and 0 5mm FPC 62 The 4W touch screen connector for 2 54mm flat 63 Extension Cable for LCD Backlight E aaa 63 Extension Gable TOF AW TOUGH tosta e bobo b beo Eae IRE 63 USD
4. pes 7 t en zd Vp s ur 3 ma ume ra i Mi 8 fi s m Au ET zar LI 4 EB an ph 5 pem HS m i d E a d d ES b Fig 24 JINV Depopulated C2 DC IN Available Backlight Power to JINV Power J12V1 J12V2 JVLCD 12 5 E Supply sav stave Nico IO connecter 1 2 Does not p ig x Does not 5Vdc from U31 default care cma care use with small LCD Fig 25 Unique combination allowed for JINV jumper Depopulated C2 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 24 3 3 3 4 JLCD7 This jumper s name reminds its usage is for 7 LCD panels only Its setting selects the voltage for the onboard LED driver U50 which is used to power the LED backlight of the 7 LCD panels which don t have onboard LED driver Lg R535 Sa 357 RSMRS33 ze gu RIA ou O17 Ree g223C412 A CZAIRS27R528 cw 3 051 R359 un a st Fig 26 JLCD7 Depopulated C2 The onboard LED driver of the C2 can only run from 5Vdc The JLCD7 P3 setting can be only 2 3 If JLCD7 P3 is set 1 2 in the Depopulated C2 the onboard LED driver U50 will not be active VLCD 12 5 LED BACKLIGHT JLCD7 P3 1 L20 2 FB180 0603 1500mA Ann__1UH 7A_D9 B130LAW VLED 1 3 3 L21 4 10U 8 10V DCDC 3V2 E mos 2 3 JLCD7_P3 2 3 el FB gt R298 100K 6 a 050 JPWM 1 PWM D2 DIM CTRL 6 DISPO CONTRAST gt
5. gsn H G31VINdOd30 40d 4ANLS LON OG INO T1n3 NOIS33A 33015 LON OG ATINO d30 epeay xog erv erg DLO ASN 510 ASN VOCZSNV 1 OSWS 934 jeng 1 vc SAAT SGA LcOLUV WO 11V 303 SV G34S4NLS LON SHIM 9 UssJOS YONO AS 0 ASSL ASZ L LC9 LINSZ EM EPL UDIN 103 8A3 3S8L VH9LINSZ L LELIN 10 INMd N3 NNOO Od4 Nid Ot TLL Odsid INMd 19 uq 031 Old 8 0 WW p pxulul joog oiny S06v qd de cod qy czas QS LOS d sdiuo giN9Sc 008 euda 008 89I vog a3L YOU 8 0 6 O8AAV9ESXINIOIN 8V X9102 ZHINO08 9SGXW 9 Ee2s99JJ Qaavindodaad 303 4ANLS LON OG SNOISS3A 11V I1nvd3a sv q333n4s LON QW L IdS Old OV Jezzng WWLLXLL AS EHC 100g oiny AL eDeyoA 2100 9ESXIN LVHfE ES06 Vd OSAAVO9ESXINIOIN 9ESXIN 9 uu AS Syaa 100g oIny AGT eDeyoA 8109 L VHHE ES06Vd OLAAGSESXINIOIN SESXIW v Oz peuu 1u618u epis doy XL INYO 70 XH INYO Sd 08cO0c8VOd jov 2002 OLY LZp2HO ZEOCHO Maneg 91H SZ L OldD perejos XE EIBVIT A6EEdS S8v eev zecsu XL iH vn 91 pajos
6. 41 Iri ssighmelbor GAINDUISCODDSSIOE acu orient uns one vehe ret m tein ese 41 GANDUS Settings p ei sten iode pi ed preise deti me E eI UE UII 42 Schematic or OANDUS JHIeITaOS it ro EE ve x IG REN ERE Pn Tels quse kun sv V betur 42 Jumper Setting for CANbus interface default setting is displayed 42 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 4 Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig VGA Connector Pin Head6l too oh a oL Ee 43 signals of th VGA Pin Header aiit ona aote oot iiv vet Ea eie aD 43 VGA DSUB 15F seen from rear side wire solder 514 43 The wining ofthe VGA 43 THe TEV DS CONS 1 44 Signals of the LVDS Seems Freie 44 The INV Connector for Inverter LED driver Power 45 Schematic of the circuit around the INV
7. MIC_IN 10 MIC Inpt 9 GND Fig 68 Pin Assignment of the Audio Connector AUDIO Line IN L o 2 1 LOUT L 13 0 9 6 5p Line IN R o g gt b 10 9 P MIC TIP 1 V7 VU ADO GND ADO GND Nu LOUT R ADO GND Fig 69 Circuitry of the Audio Connector note the orientation and pin numbers WARNING Never use the Line OUT signals to drive a speaker or a headphone The signals exiting from the C2 are low power and need always to be amplified externally The MIC IN should be connected to a common PC electret condenser mike ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 47 4 14 SPI1 CONNECTOR The SPI1 connector is one 10 pin header near the USBD header connector right side of the board It has the signals which can be used for a high speed SPI interface including 3 3V and 5V power supplies not protected so be careful when using them to power external devices EESTI CJ b nnn g C ETE ii JSPI 2 E Du 2 5 Du 2 2 ag gag A 8 Fig 70 SPI1 Connector note the orientation and pin numbers From this header you will have the MOSI Master Output to Slave Input the MISO Master Input from Slave Output a Serial Clock and a Chip Select ECSPI1 551 All signals have a 5V level since they are translated by U35 Common Ground is available on Pin 7 3 3V 5V JSPI ECSPI1_SS1_5V ECSPI1 MISO 5V ECSPI1 SCLK 5V ECSPI1 MOSI 5V GND Fig 71 SPI1 Co
8. 21 Power Supply Routing Schematic of the Depopulated 2 22 JLVDS PWR Depopulated G2 only oS tto dia void 23 JLVDS_PWR jumper pin assignment and the only setting C2 Depopulated 23 JINV De epopulated T H 24 Unique combination allowed for JINV jumper Depopulated C2 24 JLOD7 P3 G2 Em 25 Onboard LED Driver for 7 small LCD 25 Combinations permitted for JLCD7 jumper Depopulated 2 25 JEGDZ 2 ped a pus Dn guns 26 Combinations for JLCD7 P1 and JLCD7 P2 jumpers Depopulated C2 26 Topology of the Board TOP Lower Side is the Connector 30 Topology of the Board BOTTOM Lower Side is the Connector Area 31 Examples of Silk Screen figures to recognize Pin 1 31 Power Supply Connector annnm inia ar rana c ana 32 DG IN Connector pin assigfil fib lb io eaae o eee e mt eee ttes 32 Schematic DOIN eei EET UU T TTL 32 The COM Connector Notice the 2
9. Sosu _ J 1 fh 8 mm gt a etw 25 P Tak SHEED SC dm gt CON E i wA IM 45 e 7 CJB t B Fig 19 JLCD7 P1 and JLCD7 P2 C2 Full only The setting of these jumpers is not affected by the setting of any other jumpers described before There are only two allowed settings JLCD7 P1 and Selected TTL 7 LCD Panel JLCD7 P2 1 2 LCD with onboard LED driver which Both needs 5Vdc default like Data Image TTL 7 LCD LCD without onboard LED driver like Chimei TTL 7 LCD Fig 20 Combinations for JLCD7 P1 and JLCD7 P2 jumpers C2 Full only Usually 7 TTL LCD panels which don t have onboard LED driver are the cheapest ones and often they have bonded 4W resistive touch ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 21 3 3 3 POWER SUPPLY ROUTING FOR DEPOPULATED C2 The DEPOPULATED version of the C2 CPU board has only 2 onboard DCDC subsystems U31 and U32 This version of the C2 has been designed to support small LCD panels typically just only 7 TTL panels or also 7 LVDS which power can be supplied by U31 and U32 with no problem of overload U33 and U34 and also J12V1 J12V2 JVLCD 12 5 JVLCD 5 3 are not stuffed 5V 2 9 JLCD7 P1 5V U31 1 JLCD7 P2 2 4 5V or 3 3V JP 3 4 3 3V lt Default l
10. gus era Cx 23 LOE ar i l ezo 925 Lod ne vt RE GODORO C 1 e a Tan i j fueron eee 3322 2 cn i fy Ri Ole he m STH lee S Be Teh rel T amp 2664 mom mu 1995 mE a 15626 fej am 818 0 a 815 5 0 L Jl2V1 Jl2V2 ECI Fig 109 C2 FULL 24V DC IN 7 LVDS LCD Data Image JVLCD 12 5 1 2 J12V1 J12V2 1 2 JLVDS PWR 3 4 JINV 1 2 JPWM 2 3 JVLCD 5 3 2 3 JLCD7 Pi JLCD7 2 2 3 JLCD7 2 3 or open Backlight power z 5Vdc from INV Connector ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 73 6 7 C2 FULL 24V DC IN 3 3V LVDS LCD LCD with Vcc 3 3V Notice a RED CROSS over a jumper means the jumper cap position is don t care or the jumper cap can be removed as well or the jumper pin header is not stuffed 105 g cag s Wg E 3 nuum Turm m E M s 2 c T GI s 5nd30 iam et n e E x z 23 Les 2 Tala 2 3 2 3 SH aa dJi m m B D B M a L 4d B a 5 Bm T 7094 ooh A NY2
11. 2 In jcto o omm i 1x4 3 5mm Vertical 0003125000000 Jc 12 2 0mm Fig 56 Schematic of CANbus interface JCAN RS aS J120R CAN 1 2 High Speed 2 9 Low Speed 1 2 Termination Inserted 2 3 No Termination Fig 57 Jumper Setting for CANbus interface default setting is displayed ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 42 4 10 VGA VGA Pin Header CONNECTOR The VGA interface is made of a 10 2x5 pin header 2 0mm pitch and it s placed near the mid centre right side of the board CR xx aap 02B8HJ 7 TITT m AAARC2 oo Da 10 VGA Fig 58 VGA Connector Pin Header VGA VGA HSYNC VGA VSYNC Fig 59 Signals of the VGA Pin Header You can wire a short cable from this pin header to a common female DSUB15F to obtain the common VGA connector like any PC Connections are the following seen from the REAR SIDE solder wire side of the DSUB15F Female connector VGA PIN OUT 12 DDC DAT 13 HORIZONTAL SYNC 14 VERTICAL SYNC 15 DDC CLOCK Fig 60 VGA DSUB15F seen from rear side wire solder side SIGNAL NAME C2 PIN Header DSUB15F PIN Fig 61 The wiring of the VGA port ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 43 4 11 LVDS CONNECTOR This is one 40 pin 2x20 header and its location is near the left of the VGA connector pin header The LVDS Port can support 2 Channels 24 bits LCD panels with resolution up to 1
12. DIM CTRL LOW gt LAMP OFF asi DIM CTRL HIGH gt LAMP ON ee Mea DIM CTRL 100Hz 1kHz gt DIMMING eer Fig 27 Onboard LED Driver for 7 small LCD panels JLCD7 Available Backlight Power 5Vdc from U31 use with small LCD choice 1 Onboard LED Driver U50 is disabled remove cap from Jumper JLCD7 P3 if using LVDS 7 LCD panel Fig 28 Combinations permitted for JLCD7 P3 jumper Depopulated C2 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 25 3 3 3 5 JLCD7 P1 and JLCD7 P2 These jumpers simply choose which TTL 7 LCD panel can be connected to the C2 Depopulated Fig 29 JLCD7 P1 and JLCD7 P2 C2 Full The setting of these jumpers is not affected by the setting of any other jumpers described before There are only two allowed settings JLCD7 P1 and Selected TTL 7 LCD Panel JLCD7 P2 1 2 LCD with onboard LED driver which Both needs 5Vdc default like Data Image TTL 7 LCD LCD without onboard LED driver like ChiMei TTL 7 LCD Fig 30 Combinations for JLCD7 P1 and JLCD7 P2 jumpers Depopulated C2 Usually 7 TTL LCD panels which don t have onboard LED driver are the cheapest ones and often they have bonded 4W resistive touch ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 26 3 4 OTHER JUMPERS Full amp Depopulated C2 There are other jumpers on the C2 which will be described here below The jumper setting is valid for both the FULL vers
13. R359 cio cia Reed H 992 3 ny tn I8 M CIE 5 TEGH amp DICTAE 21 mma wn T 21559 amp va 5626 E 5 8 5 L7 1 J12V2 uaa EK Et ECI Fig 106 C2 DEPOPULATED 24V DC IN 7 1 VDS LCD Data Image JVLCD 12 5 J12V1 J12V2 JLVLCD 5 3 not stuffed JLVDS PWR 3 4 JINV 1 2 JLCD7 2 3 or open JLCD7 P1 JLCD7 P2 2 3 or open JPWM 2 3 Backlight power z 5Vdc from INV Connector ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 70 6 4 C2 FULL 24V DC IN 7 TTL LCD Data Image Notice RED CROSS over a jumper means the jumper cap position is don t care or the jumper cap can be removed as well or the jumper pin header is not stuffed 105 cap E paoaugonagaognagann S is AL d nm Fre JTW 9c n S g lL 93 3 z N3 var MO ala 5 202 genio avn g AFH 2 2 5 aja 32 WY m s s m 6 a A NV2 NWO dE rtu ZR E xc eo OD Rg mg l La TO QO C m Mis et ee 2 tte Rh tiat 2 2 511 y6 31 v84L ui O m 1 m E
14. inlet fz AAARC202B8HJ 2 LIS 9514 4 TP LANGSi4 43 X qu C JB HEN f WWW ib it MADE JM TAIWAN 3 1 2 113 tas un Ww fast Ln 2616 i 13CDpEFGHZ USBA B E DI REID np L 14 3T T caa Cr C75 Ria ai Da L e un gt LANSSL4 _LANGSIa 3 Spas Se work Se EEE Er Er COM1 nur 338 Ser df Ix ize SIT ar POETAMI BL ey ar I LI INL SOP d NICJEFGHJELHH COM2 iW RHEE r JS sd Fo CU FF ORE d 5 0 8 DC IN g a Fig 2 Top Side view shaded areas show features not stuffed the depopulated version ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 10 2 5 BOTTOM SIDE VIEW 1 PL E Wov amp od gt Q 1 F1 1 n n m n n r q a LO Q E E Q 38 jen i 5 5 5 5 po WES O O E pU ES EE giu ze e TT N 1 7 5 FGSZ HINOL MG HONOL iu EN LTE BTES SO HINOL OT H2noL m FPC cable Cr Clas 7 Backlight d Z Ene Cras ESAT 155 ind ALSA JRTERB II n G n Par m E E 1863 p c feat lt P j 7 1j ER Th E A ii PITE BSI ETH 18912 T ERRBERBRRRE MONTH nO
15. gases zala Qo 5 1 E 3 3 5184 8 m og DD esa hg GP RS A e 6815 el 919 EUM goo HSS OE 6312 T WTCSNYT dl 5 69TH i WEEE E rsa _ 810 i EZH 167 EHS e X 2E2H 1223 m 1 azzy 9 z a lg a LI Zl e 3 ma u LOE ar L i l J ezo 925 Lod Ree eref OL m g na E mo C E 42 i cn i fy Ri 018 uh EE e eoru A ITALIE 2 E EIS una CeATRS2TRS 8 R Gis Gis ESB c0 7_P3 L Ji2 1 J12V2 x E Fig 107 C2 DEPOPULATED 24V DC_IN 7 TTL LCD Data Image JVLCD 12 5 1 2 J12V1 J12V2 1 2 JLVDS PWR 3 4 or open JINV 1 2 JPWM 1 2 JVLCD 5 3 2 3 JLCD7 P1 JLCD7 P2 1 2 JLCD7 P3 2 3 or open Backlight power 5Vdc from FPC cable 40 pin ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 71 6 5 C2 FULL 24V IN 7 TTL LCD Chi Mei Resistive Notice a RED CROSS over a jumper means the jumper cap position is don t care or the jumper cap can be removed as well or the jumper pin header is not stuffed FIRS 4 g cag 1 z gS a nuonnunu H3 iver REZ GI 7979307 ia 23 heey ay ge
16. 2 3 JLCD7 P1 JLCD7 P2 2 3 both JPWM 1 2 Backlight power from onboard LED Driver ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 69 6 3 C2 DEPOPULATED 24V DC IN 7 LVDS LCD Data Image Notice a RED CROSS over a jumper means the jumper cap position is don t care or the jumper can be removed as well or the jumper pin header is not min 9528 ES mms gooo oa sooo w Cere nooo gt 92 Joe JSPT i E e ite4 PRF af rg 2 o 2 SH NYOF a a Pu s m t E d a nu iin a a n a A NVYO NYI 8i e TABET e H ims i dz 811 1918 EL pa 2 unco na 2 is H Ero n n Hus D0200 s a m a SENS m n n t n 3 4d T8 Puesta e TP LANS5I4 43 8 cm ic ENS i al i Es QS e lt m gs oro E 0558 un 4 9919 e s _ B 9298 m 313 03477 m ista Hir IEEE c F PEE BS aa J TE risen T AL a Ea Lt E 206 Aaa 033 oe orc jc 910 TE rezal ET a a FHS La ex x n TEZY 152 EEE Im 22H ds m 9229 1 f B M 2 LO 423 SSi 5550901 ET t R223C412
17. s a rh 2 4 I cw ud 0 2 2 smi i983 PREEN ked fae al i ungan core _ gt unco m S285 9m TeTHORI uo S mue Lud r Crk HHHH 22211 G4lveal veal E d Loo T T T T T 1 oe eases A 4 ha _ LL 2 WWW cjb it MADE IH TAIWAN nygamngamumnugumuauumuuuusmaaauuulclusu ar f x J di ge LANS514 4 TP LANS5 4 43 R135 TP CLK 24 OUT C238 e v E 5 313 HSS MINE 6312 T WTCSNYT dl 5 gt i WEEE z puig uaar 210 gin 1 E e FHS A Ld t TEZH 167 EHS i um m l 2 Ha azzy i 1 n Tn 6 oS 3 ma LOE L i l 823 ST i Lui Soseo 11 amp R223C412 i j iS R359 Reed H 992 2 2 ny cn i fy Ri z m STH lee tesi B Ty r2 9 2664 mom 22 25 2885 missum Ex 518 a 61s L Jl2V1 Jl2V2 ECI Fig 110 C2 FULL 24V IN 7 LVDS LCD with Vcc 3 3Vdc JVLCD 12 5 2 3 J12V1 J12V2 1 2 JLVDS PWR 2 4 JINV 2 3 JPWM 2 3 JVLCD 5 3 2 3 JLCD7 P1 JLCD7 2 1 2 JLCD7 P3 op
18. GPIO 2 9 M4 ATA DATAS GPIO 05 GPIO 2 15 GND o J a GND JJ GPIO 13 GPIO 2 1 32 13 GPIO 31 GPIO 2 1 32 31 GPIO 3 GPIO_3 GPIO 3 GPIO 3 GPIO_3 GPIO_3 SS Ss NANDF WE B NANDF REB ATA DIOW ATA DMACK ATA DMARQ M EE 0 1 _ 0 m 40 EN Td _ SSS 44 S Address Ox21 0x22 0x23 0x24 0x25 0x26 0x27 0x28 0x29 0x2A 0x2B Ox2C Ox2D Ox3F 0x54 0x57 0x58 0x59 Ox5A Ox5B OxAC OxAD OxB1 OxB2 OxCO page 56 4 22 3G MALE PIGGYBACK 3G EXPANSION CONNECTOR OPTIONAL This is an optional 30pin 2 0mm pitch male header which has the signals needed for the piggyback 3G module designed to host one Mini PCl express MPCle mini card holder The piggyback plugs into this socket and is secured in three points with studs The piggy back board has both the MPCle socket USB signals only and the SIM card socket The SMA connector is for the 3G antenna The drawing here below shows the piggyback board layout Q6 O19 JP 3G DISABLE R100 MINI PCIE 5595525 NT NINO WOOD 792269 rT TT c340 1G C337 C336FB69 Fig 86 Layout of the 3G piggyback board This feature is optional and even if the 3G MALE header is stuffed by default the USBE connection is not brought to this connector but used normally for the USBE connector Here below is the sche
19. 5485 LINE TERMINATED 3 4 5 JP_485 RTS CHOICE Default 1 2 INVERTED RTS TO CHIP LI TE TITI a ua PIP T 3 amp 1118 1 eT oe AAARCSOLIABHJ of M ier am f gm dis E as SEES iX LE JP_485_RTS_CHOICE JP 485 REC EN j o Lil u eo These three jumpers set the behavior of the COM1 serial port interface See the relevant chapter 3 4 6 JCAN RS Default 1 2 CAN Slew Rate limited to 500kb s 3 4 7 J120R CAN Default 1 2 CAN Line Termination Enabled 1 7 CAN CAN V i J 2m These two jumpers set the behavior of the CANbus interface See the relevant chapter ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 28 3 4 8 JBAT EN Default 2 3 battery off e rts eas maur RA ARARCODIABHJ yy j E es oy ali EE s que EE y n LL BER is zl 3 T 1 m x This jumper connects disconnects the onboard 3V coin battery i in F A n vam T 1 Ep L4 rap rero rire or REST c gt C UART D JBAT EN 1 R171 Image shows the in usage position Restore to parking position 2 3 if the board is in the shelf or not used for a long period ARMFSC2 ARM CPUBOARD MANUAL 2
20. ARMFSC2 ARM CORTEX A8 CPU BOARD w Freescale 1 MX53x USER S MANUAL REV 2 0 CJB 2014 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 1 INDEX 1 E 4 2 THEC2 CPUBOARD T sues 7 24 INTRODUC TION CDD 7 2 2 FEATURES MO 8 2 3 BLO CISC EMV mr EE 9 2 4 TOP SIDE VIEW entr El tmp mat EAM M EL MM EM 10 2 5 BOTTOM SIDE VIE WV Mc IM MK 11 2 6 OVERVIEW OPONBOARD REATURES dap etia Um tena and Goat cans St Pea E MEE 12 2 601 RS 485 422 ISOLATED COMI 12 2 6 2 85232 422 485 NON ISOLATED COMZ POR ESSE rts p ruta DI NIU TENE 12 Z6 CANBUS INTE RFA CE s te MU uen eU c utem dV i sen c I essc 12 OU T E 12 25 5 VDS General PUFbOSO EONS dit eins edit Sido dido dad o 12 2 D 0 TIL LCD POFTt iu utei eco EORR Eo abet tds acce pe asd edades 12 2067 IwWWVIeIJNTERFAGE OPTIONAL 12 268 EtBerme P dentato de tu pile ae 12 2 6 9 Extensive Feature Selectable by 12 2 6 10 Wide POWe
21. GPIO_AB8 GPIO AC8 GPIO J3 GPIO J2 GPIO J1 Fig 84 The GPIO Connector wiring and signals involved The following page shows in detail the GPIO mapping from the iMX53 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 55 4 21 2 GPIO Mapping from iMX53 The table which follows shows the mapping of the GPIO resources which come from the iMX53 ARM processor and are brought to the GPIO 44 pin Connector of the C2 Please refer to the iMX53 Programming Manual for the usage of these GPIO signals G IJ NANDF_WE_B ALT1 GPIO 12 GPIO 6 NANDF RE B ALT1 GPIO 13 GPIO 6 ATA DIOW ALT1 GPIO 17 GPIO_6 ATA_DMACK ALT1 GPIO 18 GPIO_6 ATA_DMARQ ALT1 GPIO 00 GPIO 7 Z GPIO_AB8 GPIO_AC8 GPIO_J3 GPIO J2 GPIO J1 0 21212 22 2 610 9 90 9 9 G OQ DCDC 3V2 DCDC 3V2 G J Z G J Fig 85 The GPIO Connector mapping of the signals involved ARMFSC2_ARM CPUBOARD MANUAL 2 0 1 32 01 1 32 02 1 32 03 1 32 04 1 32 05 1 32 06 1 32 07 1 32 08 1 32 09 1 32 10 1 32 11 1 32 12 2 32 20 2 32 23 2 32 24 2 32 25 2 32 26 2 32 27 5 32 12 5 32 13 5 32 17 5 32 18 6 32 00 2 ome ow wm Description 1 coc ov 1 0 J 2 coc ova 0 00 EN co 4 GND S 6 Mi GPIO O1 GPIO_2_ 8 M2 ATA DATA3 GPIO 03
22. PowerGrund 12 GND PowerGoud 13 B5 X BlheDaa5 MSB a tata 15 B3 Bue Data 16 GND PoweGrund epa Blue Data 0 LSB Power Ground Green Data 5 24 END 25 G2 GreenData2 _ Green Data 0 LSB eem Red Data 5 MSB NEN R4 RedDaa4 O 32 GND 9 XM PowrGoud 34 RI 05 RmedDial 33 R2 2 35 RO s mfedDaa0 lSB 30 GND 9X PowrGrud 37 GND PowerGrud Clock Signals Latch Data at the Falling Edge DJ 39 GND X pfPowrGmoud _ 40 GND X X 9 9 PowegGrund J Fig 91 Typical 40 pin connector of a 7 LCD without onboard LED driver As you can see the signal connection is almost same as that of the other model of panel described before but Pins 3 4 5 and 6 are different In fact Pin 3 15 not connected like Pin 8 while Pins 4 5 6 and 7 all bring the power supply for the LCD 3 3Vdc The LED backlight has a separate independent connector where the suitable Power must be supplied The C2 has been designed to supply such power for the LCD s LED backlight ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 60 4 23 2 LED BL CONNECTOR FOR 7 LCD LED BACKLIGHT Just aside the LCD7 7 FPC connector there is the LED BL connector which is a special 2 pin socket horizon
23. SPSS9E SLEW SP339E TERM Default setiing RS 422 Fig 39 The JCOM2 pin header for COM2 notice default settings 4 4 1 1 SETTING JUMPERS TERMINATION amp SLEW RATE e TERM JUMPER 7 8 o CLOSED 3 SETS TERMINATION 120 OHM FOR RS485 OR RS422 ONLY o OPEN 3 NO TERMINATION e SLEW JUMPER 5 6 o CLOSED 3 ENABLES 250kbps SLEW LIMITING o 3 disables slew limiting 4 4 1 2 SETTING JUMPERS FOR RS232 or RS485 or RS422 COM2 MODE Here is the table for the correct jumper setting of JCOM2 header The jumpers have 2 0mm pitch JUMPER JUMPER SELECTED RESULTING COM2 FUNCTION ASSIGNMENT MODE 1 MODE 0 MODE Pins 1 2 Pins 3 4 i f open mem 060 PME STK OTR E M 1 DCD 2 RX 3 TX 4 DTR 5 GND OPEN CLOSED 6 DSR 7 RTS 8 CTS 9 RI RS 485 1 DATA HALF 2 DATA CLOSED OPEN DUPLEX 3 GND RS 422 FULL CLOSED CLOSED DUPLEX DEFAULT E TX This setting is used to have RS 485 the TX ed data read back at With the same time you transmit CLOSED CLOSED TX read RX Connect pins 1 4 2 3 of COM2 9 connector DEFAULT After this TX RX become DAT A and TX RX become DAT A Fig 40 How to set JCOM2 for different COM2 operation Please notice that you can have 4 different settings for COM2 Next chapter will explain in detail ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 34 4 4 2 Explanation of RS485 Settings Normally the COM2 port settings allow 3 different modes of operati
24. _ ele TOUCH 5W TOUCH 254 55 LE CO caes R36 320 22225 sti c5 co ROLE SS F51 MY ci C356 LOWER SIDE Fig 32 Topology of the Board BOTTOM Lower Side is the Connector Area 4 2 1 HOW TO RECOGNIZE PIN 1 CONNECTORS amp JUMPERS To recognize Pin 1 of Connectors amp Jumpers the rules are the following Pin 1 of Jumpers is evidenced by a bold square around Pin 1 of Connectors is evidenced by a bold marking at side of Pin 1 Underneath BOTTOM Side Pin 1 has always a square pad others have round pads In most cases where there is room pins are numbered Fig 33 Examples of Silk Screen figures to recognize Pin 1 5 6 7 8 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 31 4 3 DC IN POWER SUPPLY CONNECTOR The DC_IN connector is placed near the Lower Left corner BN CEDE Ln E C510 C511 C198 C501 Fig 34 Power Supply Connector DC_IN Pin assignment is from right to left looking from front 1 12Vdc 36Vdc 2 GND 3 Frame Ground 1 Fig 35 DC IN Connector pin assignment This is the schematic portion Notice the soldered fuse Fuse 1 near the connector DCIN 12Vdc or 19V 30V Typical 24V PHOENIX COMBICON 1731688 MC 1 5 3 G 3 5 RN or equivalent DC IN FUSE1 FUSE 12A 65V Littelfuse 0451012 MRL P6SMB39CAT3 0Q0312510300G C6 0 1U 6 50V Fig 36 Schematic of IN circuitry Be careful t
25. v E 5 313 HSS MINE 6312 T WTCSNYT dl 5 gt i WEEE z puig uaar 210 gin 1 E e FHS A Ld t TEZH 167 EHS i um m l 2 Ha azzy i 1 n Tn 6 oS 3 ma LOE L i l 823 ST i Lui Soseo 11 amp R223C412 i j iS R359 Reed H 992 2 2 ny cn i fy Ri z m STH lee tesi B Ty r2 9 2664 mom 22 25 2885 missum Ex aq Jl2V1 Jl2V2 ECI Fig 111 C2 FULL 24V DC IN 7 LVDS LCD with Vcc 5Vdc JVLCD 12 5 2 3 J12V1 J12V2 1 2 JLVDS PWR 2 4 JINV 2 3 JPWM 2 3 JVLCD 5 3 1 2 JLCD7 P1 JLCD7 2 1 2 JLCD7 P3 open Backlight power z 12Vdc from INV Connector ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 75
26. 7 ne 1 ju E c Ay E oa Db u TIE d pi l C5 LH UTI y f T FEN i SWI a A z LIS 5 E iod aa B 23 u Pun dumm er 5 cbr P3 H 5 6 hm ue EI Jj NET n io pp r 1 rH E TOSS gm ut HE ug Tas ral Ed Ea HJ mi Lus D ug L 1 18 a UM ET EFE in dz a gm z G e xS Te ii m ge E dE AD i muiu L L FL SLATE CI Hie uu ys r Li ud gi AM I EH x um s 1 a t P a a a Dn a Trig d us com EL j m i psu F JR ER xk gar 1 7 5 a He dubia i 4 T t y nu ais 1 a ja 1 x O0 0O OO E Bac r E E a f gi Ri E T Ey e i T od 2 gn 1 aras H EE aiu NE p E TI m Hi EEE mj E a a 7 z 2020 meres wo j 3 8 FE pl eid m ie i ia a Ld z eee LT m 35 E CN Y Lz gx 010 EL T he PLL m Sage ty 1 C272C273 1 Fig 67 The Audio Connector This connector has all the typical signals of a standard Audio Interface LINE OUT 1 Line Out Left 3 5 GND 7 Line Out Right LINE IN 2 Line In Left 4 6 GND 8 Line In Right
27. Lower Side is the Connector 13 Examples of Silk Screen figures to recognize Pin 1 sss 14 Power Supply Routing Schematic and default jumper settings whole board 15 Power Supply Routing Schematic of the C2 Full and default jumper settings 16 JVEGD 5 9362 FUORI DS su tette v eon To 16 JievTandalt2Ve 62 Fullornly sss 17 Allowed combinations for J12V1 and J12V2 C2 Full 17 JEVDS PWRI G2 FUllOnDlIy cssnusdtaa ea hara aaa 18 JLVDS_PWR jumper pin assignment and the 3 possible settings 18 Combinations allowed for Jumpers for LCD power C2 Full only 18 ia a Eo OE GG 19 Combinations allowed for JINV jumper C2 Full ONIYy sss 19 JEDZ PS CA 20 Onboard LED Driver for 7 small LCD 20 Possible combinations for JECD7 jumper C2 Full only 20 JEGDZ P1andJdEGCDZ P2G2 Full Only 21 Combinations for JLCD7 P1 and JLCD7 P2 jumpers C2 Full only
28. e n nu A NV2 NW eo 2 3 O unu unco 8 nn 2 s T Hus 00000 m n n t n 3 4d T8 Puesta e TP LANS5I4 43 8 5 n cm ic ENS i T f a 5e Ez t T ew d E 0558 k d ER 4 912 1 oo i B 909589 we m 972 i it a ista ds IEEE c rr aa EE a E p rl E n orc e 910 TE f ET a a FHS La sak a g Sun m a a IB ti z al ge ET t 823 s 9 Ree r 3 3 m 38 PAAR CS i en i fy RI CIE gs gom tee TEGH 299 cie Eu 21559 mE a 11625 SR 278 LT 1 J12V2 uaa Bx Et ECI Fig 104 C2 DEPOPULA TED 24V DC IN 7 TTL LCD Data Image JVLCD 12 5 J12V1 J12V2 JLVLCD 5 3 not stuffed JLVDS PWR open or 3 4 JINV 1 2 JLCD7 P3 2 3 or open JLCD7 P1 JLCD7 P2 1 2 both JPWM 1 2 Backlight power 5Vdc from FPC Cable 40 pin ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 68 6 2 C2 DEPOPULATED 24V DC IN 7 TTL LCD Chi Mei Resistive Notice a RED CROSS over
29. 1 and 2 USBV2 1 USBV3 USBDN2A DM 2 USBDN3A DM USBDN2A DP 3 USBDN3A DP FB18 FB30 8USBG2 4 USBG3 FB19 FB30 8 9 E DUAL USB RIGHT G11990080049 FOXCONN UB1112C 8FDE 4F 2 FB20 FB30 8 Case GND Fig 48 Schematic of the Connector used for USB_A and USB_B ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 38 4 7 USB D USB E USB AUX HOST PIN HEADER CONNECTORS They are placed near the lower right corner of the board BE u sls E QW a 9 Fig 49 The USB D and USB E Pin headers for onboard additional USB ports These are 4 pin headers wired as below USBD USBVA 1 USBDNAA DM 2 USBDNAA DP 3 USBG4 4 JST ePH 1x4 2 0mm FB27 B4B PH K S LF SN PIN ASSIGNMENT FB30 8 red wire 2 DATA white wire USEE DATA green wire USBV5 GND black wire USBDN5 CONN DM 1 2 USBDN5 CONN DP 3 USBG5 4 FB38 JST ePH 1x4 2 0mm FB30 8 B4B PH K S LF SN Fig 50 USB_Dand USB_E wiring ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 39 4 8 LAN1 LAN2 FAST ETHERNET 1 amp 2 CONNECTORS RJ45 These are two RJ45 connector for onboard Ethernet channel 0 left and 1 right They are placed in the lower edge of the CPU board side to side each other Notice ETH1 right connector is stuffed only in the fully populated version of the board r TUTTO um anms a AAARC202B8HJ y C3 2 T SN L Fig 51 RJ45 Ethernet Ports The
30. 2 JUMPER TOPOLOGY of the C2 CPU Board BOTTOM There are no Jumpers on bottom side 3 2 1 HOW TO RECOGNIZE PIN 1 JUMPERS amp CONNECTORS To recognize Pin 1 of Connectors amp Jumpers the rules are the following Pin 1 of Jumpers is evidenced by a bold square around Pin 1 of Connectors is evidenced by a bold marking at side of Pin 1 1 2 3 Underneath BOTTOM Side Pin 1 has always a square pad others have round pads 4 In most cases where there is room pins are numbered Hee Fig 5 Examples of Silk Screen figures to recognize Pin 1 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 14 3 3 POWER SELECTION JUMPERS Before going to describe the jumper settings its very important to understand the POWER SCHEME of the C2 since there are many jumpers which can affect the behavior of the board and their settings must be correct otherwise the board can be damaged 3 3 1 OVERVIEW OF POWER ROUTING JUMPERS The image below shows the whole power distribution scheme for the C2 FULL version Main DC power input is from DC_IN connector which is protected by fuse and by a Varistor The board is NOT protected against polarity inversion 5V BH JLCD7 P1 FUSE1 5V FUSE 12A 65V IAG DC_IN POWER 3 ud SH JLCD7 P2 JP 2 4 amp 5V or 43 3V DC IN 23 JP 3 4 3 3V lt Default 727 JP 4 6 12V 5V Power for LCD logic Te JLVDSPWR VLVDS 2 FUSE 3A 125V j Eb 6 SELECTABLE VLCD
31. 45 PWM control by variable duty 46 THE AUIS CONNECCION a 47 Pin Assignment of the Audio Connector enti oia n EHE eben iude 47 Circuitry of the Audio Connector note the orientation and pin numbers 47 SPI1 Connector note the orientation and pin numbers 48 SPI1 Connector wiring and level translator U35 48 The VART Debug GORMECION n De En code ege De sa SEE Dan ve gola core 49 Example of USB COM TTL1 8V conversion 49 ochematic or the Debug Port s oido adea shared See pnto md 49 WSO TG CORE CIO TEES 50 USB OTG Gable examples nut bn cese ag teo d deo peut e pest euet euet eerte Ee 50 Optional JW GONE COR DE a a bs euin Da arre D Oba IR bur dan 51 Optional TW GONMECION E E T T T E 51 RESET Connector and Manual Reset Pushbutton 52 Schematic of the RESET Connector SW3 Pushbutton 52 SW4 Box Header Connector Depopulated C2 53 SW4 Box Header Connector Depopulated C2 only See Pin 1
32. E O Uu cone Lil ee 2083 _ Etc A a 4 aa a as H 22 E 9 az H E 191 aS cosa zou H co coo ird zx H 2923 m i LL a d ELI HTB icd G LL 1022 TI an LES EEE ae E HEE SE i meh em 122 p wap m e iz eee lL um f oF 1 4 2822 ane 197021 1 a me _ _ TTE wo r E i res gg 9029 12 A 5 3 nr za i etg ppl Efi 1 FEJ 1 CY i J L 5 O _ sm F5 EdE s zr LEH 1 nal a co tel Ed e ye w m l d SR 227 Tb Geta n org D DOR SS d i PS Ll 2 T m 2 887 d cu 1 Geen puit r STFS ut 7 2598 3T uu IE T pdh TIE oce S L Lr P Fey i Q OTLB LEA Pico cas X X UTA LGA LOTA LOTA L us FF nan oh al l my Coo xi E ti WOLE Np We LSOH S din GE iz i e247 m tr i vr 08 Jo egi lit 5 Ca RES 3 B HE UM n 3j SQ oy E enr FH ZS sg HE 8 Et 48V 308 vH aa o EF COSTA 82136 i E212 d gara COTS csl amp 2 i BRI LE C 282 PTO C CD 2013 Fo 1 t 1 STIS I COS 082 1 CO 13 913 DOF 138912 2 zu 22 tei B a PE me 582 tr CO 62 LOT TE e 0019 862 rst D ze 2 2 e en TEE Cosma ca 2 lt Cos tiu 1 i H
33. FELE eo Cali m rt 1 request page 11 Ilona Ried K135 Micro SD SD j 5 _ Sip irata shaded area shows items not stuffed because opt view Fig 3 Bottom Side ARMFSC2 ARM CPUBOARD MANUAL 2 0 2 6 OVERVIEW OF ONBOARD FEATURES 2 6 1 RS 485 422 ISOLATED COM1 PORT The 1 UART COM1 is RS485 RS422 selectable and is the main peripheral interface port which will communicate e g by Modbus RTU with external peripherals This is optically insulated to avoid communication troubles 2 6 2 RS232 422 485 NON ISOLATED COM2 PORT The 2 UART COM2 is RS232 485 RS422 selectable and is the general purpose COM port interface The choice 232 422 485 is made by simple jumper setting 2 pin header 2 6 3 CANBUS INTERFACE The board has a CANbus port made from the native CANbus interface of the IMX536 2 6 4 GPIOs 25 TTL 3 3V GPIOs are wired to a 44 pin header connector and can be used for an external I O conditioning board users designed All GPlOs come from direct GPIO ports of the iMX53x Furthermore another GPIO is used for Backlight control and another one is used for the Buzzer 2 6 5 LVDS General Purpose Port The 24Bit 2 Chan LVDS port is provided to interface almost all kinds of commonly available LVDS panels It can handle up to 2 Channel 24Bits Full HD 2 6 6 TTL LCD Port This 18Bit TTL LCD port is designed to make a snap connection through a 40pi
34. POWER a 45V OR 3 3V OR 12V 2nd STAGE ES 1 JLCD7 P2 i in JLCD7 P1 SELECTABLE VLCD POWER SETTING FOR CHIMEI 7 LCD 5V OR 3 3V U33 WITH RESISTIVE TOUCH 1st STAGE VLCD_ 5V or 3 3V Select 5V 1 2 Mi Select 3 3V 2 3 lt Default A JVLCD 5 3 DEFAULT 1 2 IN 19V 30V lt Default d 2 3 DC IN 12V Power for Backlight of LCD n Inverter or LED Driver SELECTABLE DISPLAY 1 2 IN 19V 30V lt Default VBACKLIGHT_ 12V or 45V 2 3 DC IN 12V BACKLIGHT POWER U34 Select 5V 1 2 lt Default 5V OR 12V b Select 12V or 5V from U34 2 3 Select 5V 1 2 lt Default JINV 1 Select 12V 2 3 J12V2 NN 1 JVLCD 12 5 1 FUSES M FUSE 4A INV PWR 1 2 JLCD7 P3 f 3 INV Select 5V or 12V from U34 1 2 5V T Select 5V 2 3 lt Default 050 7 LED BACKLIGHT ir FLED BL LED DRIVER FOR 7 LCD Fig 6 Power Supply Routing Schematic and default jumper settings whole board The DC_IN supply must be within 12 36Vdc range The first important fact is to know If the board is powered by 12Vdc or by a higher voltage f DC IN is 12Vdc or anyway under 16Vdc then it is not possible to use U34 unless it s set to produce 5Vdc by JLVCD 12 5 1 2 f DC IN is over 16Vdc then it s possible to use U34 for any setting of JVLCD 12 5 U34 is the onboard DCDC to be used for the LCD backl
35. a jumper means the jumper cap position is don t care or the jumper can be removed as well or the jumper pin header is not stuffed H3 ES CI C 9na3d Lawn 23 heey ay gez FBE4 ME Io 1 A NV2 NYI co gt i O S 6 132 CO 8 z25 58 2 Poco Ck 4 amp Hus shonra 3 4d T8 Puesta e TP LANS5I4 43 8 cm ic m C 1 4 tan anes 2 E um T 2 Z 055 e 5 s 1 i 812 ou i Ej B 9298 m E 979 i ista VE IEEE c rr aa 3 1t EE Wu iem gt s d re ice orar jc EEE 910 TE vez Hs La DEI a 5 hus a a SD 8 m M 2 u 109 22 5550901 SSi R223C412 R359 cio cia Reed H oo in 8572 i es fi Lou ny cn j TEH 018 n mo AST ci LAHO TEGH amp Petik 299 cie a wat a 21559 e i ua S25 areas 5 51 L7 J12V2 uaa PIX EC e ri Fig 105 C2 DEPOPULATED 24V IN 7 TTL LCD Chi Mei Resistive Touch JVLCD 12 5 J12V1 J12V2 JLVLCD 5 3 not stuffed JLVDS PWR open or 3 4 JINV 1 2 JLCD7
36. of the previous paragraph you can recognize that 1 Power Selection 412 45 The Inverter LED driver power for pins 1 and 2 can be selected between 5Vdc and 12Vdc by setting the jumper of JINV pin header 2 Backlight ON OFF oince usually either an Inverter or a LED driver need a positive signal for Enable the INV EN signal to pin 3 is kept at positive high level by default To shut off the lamps the GPIO signal LCD BLT EN must be forced to low level 3 Dimming for CCFL Inverters Usually CCFL Inverters have limited dimming capabilities they usually need OVdc for max brightness and 5Vdc or 3 3Vdc for min brightness which usually is only 70 of the max brightness In this case you can drive the GPIO signal LVDS24 either low or high to have the max or min brightness for the CCFL inverter Notice that default is min brightness by the pull up resistor R534 4 Dimming for LED Drivers LED Drivers often have similar features behave like the CCFL inverters but nowadays the most diffused LED Driver models need a Dimming action managed by PWM That means you will apply a fixed frequency square wave 1 kHz for example but with variable duty factor of the square wave Fig 66 PWM control by variable duty factor The figure above shows the solid 50 duty factor square wave which will drive the backlight 50 of the brightness the red square wave shows an example of 85 duty factor where the wave stays at high level
37. ve peo ree a pe sre e vae ave v oa Disks Ne QUU 32 4 4 COM2 DSUB9M SERIAL PORT RS232 422 485 CONNECTOR ccccccccceeeccceesseeecsceneeseecsceeeeeeeceeeneeseeneens 33 44 1 COM2 JUMPER SETTINGS the 2 pin N AEL ccesscoescoesscecseccnssccssconscousscesseecsescesceusccescoussesssens 34 4 4 1 1 SETTING JUMPERS TERMINATION amp 5 34 4 4 1 2 SETTING JUMPERS FOR RS232 or RS485 RS422 2 MODE eese 34 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 2 4412 EXPIONGUON Of RS485 SetUnQgs eu co ciet e ERE MEE AWEEA EO SAEI 35 4 5 COM1 ISOLATED SERIAL PORT RS485 CONNECTOR esses 36 qood COMM PI ASSIQnImelll sen manae Ga E au Eu Mp E ER 36 2 COMA SE INOS EREDAR D MUSEUM DEOR MUS 37 4 5 2 1 Termination Jumper Setting Tor vary aeo ded 37 4 6 USB A USB B USB TYPE AHOST CONNECTORS irri voca bea eue a d rata E va Pea vea veu Qu Y ooa eda FUHR TERR T 38 4 7 USB D USB E USB AUX HOST PIN HEADER CONNECTORG cceccsccseceeceececeececeececeeseeseeeeeeeeseeeeeeeeeees 39 4 8 LAN1 LAN2 FAST ETHERNET 1 amp 2 CONNECTORS RJ45 40 4 9 CAN CAN V CANBUSINTERFACECONINEGTORS CEN E REQUIRE S SCC OA EE NC 41 4
38. visible Then the brown clip has to be pushed downward gently to keep the FPC cable firmly in place The result will look like the image here below where the LCD panel has been stuffed into a metal frame for ease of assembly in the final customer s configuration Fig 89 The 40pin FPC cable connect the C2 to the TTL 7 LCD As you can see the connection is straightforward and when the C2 is rotated over the LCD to make a sandwich the FPC cable has plenty of ease to bend without any risk of damage since both TTL connectors LCD and C2 stay on the same axis ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 58 4 23 1 FLEXIBLE 7 LCD INTERFACE Two different models of 7 panels can be connected CJB will suggest the correct models and also provide to you Basically you can connect either 7 panel with onboard LED driver or 7 panels which need an external LED driver Usually these latter panels are cheaper and are usually bonded with 4W resistive touch screen The C2 can support both the supply for the LED backlight and the 4W resistive touch interface 4 23 1 1 Interface for 7 LCD with onboard LED driver For this models the wiring is the following SYMBOL Vss ADJ V VDD VDD Vss V V o t C2 B V B B Green Data LSB V DCLK Clock Signals Latch Data at the Falling Edge Vss 40 Fig 90 Typical 40 pin connector of a 7 LCD with onboard LED driver NIN wN
39. 0 page 29 4 CONNECTORS 4 1 CONNECTOR TOPOLOGY of the C2 CPU Board TOP Please always refer to the board TOP topology as from below drawing UPPER SIDE CD 12 5 JVLCD 1 Bpo E o HS Y SA my SATA AAS MUO ONSEN ENERO ac act Bo RGR 0G we BG EET we os we we 2 oe v Wr lt m FOROR eee ee eRe 22 oso Tr Oc XE CK OK KO XE CE ee m AAARC202B8HJ g533293 A2 TP_LANOSI4 43 C J B LA DELE TP OUT TP7LAN 5 423 C230 Bes a a s Boo ui w C wo ag L js 412 1 J12V2 ae R DUE 5 03 4 NO IS CO EC12 unl rd mir n pw 1 ud uS on al NH Q 2c LE z 3 d IDE 50 56 ROO R89 8212 B ER hl End om ERR gae m f 3 gt Hf 3 Pe R301RJ R125C26 outs zgo funs ole as N a SE rv nes 0 ip s a eu Hir ea as amp MS wel 9 j 13 Son C2 3 s 522 zu emit 2 25 g CECR R208 3 200 dv du du Aer C189C1908142 33 E ie C242 vou I 34 _ TE COMME 8 LI 5 cass 2 Em LT e soca opoo i st OU I3 RS485 y LOWER SIDE USB A US LANI b CAN CAN V MI toT E C m Fig 31 Topology of the Board TOP Lower S
40. 4 has been upgraded with the box header for room issue on the C2 The signal is the USERDEF1 connected to PATA DATA14 pin P6 of the iMX53 Pin 1 GND is the pin nearest to the assembly hole see the photograph here below Box Header 2 pin ojo USER Ul USERDEF1 Fig 82 SW4 Box Header Connector Depopulated C2 only See Pin 1 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 53 4 21 GPIO TTL CONNECTOR This is a 44pin 2 0mm pitch shrouded male header with 25 TTL I O signals coming from the iMX53 native GPIO resources The connector is on upper edge right side of the board between the two mounting holes nearby BE m gy ARC202B8HJ 7 2 CJB 43 1 GPIO 44 nnnannaaanaaaganaamnaaauanmndug fl le Fig 83 The GPIO Connector Pin assignment of the GPIO Connector is the following Pins 1 2 41 42 Pins 3 4 15 16 27 28 39 40 43 44 Pins 5 2 12 Pins 13 14 Pins 17 gt 22 Pins 23 gt 26 Pins 29 gt 32 3 3Vdc GND GPIOA GPIOA 07 GPIOA P10 GPIOA P11 GPIOA P12 GPIOA P17 GPIOA P20 GPIOA P23 GPIOA P24 GPIOA P27 The GPIO signals provide 3 3Vdc levels and need to be conditioned externally unless they are connected to TTL devices All GPIO s have a 10K pull up resistor to 3 3Vdc ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 54 4 21 1 TTL GPIO WIRING 3V3 GPIO_N1 GPIO_M5 GPIO_N2 GPIO_N3 GPIO_N4
41. 5 interface is already a TX read back interface like mode 3b for COM2 You don t have to do nothing to set this behaviour which is already by default for COMI Next paragraph details the Jumper settings for COMI ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 36 4 5 2 COM Settings There are three jumpers to set COM 1 functionality DO NOT CHANGE Fig 46 COM1 Jumper Setting Notice the two jumpers which must never be changed The only jumper you are allowed to change is the Termination Jumper Never change the other two jumpers nearby 4 5 2 1 Termination Jumper Setting for COM1 The settings are the following e 1 2 Termination enabled To be set when the C2 is at one end of the TT daisy chain of RS485 boards connected each other f 1 TERMINATION JUMPER e 2 3 Termination disabled To be set when the C2 is in a middle position of the U15 daisy chain of RS485 boards connected each other TERMINATION Ld JUMPER U15 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 37 4 6 USB A USB B USB TYPE A HOST CONNECTORS They are placed between the COM1 and the LAN1 connectors lower centre edge of the board Janjani F665 ae zm NEN Has Ej af Elcon _ seve 1 mad E USB A USB B ERL SI Ji Fig 47 The USB A and USB B Type A USB ports These are common Type A host connectors Inside the CPU board circuitry these are USB Channels
42. 9 1 icANbusinterface Settings i ie Hee tur ox bap kei 42 4 10 XGA IVGAPIN HEADER CONNECT OR SSSR 43 EVDSCONNECTOR so 44 4 12 INV INVERTER LED DRIVER POWER CONNECTOR eese e emen nnne 45 4 12 1 Analysis of the INV Connector ck EXERS 46 4 12 2 Piri Assignment for INV CONNCCLOR ASAR 46 dp AUDIOGCGONNECTOR 47 LI MEE uen deo A 48 415 ARTJDEBUGUPORTiuietunci a 49 416 USB OTG CHENTUSBDEBUG CONNECTION oa 50 4 16 1 CABLE nase act M 50 4 17 1W 1 WIRE PERIPHERAL CONNECTOR OPTIONAL cccceccseccseccseceeeceeecesceenceeeceeecteuceeeseeeeeeeeeneeeneeeneees 51 418 RESET EXTERNAL RESET CONNECTOR stades salana ute 52 19 JSWSMIANUALRESELEPUSHBUTTIONS vius oce Pp uuu ESI dui Da 52 4 20 SW4 USER DEFINED INPUT 1 ONLY FOR C2 DEPOPULATED cesses emen enne nennen enean 53 22T SGPIOTIELI OCONNECTOR anri Asia RR 54 4 21 1 TIE GPIO VLBI ccr SE 55 4 21 2 GPIO MODDING FIOM MIXS3 os eure E v I Rd ausu tama sa M 56 4 22 3G MALE PIG
43. 920x1080 1080p Fig 62 The LVDS Connector Since LCD panels may require different power supplies you have to check the correct jumper settings for LVDS Power before connecting an LCD The details of the LCD jumper settings are covered in next paragraphs Ask CJB for pin assignment between the C2 LVDS connector and your panel Since R213 R214 are not stuffed and R226 R227 are pins 25 and 26 are two ground pins TX3 P LVWOSO TX N VDSO CLR P VDSOU CLR A LVDSO TX LVDSO N LV X1 LVDSO 1X1 LYOSO TAO FP LVOSO TX M LVDS1 TX3 P LWOS1 TX3 M LvVDS1 CL MOS LYDS x 1 M 051 F LvDSs1 1 M LYDS1 TXU P LOST TRU M ee R213 WAD cups scc uum ucrsna Radd un Ca SCL 2 lt 2 I2C2 50 VLVDS o L aT o 4VLVDS LL c 20 BH2ZX15PH RES LVDS 24bit Dual Channel R227 04 Differential 100 Ohm 04 Fig 63 Signals of the LVDS Connector The power rail called VLVDS is the power for the LCD electronics and the voltage can be selected by the JLVDS_PWR pin header Default setting is 3 3Vdc 3 4 JP 2 4 5V or 3 3V 3 4 3 3V JP 4 6 12 or 5V LQ ucoon sam VLCD 5 3 FUSE AVLVDS DCDC 3V2 FUSE 3A 125V Littelfuse 0451003 MRL VLCD 12 5 Figure 1 The Pin Header JLVDS allows selection of voltage for the LCD Each panel also needs power for the backlight Details of the relevant connector INV are described in next paragraph ARMFSC2 ARM CPU
44. BOARD MANUAL 2 0 page 44 4 12 INV INVERTER LED DRIVER POWER CONNECTOR This 6 pin 2 5mm pitch male header is the central of the three connectors on upper left edge of the board Notice that the leftmost connector TW is optional and it s never stuffed by factory The INV connector is used to bring power to LCD s inverter or LED backlight driver Usually brings 12Vdc which is the most common voltage for powering Inverters or LED drivers Fig 64 The INV Connector for Inverter LED driver Power The schematic here below details how the INV connector has been wired to the typical signals and power rails used for Inverters and for LED drivers 5V MAIN VLCD 12 5 SV MAIN DCDC 3V2 Am i e DEFAULT 3 3V SIGNAL ENABLE HIGH m D od 1U 6 25V R528 FUSE 4A 125V pi N M 1 b m in JINV 1 2 noo 54mm Jc1x272 54mm 2 10K 4 Y Littelfuse 0451004 LVDS BLEN R531 0 6 INV RL INV_PWR Sie LEE PE LCD R529 10K 4 DCDC 3V2 JST_ePH 1x6 2 B6B PH K S LF SN R530 Current rating 2A AWG 24 100K 6 R534 10K 6 R535 10K 6 X mR E 13 LVDS24 PWM 2 R533 06 GPIO PWM Jumper JPWM 2 3 Fig 65 Schematic of the circuit around the INV connector A detailed discussion of the signals and power rails is in the following paragraph ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 45 4 12 1 Analysis of the INV Connector s signals Looking at the schematic
45. Card Socket Bottom Side We suggest using the uSD for the Operating System and the SD for data logging ARMFSC2_ARM CPUBOARD MANUAL 2 0 page 64 5 APPENDIX A THE DEPOPULATED C2 Here below you see some photographs which show the depopulated C2 which is also Coated with UL recognized resins from manufacturer company Peters Made in Germany The depopulated C2 is pre treated with some special glue to protect sensible parts e g connectors to prevent the coating chemicals penetrate the connector and isolate the contacts E TY E a p art 9 9 7 EI PLE f a du FEN wat ER RII Fig 103 Coating Protection for uSD SD left and LVDS LCD right connectors ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 65 5 1 FEATURES OF THE DEPOPULATED C2 The depopulated C2 is manufactured for applications which require the connection of small 7 panels either TTL or LVDS These are the main features of the depopulated C2 compared to the Full version 1 Has one Ethernet port only ETHO 2 Can t support big sized LCD panels since U33 and U34 onboard DC DC are not stuffed 3 Hasa special tropicalization coating Ask CJB for suggestions about the best usage of the C2 board either Full or Depopulated The choice has to be made according which LCD panel you need to connect ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 66 6 APPENDIX B QUICK JUMPER SETTING CON
46. DS LCD Data Image Notice RED CROSS over a jumper means the jumper cap position is don t care or the jumper cap can be removed as well or the jumper pin header is not stuffed 105 4 g cag s Wg paoggonnnaonaonunn z oono ja 1 5 Hua 13 aver CICA Lawn et 22 Ure au vi gt EH WWI 55 a 6 m m B P s a m Pu B q a L 4 T 7094 A NYD NYJ B B d actas Q2 OM 5o A BH ra 3 2 eyes s pej a m om uz 19 1855 RE ETL z s HO iata 1 Pure us 8112 Ae Pe V can mem re unco Wg feos n TeTHORI uo S mue Lud Crk HHHH 22211 G4lveal veal E d Loo T T T T T 1 oe eases A 4 ha _ LL E WWW cjb it MADE IN TAIWAN nygamngamumnugumuauumuuuusmaaauuulclusu ar f x 3 44 42 TP LAN9514 43 Ri TP CLK 24 OUT C238 e v E 5 313 HSS OE 6312 T WTCSNYT dl 5 gt i WEEE z 210 gin a SL Ld 1 TEZH 169 EHS 2EZ Qum m 1 azzy
47. E 7 LCD GND Co 45V OR 3 3V OR 12V 1 D 2nd STAGE 1 1 5 6 JLCD7 P2 JLCD7 P1 VLCD_ 5V or 3 3V SELECTABLE VLCD POWER SETTING FOR CHIMEI 7 LCD 5V OR 3 3V U33 WITH RESISTIVE TOUCH 1st STAGE Select 5V 1 2 iMi Select 13 31 2 3 lt Default DERRE JVLCD 5 3 T 1 2 DC IN 19V 30V lt Default ay J12V1 2 3 DC_IN 12V Power for Backlight of LCD 1 Inverter or LED Driver SELECTABLE DISPLAY 1 2 IN 19V 30V lt Default VBACKLIGHT 412V or 5V BACKLIGHT POWER siiis siu Select 5V 1 2 lt 5V OR 12V U34 9 k Select 12V or 5V from U34 2 3 Select 5V 1 2 lt Default JINV 1 Select 12V 2 3 J12V2 E EH JVLCD 12 5 2 FUSE4 FUSE 4A 125V INV PWR JLCD7 P3 Select 5V or 12V from U34 1 2 5 Select 5 2 3 lt Default IS 1 U50 7 LED BACKLIGHT j 4 LED BL LED DRIVER FOR 7 LCD Fig 7 Power Supply Routing Schematic of the C2 Full and default jumper settings 3 3 2 1 JVLCD 5 3 C2 Full only Jumper JVLCD 5 3 allows choosing the voltage for pin 2 of the 6 pin header called JLVDS PWR where you can select the supply voltage for the LVDS LCD connected to the C2 Set JVLCD 5 3 for 2 3 default if the LCD needs 3 3Vdc e g 8 4 or 10 4 or 12 or 15 Set JVLCD 5 3 for 1 2 only if the LCD needs 5Vdc e g 17 or 19 or 21 5 Fig 8 JVLCD 5 3 C2 Full on
48. FIGURATIONS The following chapters show some typical jumper settings which can be used as guideline when using the C2 Full Depopulated in your application For any further question contact CJB e C2 DEPOPULATED 24V DO IN 7 TTL LCD Data Image e C2 DEPOPULATED 24V IN 7 TTL LCD Chi Mei Resistive e C2 DEPOPULATED 24V IN 7 LVDS LCD Data Image e C2 FULL 24V DC IN 7 TTL LCD Data Image e C2 FULL 24V DC IN 7 TTL LCD Chi Mei Resistive e C2 FULL 24V DC IN 7 LVDS LCD Data Image e C2 FULL 24V DC IN 15 LVDS LCD LCD with Vcc 3 3V e C2 FULL 24V DC IN 15 LVDS LCD LCD with Vcc 5V Notes about following Jumper Setting schemes 1 It is assumed that the system power is always 24Vdc or anyway over 16Vdc 2 Above statement means the C2 Full can always use U33 and U34 3 For Data Image 7 LCD TTL the LCD power is 3 3Vdc while the backlight power is 5Vdc and is fed to the LCD through the same 40 pin FPC cable from LCD7 connector bottom side 4 For Chi Mei 7 LCD TTL the LCD power is also 3 3Vdc but the backlight power is generated onboard the C2 by U50 and is fed to the LCD through the LED_BL connector bottom side 5 For Data Image 7 LCD LVDS the LCD power is 3 3Vdc while the backlight power is 5Vdc and is fed to the LCD through the INV connector of the C2 6 For other LVDS LCD panels which require either 3 3Vdc or 5Vdc power the backlight power is assumed to
49. Flash Card Socket Bottom Side rerom cai aS 64 SD Flash Card Socket Bottom Side Jeschke 64 3D view of the Depopulated amp Coated 2 65 Coating Protection for Touch left and TTL LCD right connectors 65 Coating Protection for uSD SD left and LVDS LCD right connectors 65 C2 DEPOPULATED 24V DC N 7 TTL LCD Data Image 68 C2 DEPOPULATED 24V DC N 7 TTL LCD Chi Mei Resistive Touch 69 C2 DEPOPULATED 24V DC IN 7 LVDS LCD Data 70 C2 DEPOPULATED 24V DC N 7 TTL LCD Data Image 71 C2 DEPOPULATED 24V DC N 7 TTL LCD Chi Mei Resistive 72 C2 FULL 24V DC IN 7 LVDS LCD Data Image eese 73 C2 FULL 24V DC IN 7 LVDS LCD with Vcc 74 C2 FULL 24V DC IN 7 LVDS LCD with Vcc 5 75 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 5 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 6 2 THE C2 CPU BOARD 2 1 Introduction The C2 is a powerful and versatile ARM Freescale iMX536 CPU board It has been designed and manufactured by CJB to provide a flexible computing core to be used for smal
50. GYBACK 3G EXPANSION CONNECTOR OPTIONAL esee 57 423 JLXCDZ BOIIOMSIDE 7 TTEPANELEFEAT CABLE rec RR tO eR d ot tse E ioc UE 58 4 23 1 FLEXIBLE FACE So cesset estet eet iecit 59 423 L1 Interfdacefor 7 LCD with onboard LED eive sooo ere DONE tee pex EE a tapa Ress ve ve 59 4 23 1 2 Interface for 7 LCD with external LED driver siis diode d dod S dodi d e ea 60 4 23 2 LED BL CONNECTOR FOR Z LCD LED 61 4 24 TOUCH BOTTOM CONNECTORS FOR 4W TOUCH 62 4 24 1 EXTENSION CABLE CH alle 63 4 25 5 1 SIDE USD MEMORY CARD assa assa dese da N 64 4 26 502 BOTTOM SIDE SD MEMORY CARD SOCKET lase ei ESE ae 64 5 APPENDIX A THE DEPOPULAT ED CZ cis epe d e apa NA E RAN SE RENE AF REOR REFER EE RR EN OE SR EE NR TERR UNE PERRA en EE RR RENS EPA EE PESE 65 5 1 FEATURES OF Tine DEPOPULATED C 2 12005248 RR INA a bIRAF ARS E t 66 6 APPENDIX B QUICK JUMPER SETTING CONFIGURATIONG sscsscssccsscssccsscsscnsccsscsscnsccsscnscnscosscnscnscssosscees 67 6 1 C2 DEPOPULATED 24V DC IN 7 TTL LCD DATA 68 6 2 C2 DEPOP
51. UAL 2 0 page 49 4 16 USB OTG CLIENT USB DEBUG CONNECTION This connector is a 5 header 2 0mm pitch available for debug Client USB port You have to setup an adaptor cable to match your cable If you want to plug directly to one Type A port of your PC it s a good idea to provide a cable with such 2 0mm 5 pin female at C2 board side and a male Type A connector at the opposite side d ETETE Ps P m AAARC202BBHJ LJ x ilz aT TP 1 1 m E L mia 1 emis Wars NEL 1 L um n TEN WP 4 E ul ELI Es eum dook ys THES uo Doc T T bii E En e wall Ma pg T PM eo E gt gj DO PIE 100 2 Tu s ag ui x pii Pa e dh xt PA D pe ZR rud da in ja zT 4 APP Cd rir m E E ud T 3 E ox pS Fig 75 USB_OTG Connector Pin assignment Vcc usually red wire Data White wire Data Green wire GND Black wire Shield shield braid gt or same GND if cable is short ee 4 16 1 OTG CABLE EXAMPLE Here below you can see a simple example of a cable which can support this connection When wiring the cable follow the wire colour matching Fig 76 USB OTG Cable example ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 50 4 17 1W 1 WIRE PERIPHERAL CONNECTOR OPTIONAL This connector is a 5pin he
52. ULATED 24V DC IN 7 TTL LCD CHI MEI RESISTIVE 69 6 3 C2 DEPOPULATED 24V DC IN 7 LVDS LCD DATA 70 6 4 C2 FULL DATATMAGE 3 ius tu ndtn cete dn Ya a A eu tb piro ba aubaqr i demi auus aa 71 6 5 C2 FULL 24V DC IN 7 TTL LCD CHI MEI RESISTIVE lees nnnm nnnm enne 72 6 6 C2 FUEL 24V DC IN 7 EVDS LEDADATAIMAGE aea e tou i Ee dte e A enti oio t edt dads 73 6 7 C2 FULL 24V DC IN 3 3V LVDS LCD LCD WITH VCC 3 3 74 6 8 C2 FULL 24V IN 5V LVDS LCD LCD WITH VCC 5V ccc cecceeceeecceecceecceecenseenceeuceeeceeeceeeseeeeeneeeuseeeeteeeeees 75 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 3 1 LIST OF FIGURES Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig 1 2 3 4 5 6 7 8 9 10 11 12 gt SG s RECTORI 9 Top Side view shaded areas show features not stuffed in the depopulated version 10 Bottom Side view shaded area shows items not stuffed because optional upon request 11 Topology of the Board TOP
53. UON Aa ue 3S8vEWQV po peyejos Seat q 9szWOVv LWO9 Sevsu XL clu vn vv 9 SxIN pejejos UON SNENVO MG ANSISOY SSA LECOLYV HONOL 90 3 9 0 NOZE eur 0008195 eur avoa 015 LON LSOW SHUWNOS amu NI SWALI Fig 1 Block Schematic page 9 ARMFSC2 ARM CPUBOARD MANUAL 2 0 2 4 TOP SIDE VIEW CME Re Soa k i d Jer Hi wm CO ira d pg COAT Ley xi LEE oy zm USBE 2 a 0 Ps d yo Ns umd SAAT J CJ 1 4 a vie E PIST d ez zo o UU nece im E ma aa Par a 4 LE PAA B A Mekas LJLILL LR JA LJ J e TSEC LAN2 ETH1 m ul 5 i COCT I mam LE rr n Pi dal Dau nia ofa ol Fa li Hm te SLE n LAN1 ETHO GPIO immmmmmmmmmmmmmmmmmmmmmmumERM LE EEE ub T sp fu Ge eR L iB E aE Pe Ca ee See eee pa eee IE LI LI OIL IL ILL
54. a ne a ege Fut e su dan 22 3 3 3 1 JEVDS PWRADEPOPULATED C2 OMIY Us SRS E tag t diu hs 23 3 3 3 2 BACKLIGHT SELECTION DEPOPULATED 2 23 3 3 3 3 La dr Te vv X em 24 3 3 3 4 ROPA c TEE n A 25 3335 O PU eat NCD 7 EE 26 3 4 OTHER JUMPERS FULE amp DEPOPULATED res voces e reca ena Pea vo ana Ces vet uvas Pos eL o vie A E TE N 27 SIPIN r n 27 M cael 27 EC WENN p POET eT ne POC e e 28 344 JP 485 TERMINATION i ace Eo PO p Soa AAS OU Lae ed OATH RSS 28 br AU SAEI lo CAO ee N 28 LAO JCAN EL 28 A AZORE CAN 28 SBAT 29 4 eh diaper NN 30 4 1 CONNECTOR TOPOLOGY or THE C2 CPU BOARD TOP 30 4 2 TOPOLOGY OF THE C2 CPU BOARD BOTTOM ziii died estas bedeevEe tas 31 4 2 1 HOW TO RECOGNIZE PIN 1 CONNECTORS amp 5 31 4 3 DC IN POWERSUPPLY CONNECTOR Sus
55. ader 2 0mm pitch available for 1 Wire Dallas peripherals It s upper left edge of the board near Fuse5 near LCD Inverter INV connector Fig 77 Optional 1W Connector The 1 Wire interface can be used for simple peripherals like temperature sensors Its a Dallas proprietary bus Peripherals are powered by 5Vdc with 0 1A fuse 5V 4 R358 4 7K 6 X Fig 78 Optional 1W Connector ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 51 4 18 RESET EXTERNAL RESET CONNECTOR This connector is a 2pin header 2 0mm pitch available for external reset It s near the upper side of the board below the three white connectors t s paralleled with the SW3 pushbutton which can be used for triggering a manual reset to the C2 board mee F 1 2 nRESET Fig 80 Schematic of the RESET Connector and SW3 Pushbutton Shorting the two pins of the RESET connector makes a hardware cold reset sent immediately to the board The pin assignment is the following Pin 1 GND Pin 2 Reset 4 19 SWS3 MANUAL RESET PUSHBUTTON Same effect is made just pushing the SW3 pushbutton ARMFSC2_ARM CPUBOARD MANUAL 2 0 page 52 4 20 SW4 USER DEFINED INPUT 1 ONLY FOR C2 Depopulated The depopulated version of the C2 has been prepared with a 2 0mm connector box header where for example a pushbutton can be connected for issuing external commands to the C2 CPU board C C86 Fig 81 SW4 Box Header Connector Depopulated C2 only Only SW
56. be always 12Vdc for the LED driver board or the CCFL inverter which is used does not matter the power for the backlight comes from the INV connector of the C2 and the LCD power must be set accordingly to the LCD specs 3 3V or 5V Usually 3 3V are used up to 15 panels while 17 and over need 5V 7 The pin assignment of the LVDS connection must be customized according to the LCD which must be connected Ask CJB for support CJB can also provide custom made cables 8 Never feed the backlight through the LVDS connector since the LVDS24 connector has been designed only to support the LCD panel s Vcc 9 For the usage of other types of LCD panels which require different voltages like 12Vdc for example contact CJB for more3 details about jumper settings CJB 2014 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 67 6 1 C2 DEPOPULATED 24V IN 7 TTL LCD Data Image Notice a RED CROSS over a jumper means the jumper cap position is don t care or the jumper can be removed as well or the jumper pin header is not SIH ez 1 99925 E a m e ELLE sooo Cllnnanao RE1 3 2 e npa pBoooo 2 EE g 8 re 1 i684 greet 5 4 N3 Iver e ojo z TES EJ E 297307 1n x A 22 au an pa OE T 4 gt Tres s m m 6 es
57. e the TX driver only when you need to transmit Since the RX receiver is always enabled you will read your TX ed data as soon as it exits from the driver This mode needs an external wiring red wires to the COM2 DB9 connector connect pins 1 4 and 2 3 and you get the RS485 DATA and DATA ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 35 4 5 COM1 ISOLATED SERIAL PORT RS485 CONNECTOR This is placed between the DSUB9M connector and the USB connector lower left edge of the board There are 3 jumpers which set some features of the COM pon mum Umm umm x 27469485 COM Fig 43 The COM1 Connector Isolated RS485 Serial Port 4 5 1 COM1 Pin Assignment The pin assignment for RS485 isolated is evidenced here below 1 or 3 Data 1 2or4 Data 5 Isolated GND Fig 44 COM1 Connector pin assignment RS485_COM1 422TX 485D pees 90 3 5mm 4227 X 1x5 3 5mm RIGHT 0Q0512510300G P 485 TERMINATION GND 485 4221X 485D 422TX 485D R368 100 20 H1X3 2 0mm CON3PA_2MM 485 TERMINATION 1 2 in JC1X2 2 0mm Fig 45 Schematic of COM interface The COM1 port is an isolated RS485 by default Eventually it can be also used as RS422 isolated but it needs a small h w modification which can be only made by CJB Pin Header JP 485 Termination circled in RED in upper drawing allows setting the line termination for the RS485 Setting 1 2 enables the RS 485 termination Notice this RS48
58. en Backlight power z 12Vdc from INV Connector ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 74 6 8 C2 FULL 24V DC IN 5V LVDS LCD LCD with Vcc 5V Notice RED CROSS over a jumper means the jumper cap position is don t care or the jumper cap can be removed as well or the jumper pin header is not stuffed SIH egga ug i Tu 2 ooog oes te m na oo000890 we B z i gt 2 2 teed p Tats i 3 18 l ICE 3 DE 200 GI CIMA lawn e n e 2 3 s 23 Les 2 s Uu 3 ur ET SH k s a m m B P m s a m B m a E d T s imi 1099 T 0093 NW TEE m 6658 A NYJ 2 5 cc 2 T284 i 7 i sz poj PREEN lian oe C IL Em otis anget cm P _ ence T CO e sano TeTHORI uo S mue Lud r Crk HHHH 22211 G4lveal veal E d Loo T T T T T 1 oe eases A 4 ha _ LL 2 WWW cjb it MADE IH TAIWAN nygamngamumnugumuauumuuuusmaaauuulclusu ar f x J di ge LANS514 4 TP LANS5 4 43 R135 TP CLK 24 OUT C238 e
59. er for 7 LCD panels The Full featured board can also provide 3 3Vdc or 5Vdc or 12Vdc for most common LCD panels and also 5Vdc or 12Vdc for LED driver or CCFL inverter Dimensions 170mm x 130mm Operating System Embedded Linux Windows CE7 0 Certifications CE Verified for FCC B The board is available in different versions ARM C2 FULL Full Optional and ARM C2 DEP depopulated with only one Ethernet port instead of two and limited LCD Power interface onboard This depopulated version is mainly designed to suit small 7 HMI controllers Following page shows the block schematic of the CPU board ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 8 2 3 BLOCK SCHEMATIC ujeJberq cOSAINYV JequinN 1ueunooq uqoD se owes 10 09UU09 aro aaav indodaa 33015 LON OQ i X 1 79 preoq De Je MEUS ININ vasn JEpeoay uld easr JOpeoy uld oes ed v e asn iasn ZHIN 001 01 srry oNV1 Qaav indodaa o3 33015 LON OQ ZHIN 001 01 Sv f H INVI dOL pJeoq Nv se ewes adh 10 08UU09 VecSa 1 NOISH3A d3 15 LON OG iven ten INOLLOG Jeued Z eui 10 021 4 uqioo se ewes 2 1021 WOLLOS Z eui 10 ubippoeg ugjoo2 se ewes dA 10j2euuoo 197037 3d s WOLLOd PIER IM SE SUES y U98J0S ONO AY TOO
60. ertical to another module IMPORTANT NOTICE if you are using the C2 inside the fieldbus make sure the termination resistor J120R CAN is not enabled See following chapter which details the settings of the CANbus interface ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 41 4 9 1 CANbus Interface Settings There are two jumpers near the 90 CAN connector They allow for the Line Termination insertion and for the bus speed limiting mea ple F 1 Lp v PN a E LE t M P 3 MU ni ARARCZOZBBM yim eu amma CJB a aes ELL CAN CAN V Fig 55 CANbus Settings Jumpers The schematic here below shows the circuitry of the CANbus interface The Line Termination resistor must be inserted when the board is at one end of the daisy chain connection between the CANbus modules It can be set with Jumper J120R CAN the rightmost of the two jumpers closing 1 2 sets the termination resistor The JCAN 5 pin header placed nearby the connector allows selection of CANbus speed limiting 2013 06 14 Mount CAN and CAN V at same ume CANTXO ANRXO 7 FB220 8 2 _ CANO p mp ds FB 220 8 2A CANO L 5V CAN E Tere BLM21PG221SN1 H D c 1x4 3 5mm RIGHT CI i OQ0412510300G C385 Y PESD1CAN 0 10 4 i JCAN_RS PCA82C250 i CAN RS Dela Oo n5 H1X3 2 0mm SOIC8A 1 27 i J120R CAN s H1X3 20mm R6 AAJ27K 6 1 3 SOT23 i JcAN
61. for 8596 of the cycle This will drive the brightness to 85 The green wave shows the opposite i e one 15 duty factor only for a 15 of the available brightness If you drive the PWM input with permanently high signal you get max brightness like 10096 duty factor if you drive the PWM input with a permanently low signal you shut off the backlight 096 brightness Important some LED driver boards do not allow 0 duty factor They always need a minimal duty factor like 1 or 296 otherwise faults can occur Please get all the needed information for correct drive of your LED driver board 4 12 2 Pin Assignment for INV connector This is the pin assignment of the INV connector 1 412Vdc JINV 2 3 or 5Vdc JINV 1 2 fused Default is 5Vdc 2 Same as above pin 1 3 Enable also called ON OFF High 2 ON Default is High level 4 PWM LED or Brightness CCFL Default is High level a Usually High or 100 PWM sets max brightness to LED Driver boards b Usually Low or GROUND sets max brightness to CCFL inverter 5 GND 6 GND ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 46 4 13AUDIO CONNECTOR There is one pin header 10 2x5 pins 2 0mm pitch for the Audio interface signals almost mid centre of the board just near the innermost mounting hole 152 16 AUDIO Pues Ho s uz s Tiss 3 r a Ei ded Bus E n 1 22 l v E 5508 IE mm H Fa he
62. ian Lud dbi Power for LCD logic JLVDS_PWR uu VLVDS 1 2 X USE 3A 125V U32 5 6 PX SELECTABLE VLCD POWER 1 e 45V OR 3 3V OR 12V 2 5 110 10 5 6 JLCD7 P2 3 g JLCD7 P1 SETTING FOR CHIMEI 7 LCD WITH RESISTIVE TOUCH DEFAULT 5V Select 5V 1 2 lt Default Select 12V or 5V from U34 2 3 ol JINV 0 FUSE4 FUSE 4A INV PW 1 o 2 JLCD7_P3 a D mv or 12V from U34 1 2 5V T 2 3 lt Default U50 LED DRIVER FOR 7 LCD Fig 21 Power Supply Routing Schematic of the Depopulated C2 Notice that JLCD7 P3 is 2 3 by default but if removed or set 1 2 then U50 will not be driven This can save onboard power and minimize emissions if you don t use the LED BL connector JINV must be 1 2 and the only backlight power available from INV connector is 5Vdc Basically the Depopulated C2 has been manufactured for small systems with 7 panels only ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 22 3 3 3 1 JLVDS PWR DEPOPULATED C2 only This is a 6 pin header which allows selecting the correct voltage for the LVDS LCD electronic You can only select 3 3Vdc The default 2 3 setting is already what you need It s only valid for small LVDS panels The TTL interface is not affected by this jumper setting S 33 e AAARC202B8HJ OTI amp as Daues 2d o sau amp 9_ C nou o 6 2 115 C gt FUSE2
63. ide is the Connector Area ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 30 4 2 TOPOLOGY of the C2 CPU Board BOTTOM Please always refer to the board BOTTOM topology as from below drawing Since we re looking at the board from bottom side LEFT and RIGHT sides are reversed UPPER SIDE 29 2 ln casco SZ cx co CY go AMerco RIGHT es 2100 CHNS 2 naca SIDE E3 dh ese F z 22 22 mh BARCOD AB ODD Od 02 cg g B E LABEL e SZ i Tan CER p 5 td 20 Fo dS 9s CGO J_j mM e244 rome CH CHCIXCI4 EE Ee an z g Sx NE Om o NIME 5 5 Sz GP Or OO Tes 5 074 c 011 TP15 5 65 p i 00 ern d LEFT agg pore a EZ 7 G9 3E f pau ms eas T P4 f x E Eus amp 1 010 SIDE B n CECI 8 1 12 CC 1 ing qon m Tn 31 x T HM Ceca IS M ce ne T v3 662 5 rel E 72 ery R e m IAG 7182 Be rm 011 3 cen 5 R33 CN rm d Fen e 90 v27 4i 24 ec 2 o C28 SZ qu Li z MN c O2 mn o gy 7 Bg eco 3 ao 5 rr 4 s 1 rw 1 T 38502 g 3 ee wn nee 2 oae C264 Y T a d t i Je 4 ggg S8 o Ter 2a c160C 22 55 P a De S888 SE z me Sere C318 CD can
64. ight power of big panels usually 8 4 and larger which is typically 12Vdc So you have also to know which LCD panel you are going to use Every LCD panel usually needs two voltages 1 The voltage for its electronics which is typically 3 3Vdc up to 15 panels or 5Vdc 17 to 21 and even 12Vdc 32 and over 2 The voltage for the backlight 5V typically for small panels 12Vdc for all other panels up to 21 and 24Vdc for big panels but in this case you will provide the backlight power directly not through the C2 circuits since the currents involved will be too high for the C2 You will use the C2 FULL version for driving small and big panels while the C2 Depopulated can be used only for small panels typically 7 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 15 3 3 2 POWER SUPPLY ROUTING FOR THE FULL FEATURED C2 The FULL version of the C2 CPU board has all the 4 onboard DCDC subsystems U31 U32 U33 and U34 This version of the C2 has been designed to support small and big LCD panels since U33 and U34 can supply the necessary power for both panel s electronics and panel s backlight FUSE1 FUSE 12A 65V 1 VDC 2v DC IN POWER 2 3 216 5V A JLCD7 P1 5V ey 9 JLCD7_P2 310 JP 2 4 5V or 3 3V JP 3 4 3 3V lt Default DC N e 412 or 5V i 33 logic ees FUSE 3A 25V i JLCD7 P2 iN JLCD7 P1 5 6 l 1 SELECTABLE VLCD POWER SETTING FOR DATA IMAG
65. ion and the DEPOPULATED version The images here below show the Default Setting of each Jumper 3 4 1 JPWM Default 1 2 GPIO 1 PIN B7 uP controls the Backlight of TTL LCD EIE ET e pes eee SIDS Tcr sUr BR PLETE Eee m AAARCZOIABHJ 5 ins lf JPWM is set 1 2 then GPIO 1 pin B7 of IMX53 can control the brightness of the TTL 7 panel both LCD models with onboard and without onboard LED driver If JPWM is set 2 3 then GPIO 1 pin B7 of iMX53 will be connected to the INV connector pin 4 If JPWM is OPEN brightness control will be always pulled up to Vcc hence set to maximum see also the requirements of the CCFL Inverter or LED Driver since some CCFL inverters give max brightness when this signal is close to GND and not to Vcc 3 4 2 JCOM2 Default 1 2 and 3 4 Set COM for RS422 JCOM2 e 2 cc ii z 1 E m x L hag BU Iq op c BET m E aH jugum h owe Geena if L AR amp ot dad DOCE ERI r zi 29 allt a FP Li HEB 4 usst ME 15 NA ees ure 1 z 89248035273 This header allows selecting the behavior of the 2 serial port See the relevant chapter ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 27 3 4 3 JP 485 REC EN Default 2 3 RECEIVER ALWAYS ENABLED 3 4 4 JP 485 TERMINATION Default 1 2
66. l to medium controllers A Controller is a system where CJB supplies the C2 together with an HMI unit LCD touch and all the necessary software for the appliance s process management http www cjb it en products powerplc powerplcbridge CJB also provides an extensive support for QT Library Embedded Linux or NET Compact Framework CE7 Usually the C2 drives a number of peripherals thanks to its versatile I O features Ethernet or serial COM port RS485 for Modbus and CAN for CANopen modules The board has also 25 onboard GPIOs TTL level which can be easily conditioned externally for local I O management The wide power supply range DC 12 36V and operating temperature 20 C 70 C and the capability to drive LCD panels of any size up to Full HD resolution make the C2 the most reliable and versatile choice for applications like Professional food appliances Ovens Steam boilers refrigerators ice cream etc Vending machines especially outdoor Parking ticketing machines especially outdoor Controllers for building amp home automation Small amp medium sized controllers some limitation of usage with some LCD panels may occur if the DC_IN is lower than 16Vdc CJB 2013 2014 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 7 2 2 Features The C2 Freescale iMX53 CPU board has these features evidenced features in Italic style are not stuffed in the depopulated version Freescale iMX536 optio
67. light of small panels like 7 Wrong setting of this jumper can create board s damage since its setting strictly depends on the setting of J12V1 J12V2 and JVLCD 12 5 3 3 2 5 JINV C2 Full only This jumper will bring the backlight power to pins 1 and 2 of the INV connector The LCD s LED Driver or CCFL Inverter will be connected to this INV connector Table here below shows the allowed settings since JINV strictly depends on the settings of J12V1 J12V2 and JVLCD 12 5 Fig 14 JINV C2 Full only DC IN JINV Power J12V1 J12V2 JVLCD 12 5 Available Backlight Power Supply Does not p pn Does not 5Vdc from U31 m care eara use with small LCD choice 1 Does not 12Vdc from DC IN 412Vdc care since use with bigger LCD U34 is Make Sure 12Vdc DC IN has bypassed enough current default use with small LCD choice 2 1 2 5Vdc from U34 0398 default use with small LCD choice 2 12Vdc from U34 use with bigger LCD gt 16Vdc 1 2 1 2 2 3 Make Sure IN has enough current Fig 15 Combinations allowed for JINV jumper C2 Full only ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 19 3 3 2 6 JLCD7 P3 C2 Full only This jumper s name reminds its usage is for 7 LCD panels only Its setting selects the voltage for the onboard LED driver U50 which is used to power the LED backlight of the 7 panels which don t have onboard LED driver The onboard LED driver of the C2 can onl
68. ly ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 16 3 3 2 2 J12V1 and J12V2 C2 Full only Jumpers J12V1 and J12V2 are used to bypass U34 when the C2 is powered by 12Vdc and the voltage for the LCD backlight needs 12Vdc If the LCD backlight needs 5Vdc then you can use U34 provided the JVLCD 12 5 jumper is correctly set 1 2 default Fig 9 J12V1 and J12V2 C2 Full only Set J12V1 and J12V2 both 2 3 if the C2 Full DC IN is 12Vdc and backlight needs 12Vdc Set J12V1 and J12V2 both 1 2 if the C2 Full DC IN is 12Vdc and the backlight needs 5Vdc 3 then set JVLCD 12 5 to 1 2 Set J12V1 and J12V2 both 1 2 if the C2 Full is powered by 16Vdc or more and the backlight needs 12Vdc 3 then set JVLCD 12 5 to 2 3 Set J12V1 and J12V2 both 1 2 if the C2 Full is powered by 16Vdc or more and the backlight needs 5Vdc 3 then set JVLCD_ 12 5 to 1 2 The table here below shows the possible combinations J12V1 J12V2 JVLCD 12 5 DC_IN Power Supply Does not care 12Vdc V a y 12Vdc U34 12 12 12Vde V Backlight 5Vdc ee o o gt 16Vdc V Backlight 5Vdc 12 12 23 16Vdc V Backlight 12Vdc Fig 10 Allowed combinations for J12V1 and J12V2 C2 Full only ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 17 3 3 2 3 JLVDS PWR C2 Full only This is a 6 pin header which allows selecting the correct voltage for the LVDS LCD electronic You can select the voltage to be 3 3Vdc 5Vdc and 12Vdc Refer to the LCD s datasheet
69. m pitch They are wired in parallel You will choose the one which fits the cable of the resistive touch screen which you are using i LAYOUT Place together EFC i TOUCH 1__R1XN 5 A 0 4 TS XN RIYN A AV AD AX TS YN 1 RiXP AVAVAD AX TS XP RIYP A VA AD AX TS j TOUCH 05 TOUCH 10 TOUCH 2 R2XN Q A X TS XN i R2YN 0 4 TS YN TOUCH 1 TOUCH 1 R2XP Q A X TS XP R2YP Q A X TS YP 1 TOUCH 2 TOUCH 2 TOUCH 3 TS XN TOUCH 3 TOUCH 3 TOUCH 4 TOUCH 4 FPC 4 0 5 Upper FPC 4 1 0 Upper TOUCH R4XN TS XN Conn Top F51A A 04 xxxx Conn Top F101 A04 xxx R4YN O A X TS YN HAXP 0 4 TS XP i 4 2 04 IS YP Hev B 2012 11 15 GND lect H signal SWAP Footprint TOUCH 05 TOUCH 10 Select TOUCH signa Fig 95 The 4W touch screen connectors for FPC cable 1 0mm and 0 5mm FPC The X Y assignment can be changed thanks to an array of micro resistors The default configuration connects the following 1 X negative gt TOUCH 1 2 X positive gt TOUCH 3 Y negative gt TOUCH 2 4 Y positive gt TOUCH 4 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 62 Also the 90 pin header TOUCH 254 has a default configuration C464 H1X4 2 54 RA DIP 1000P 6 8013 J17 MOUNTED ON BOTTOM SIDE OF PCBA GTTW70SP7G1H0 Refer Freescale SPF 26139 Rev B Pin1 Touch Panel Top Side TS_YP DISP TOP Pin2 Touch Panel Right Side TS DISP BOTTOM Pin3 Touch Panel Bottom Side Te 5 LEFT Pin4 T
70. matic of this male header 3 3V 3G_RESET __R171 10K 6 3G_WAKE _ R172 10K 6 VLCD 5 3 3G DISABLE 2 R173 10K 6 USBDNS PCI E 3 ESO PCI E DM 29 3G_MALE Fig 87 Schematic of the 3G piggy board interface connector Normally commercial MPCle 3G modules require 2A or more at 3 3Vdc That s why to use this board you need the fully populated C2 version and set the Power Selection for U33 to 3 3V so you get enough power from the onboard DCDC U33 This may create conflicts with LCD power requirements so be careful See also the Chapter regarding the Power Routing of the C2 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 57 4 28 LCD7 BOTTOM SIDE 7 TTL PANEL FLAT CABLE This is a snap in 40 pin FPC flex PCB Cable connector for a 18 bit RGB TTL 7 800x480 LCD panel It s placed at bottom side of PCBA almost in centre of the board Its position has been designed so that the FPC Cable can be easily connected to one 7 panel and stay aligned with the LCD s FPC connector 9 tuno anno aF C3LL cc C30 TTE LCD dv 8 7 cupo T UCH 10 TOUCH 05 TOUCH SW TOUCH 254 Fig 88 The LCD7 Connector designed for instant connection of a 7 LCD The connector has a hinged brown clip which can be raised gently with a fingernail Then the FPC cable must be carefully slid in the connector with the brown clip kept opened The blue side of the FPC cable must stay on top
71. n FPC cable for standard 7 800x480 LCD panels with LED backlight A suitable LED driver for such panels is provided onboard or can be powered by 5Vdc most new panels have embedded LED driver 2 6 7 1 Wire INTERFACE OPTIONAL This is a native interface of the IMX535 available to connect sensors like Dallas or like devices 2 6 8 Ethernet Ports There are two 10 100Mb Ethernet Ports 1 only for the depopulated version available from RJ45 connectors 2 6 9 Extensive Feature Selectable by Pin Headers A number of pin headers allow easy selection of onboard features to fit the needs of each application panel power selection backlight selection COM port settings and so on 2 6 10 Wide Range Power Supply The board can be powered by 12 36Vdc wide range power supply ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 12 3 JUMPER SETTINGS of the C2 This Chapter details all the onboard Jumpers of the C2 and their settings 3 1 JUMPER TOPOLOGY of the C2 CPU Board TOP Please always refer to the board TOP topology as from below drawing UPPER SIDE MEME CE SATA EU j C167 1 ust t 9514 31 L CJB WWW cjb it MADE IN TATWAN y 14 42 T LAN9514 43 t RESI 3 CLK24 OUT c t TP 00514 36 TP LANSS14 35 TP7LANS514737 LTE 22 oh 5 32 SS o 82730412 i ROPE C241 85278528 sw3 Ki iade HAE es p 25 1531 5 mae
72. nal i MX535 1GB RAM onboard 128kB SPI RAM static for permanent storage of data with unlimited write cycles with battery backup uses the same battery which keeps the Real Time Clock running UARTS o 1 x RS485 RS 422 optically insulated o 1 RS232 general purpose COM port not insulated selectable also as RS422 485 2 X USB ports with Type A dual stack connector 90 2 x USB 4 pin headers for auxiliary functions placed inside the pcba 1 x USB OTG for debug purposes 2 x Ethernet 10 100 with RJ45 90 connector 1 Ethernet port in the Depopulated version 1 x Micro SD socket uSD 1 x SD socket 2 X LCD Interfaces o 1x TTL to support 40pin FPC connector for standard 7 800x480 with LED backlight with bonded touch 4W for two standard versions of LCD panels o 1xLVDS 2ch 24bit to support any kind of LCD panel up to Full HD 1 x VGA video port 1 x AW touch interface for the touch screen resistive 4W 1 x optional 5W 8W resistive touch interface 1 x LED Backlight driver for the 7 LCD which don t have onboard DCDC with PWM dimming 1 x expansion connector for 3G module piggy back micro board this will support one 3G 4G Mini PCle card socket and its USIM card socket GPIO 25 x TTL I O software selectable as Inputs or Outputs 1 x 1 Wire interface optional for Dallas type sensors 1 x CANbus interface AUDIO interface o 1 x stereo Line Out connection o 1x MIC in 1x stereo Line In Power Supply 12 36Vdc wide range power supply with pow
73. nm R537 Fig 22 JLVDS_PWR Depopulated C2 only default Fig 23 JLVDS_PWR jumper pin assignment and the only setting C2 Depopulated 3 3 3 2 BACKLIGHT SELECTION DEPOPULATED C2 The choice of the supply for the LCD s backlight still involves jumpers JINV and JLCD7 P3 The first simply selects the 5Vdc and forwards to the INV connector where you will connect the LED driver or the CCFL inverter of the 7 panel The second jumper does the same selection for the onboard LED driver U50 which can be used for the LED backlight of 7 panels which don t have any LED driver onboard The unique allowed setting is 1 2 default unless you don t want to power up U50 Next chapters will detail the settings ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 23 3 3 3 3 JINV This jumper will bring the backlight power to pins 1 and 2 of the INV connector The LCD s LED Driver or CCFL Inverter will be connected to this INV connector For 7 LCD panels the INV connector is used mainly to supply the 5Vdc for LVDS version of the 7 LCD panels In fact many 7 LCD panels which have onboard LED driver are TTL and the onboard driver gets the 45V from the same 40 pin cable of the TTL signals If the 7 LCD is LVDS the main cable from the LVDS connector of the C2 cannot give both voltages 3 3Vdc and 5Vdc so you have to get the backlight voltage from the INV connector And here pins 1 and 2 get the 5Vdc selected by JINV set for 1 2
74. nnector wiring and level translator U35 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 48 4 15 UART_DEBUG PORT To survey the boot up of the board you must connect the Debug port to a PC where a suitable Console Simulator program is running For example PUTTY or HyperTerminal or other similar programs i s 1 J 2 EPs Javi J12w cv Fig 72 The UART_Debug Connector Since modern PC s do not have COM ports it s suggested to use an USB amp COM TTL1 8V conversion cable like the FTDI model TTL 232RHG VHEG 1V8 WE which TTL signals commit the 1 8Vdc levels required by the C2 Debug Port Such cable appears like the photo here below where we have already wired the small white connector for the Debug Port me AN Fig 73 Example of USB COM TTL1 8V conversion cable The schematic of the Debug Port is here below DCDC 3v2 A 1 2013 12 12 GND TX TTL 1 8V JST 1 0 2 mm GND d BOS PH K S LF NSN RX TTL 1 8V GND CAD GND UART DEBUG CEM CI 13 UARTI1 RX X Fig 74 Schematic of the Debug Port Connector When preparing the cable wire one JST B6B PH K 6 pin female so that the TX wire of the conversion cable is connected to pin 6 RX the RX wire of the cable is connected to pin 4 TX and the Ground wire is connected to pin 3 The 1 8Vdc wire usually provided by the cable must not be connected ARMFSC2 ARM CPUBOARD MAN
75. o i wi x x x E Sco E ti i E s El EC R118 Ce 1 la wap um LIA iu 3l 5 0 SIEI o v 4 r7 N TE EL P 8 DEMNM Lv0524 2 a ECT _ 3w f fmm A EF 5 e m abl 3 n 13 gE up Tinte 5 22 1 wma Bes VGA RIGHT a 7 999 ame mae W ree SIDE SI E ic fit J ke a 35 19 3 M UM mm seo BH Hh ect Gus 5 59 End d 1 i Ri 119 BILE 8 5 7 a ft X IL MEC E EE d a Zk 2 E HH le ss Q2 190313 e g 2 1 1 1 R208 v r 2 498128 MN gt 8 485 RTS CHOICE R206 JP TOUCH 2 405 CN a ojo o ca E 1 0 544 D 1 wd Ra 8 LJ 8 s amp m pico ETT 2A 4A Sf EN poon C510 eu C198 103 105 R106 P 5 LIT amp eo LI 5 a R5485 COMI 2 7 LOWER SIDE 1 sal 9378324 _ 324 9 c t m SB A LAN AN2 3 2 t z Fig 4 Topology of the Board TOP Lower Side is the Connector Area ARMFSC2_ARM CPUBOARD MANUAL 2 0 page 13 3
76. o avoid any DC IN polarity inversion R82 normally keeps Case GND and GND connected together ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 32 44 COM2 DSUB9M SERIAL PORT RS232 422 485 CONNECTOR This is placed at right of DC_IN connector lower left edge of the board c Vt ea EI po TT 1 i F ovs 1 e a jim uir FEES TEE N Bees epe e 3618352 ES 36382911 6 2 0 mn Fig 37 The COM2 Connector Notice the JCOM2 pin header Pin assignment is defined here below CTSB 232 422TX 485D 232 422TX 485D RTSB 422RxX TXB_232 422RX CTSB 232 422TX 485D HTSBZ 422RX OO 0 NIN OD J O DSUB 9P Fig 38 Signals of the COM2 Connector Pin function depends on jumper setting of the U10 SP339E interface chipset This one gets the rough signals directly from the ARM iMX58x processor UARTS port U10 allows choosing between RS232 RS485 or RS422 according to 2 pin header See next page for Jumper settings for SLEW TERM MODEO and MODE1 ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 33 4 4 1 COM2 JUMPER SETTINGS the JCOM2 pin header These jumpers are just above the DSUB9M connectors DCDC 3V2 5 9 MODE SP339E MODEO R362 10K 6 25 8363 7 10 6 M R361 10K 6 Sk R290 10K 6 H2X4P 2 0mm S 311990080050 a JCOM2 1 2 1 2 2 0 2 3 4 JC1X2 2 0mm 2013 12 12
77. on e RS232 Full duplex single ended signals RX TX RTS and CTSfor full handshake ouitable for short range communications since it can pick up a lot of noise Its Mode 1 from above table e RS422 Full duplex as the RS232 only TX and RX Signals are differential TX and TX RX and RX to allow a very high noise rejection Allows communication over long distance Its Mode 3a from above table e RS485 Half Duplex only When you transmit cannot receive Two wires only Data and Data Differential signals to allow a very high noise rejection Allows communication over long distance Its Mode 2 from above table The major problem of an RS485 communication is that when the transmit driver is on the receiver is off since they are driven by the same control signal RTS direct for TX and inverted for RX RX RTS TX Fig 41 Typical RS485 Driver Receiver This is not so good because you cannot understand when the TX flux has ended and you can exchange the direction of the driver receiver changing the level of RTS When you set the JCOM2 pin header for Mode 2 you get exactly the circuitry shown above In some cases this is enough but in many others you need to understand quickly when it s time to change the direction Then you have to use the circuit below DATA Fig 42 RS422 modified for RS485 with TX data instant read back This is Mode 3b and the RX receiver is always enabled while you enabl
78. ouch Panel Left Side TS XN DISP RIGHT Fig 96 The 4W touch screen connector for 2 54mm flat cable 4 24 1 EXTENSION CABLES CJB can provide suitable extension cables for both the 4W touch and the LED backlight in case you need to place the C2 away of the LCD panel For a minimum quantity the extension cable length can be customized Fig 97 Extension Cable for LCD Backlight Fig 98 Extension Cable for 4W touch 2 ARM CPUBOARD MANUAL 2 0 page 63 425 SD1 BOTTOM SIDE uSD MEMORY CARD SOCKET This socket can host one uSD flash memory card positioned under the right edge of the board in a plug plug spring socket The uSD is self recognized and can be plugged in or removed even if the C2 board is powered on CO2c145 T ig COci59 g Be m e ra ag B8 2 E J Donum BI cl 5 i 2 e n um 83 i o so iat pane Es g E 4 BESS tni EF oat TOUCH 10 TGUER 05 dg DB iun TOUCH 294 fem s TE EN mam ma ET ca a Rene EHI cum 1 z n H Fig 99 uSD Flash Card Socket Bottom Side 4 26 SD2 BOTTOM SIDE SD MEMORY CARD SOCKET This socket can host one SD flash memory card positioned under the right edge of the board in a plug plug spring socket The SD is self recognized and can be plugged in or removed even if the C2 board is powered on The SD is managed as mass memory hard disk like device Fig 100 SD Flash
79. r pies tu Fives 12 3 JUMPER SETTINGS OE THE CZ m oaa ERR INR CERRO aF co Sy ua e eR s pM RS AME 13 3 1 JUMPER TOPOLOGY OFTHE C2 CPU BOARD TOP a aqua ag an Rak Y TU Ru p Led tr das 13 3 2 JUMPER TOPOLOGY or THE C2 CPU BOARD 14 3 2 1 HOW TO RECOGNIZE PIN 1 JUMPERS amp 5 14 3 3 POWERSELECTIONJUMNPERS ace SOARS ASE i vete n tete ee 15 3 3 1 OVERVIEW OF POWER ROUTING 15 3 3 2 POWER SUPPLY ROUTING FOR THE FULL FEATURED 2 16 3900 NODS hi oN DL ll 16 3 3 2 2 HY Tand 0 eheu Mu Tue Rete inns da du etes 17 3 3 2 3 JLV DS PWR C2 F l Only p 18 3 3 2 4 BACKLIGHT SELECTION CA FULORI onus ess d eua ui pid tutem ese a centu eet on UE TS 19 3 3 2 5 m 19 8030056 JECDZ P3 Ell eee eee ee T LEE UM ME LED EE EIE EU 20 3 3 2 7 JECDZ P1andJECD7 P21 C2 Full ohly i ce ttn dei FS eau b T n una eec va eae dba prx EO 21 3 3 3 POWER SUPPLY ROUTING FOR DEPOPULATED 2 ssc rea a eid eo d eoa sas
80. signals of each of these ports follow the standard assignment as you can see here below Transmit TX LED TX greeny RX RX Packet detest LED yellow Fig 52 Pin Assignment of ETHO and ETH1 RJ45 Ethernet ports The MACaddress for each port has been programmed in factory the value is the label stuck onto each RJ45 connector block ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 40 4 9 CAN CAN V CANBUS interface CONNECTORS These are placed at right of rightmost Ethernet connector ETH1 lower right edge of the board The two connectors have the same pinout and are in parallel to allow an easy connection when the C2 is eventually placed in the middle of the daisy chain of CANbus modules ea NN cce 4 5 gem i x Eg 3E w a m m m ro Ra V 2 E Cou J x ges t J qu us M ut an 2 w ES c E vo Fig 53 CANbus twin connectors The connectors have the following pin assignment GROUND CAN NOT ISOLATED CAN CAN L 1 n C DU Doct Fig 54 Pin Assignment of CANbus connector There are two connectors because this makes easy the usage of the board amid a daisy chain of CANbus connections In other words when the C2 is used not as ending node but in the mid of the fieldbus you will have one cable connected from connector CAN 90 connector to an module and another cable connected from connector CAN V v
81. tal which will fit the LED Backlight connector of the 7 LCD This is only used when you have to connect a 7 LCD which does not have an onboard LED driver The onboard LED driver of the C2 U50 has been designed to feed the correct current for the LED backlight of such 7 panels 6118 25 2 maa T Tet Fig 92 The LED_BL connector for powering 7 backlight Notice that if you design your assembly so that the C2 will stay as a sandwich together with the 7 LCD the position of this connector has been chosen so that you can directly connect the original LCD backlight cable directly and this saves costs See for example the assembly below Fig 93 The 7 LCD and the C2 assembled together If you need to stuff the C2 far away from the LCD you need special extension cables see dedicated chapter which follows ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 61 424 TOUCH BOTTOM CONNECTORS FOR 4W TOUCH SCRTEEN There are 3 connectors for easy instant connection of a 4W 4 Wire touch screen They are placed at bottom side of the board opposite side of the SD sockets TOUCH OSTOUCH 10 Fig 94 The 3 types of 4W touch screen connectors 2 54mm header 1 0mm and 0 5mm FPC Three connectors have been provided in order to accommodate any typical solution coming from the bonded touch of the 7 panel from left to right of the above image you see the 2 54mm header the FPC connector with 1 0mm pitch and the FPC connector with 0 5m
82. w AeA N D V N f MININ SINIS oio GTN Of O C2 N D C C R R R R C2 Ww ny C2 C2 V V C D C C 4 SS 2 1 SS 5 4 3 2 S5 SS Co Pin NO 6 o8 9 22 23 __ 24 __ 25 26 27 28 29 __ 30 32 33 __ 34 35 36 38 39 40 C2 cO U 0 n Notice that Pins 4 5 and 6 are the supply for the LED backlight usually 5Vdc while Pin 3 is the dimming control PWM if fixed at high level 83 3Vdc the brightness is max if fixed at low level GND the backlight is off Vcc is the LCD power 38 3Vdc ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 59 4 23 1 2 Interface for 7 LCD with external LED driver Most cheap TTL panels with onboard bonded resistive touch don t have any onboard LED backlight driver so the power for the backlight must be provided from outside The C2 can do that see following chapters but care must be taken because for such panels the 40 pin TTL interface is different as you can see from the table here below 9e eem F RENE IL Nc rt Conc 4 Ve Power Supply for Digital Circuit 5 Veo Power Supply for Digital Circuit e vee Foner Supiy or Darel Crest OT Meo Power Supply for Digital Circuit rt 9 DE DataEnabe 10 GND J PowerGround j 11 GND
83. y run from 5Vdc otherwise U50 will burn So it s mandatory that the JLCD7 setting never feeds 12Vdc or higher voltage to U50 R535 mm R357 REARS Ba ZS 520016 017 4 5 Rach 024185278528 C 034 R359 iy _ 3 a SON R229 Rees REz3JCAI2 Fig 16 JLCD7 P3 C2 Full only VLCD 12 5 LED BACKLIGHT JLCD7 P3 B130LAW L20 FB180 0603 1500mA 1UH A D9 VLED 1 3 121 4 5V MAIN C280 10U 8 10V DGCDC 3V2 4 eu aub El 99 JLCD7 P3 2 3 In H AT1316 R298 U50 100K 6 whl JPWM 1 PWM D2 DIM CTRL 6 DISPO CONTRAST gt gt 2 DIM CTRL LOW gt LAMP OFF Omm A E DIM CTRL HIGH gt LAMP ON JPWM 2 3 DIM CTRL 100Hz 1kHz gt DIMMING EE am wi Fig 17 Onboard LED Driver for 7 small LCD panels JLCD7 P3 J12V1 J12V2 JVLCD 12 5 Available Backlight Power 2 3 Does not p pss Does not 5Vdc from U31 default care care use with small LCD choice 1 care care 1 2 5Vdc from U34 TUE default use with small LCD choice 2 1 2 5Vdc from U34 DEI didus default use with small LCD choice 2 Fig 18 Possible combinations for JLCD7 jumper C2 Full only ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 20 3 3 2 7 JLCD7 P1 and JLCD7 P2 C2 Full only These jumpers simply choose which TTL 7 LCD panel can be connected to the C2 Full NIS n 8
84. z FBE4 ME Io A NV2 NW Dum EI min oo dE 1884 H C 8112 amp HO A zi TEETE ee CH 22232 SALVE AL V94l E dh L1 T T T T T E cm fe m i APP A TetHOgT un em Du mnogagamgumuaasgcaaaaaguguuuHuu Bngmgogguamnugsgmuuuuuuuuuguuuu iD m uc WWW cjb it MADE IN TAIWAN p _ lt 7 5 3 3 3 5184 O 28 P is 514 38 TP LANS5 4 35 d E E d 4 lata at c3 _ ME 6312 VISUNT dI TP LAN3S514 37 E rsa _ 810 i EZH 167 EHS e X 2E2H 1223 m 1 azzy 9 z a lg a LI Zl e 3 ma u LOE ar L i l 1 ab ezo 925 Lod Ree eref OL m g na E mo C E 42 i cn i fy Ri E uk EE e eoru una 1 CeATRS2TRS 8 R Gis 15 ESE c0 7_P3 L Jl V1 J12V2 T Fig 108 C2 DEPOPULATED 24V IN 7 TTL LCD Chi Mei Resistive JVLCD 12 5 1 2 J12V1 J12V2 1 2 JLVDS PWR 3 4 or open JINV 1 2 JPWM 1 2 JVLCD 5 3 2 3 JLCD7 P1 JLCD7 P2 2 3 JLCD7 P3 2 3 or open Backlight power from onboard LED Driver ARMFSC2 ARM CPUBOARD MANUAL 2 0 page 72 6 6 C2 FULL 24V DC IN 7 LV

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