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Advantech SOM-A2552 User's Manual

1. SA_SKT_A1 10 PCMCIA CF address 1 No pulling 33 SA_SKT_A16 IO PCMCIA CF address 16 34 SA_SKT_A17 IO PCMCIA CF address 17 No pulling 35 SA SKT_A18 IO PCMCIA CF address 18 No pulling 36 SA _SKT_A19 IO PCMCIA CF address 19 No pulling 37 SA_SKT_A20 IO PCMCIA CF address 20 38 SA_SKT_A21 IO PCMCIA CF address 21 No pulling 39 SA_SKT_A22 IO PCMCIA CF address 22 No pulling aa PCMCIA I O read Performs read transactions from PCMCIA I O space 41 SA_SKT_A24 IO PCMCIA CF address 24 No pulling fw eo Mem signals X Position Input nSA_SKT_WE PCMCIA write enable output No pulling Performs writes to PCMCIA memory and to PCMCIA attribute space Also used as the write e signal for Variable Latency a I O ems signals Y Position Input hi ka 7 bal 49 50 po 51 al a iit ARG Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 lto PCMCIA attribute space LINEOUT_R AO Audio line Out right channel nSA_SKT1 CD a slot 0 card detect pin No pulling 1 LINEOUT_L AO Audio line Out left channel 1 nSA_SKTO_CD nen slot 1 card detect pin No pulling 1 AC97 _LINEIN_ lea a line input right channel 57 R nSA_SKT1_CE 0 ROMCIAICE slot 0 card enable pin No pulling 1 1 AC97_LINEIN_ lial eos line input left channel L A O 3 o 5 56 La nSA SKTO CE Da slot 0 card enable pin No pulling
2. SOM system DC power 3 3V input pin SYS_VCC should always be SYS _VCC3P3 powered by DC 3 3V even in sleep mode SMBUS CLK System Management Bus _ clock Pull high with imma e SoC PXA255 2C bus 97 SYS VCC3P3 SOM system DC power 3 3V input pin SYS_VCC should always be iil powered by DC 3 3V even in sleep a mode aeons eae The pin is implemented by SoC 4 7Kohm PXA255 2C bus SYS VCC3P3 SOM system DC power 3 3V input alee pin SYS_VCC should always be oe powered by DC 3 3V even in sleep iit ARC SOM system DC power 3 3V input pin SYS_VCC should always be powered by DC 3 3V even in sleep mode Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Imode mode S S O 100 USB_CP_ IO USB Client Positive pin No pulling SYS_VCC3P3 SOM system DC power 3 3V input Powered pin SYS_VCC should always be powered by DC 3 3V even in sleep mode USB_CN_ IO USB Client Negative pin No pulling M ayes VCC3P3 SOM system DC power 3 3V input pin SYS_VCC should always be powered by DC 3 3V even in sleep mode aye ees cane control signals User can use the pin to control buzzer power pin LINK_5V USB client link status indicator pin Pull low with When the pin is high it means 100Kohm USB client port has been plugged in USB device UART2_RTS UART2 Request to Send signal Pull high with pin If user doesn t need UART2 100Kohm function user could use this pin as
3. 1 1 62 MIC_IN Al First Microphone input ial nSA_ SKT1_CE nn slot 1 card enable pin No pulling 2 2 64 GND P Ground Z o 65 SA SKT1_VCC P PCMCIA CF slot 1 power pin nSA_SKTO VS PCMCIA CF slot 0 voltage sense Pull high with 1 pin 1 10Kohm nSA_SKT1_VS B slot 1 voltage sense Pull high with 1 pin 1 ka nSA SKTO CE Don slot 0 card enable pin No pulling 2 2 SA SKT1_RDY PCMCIA CF slot 1 ready pin Pull high with 10Kohm 70 SA_SKTO_RDY PCMCIA CF slot 0 ready pin Pull high with 10Kohm 71 nSA_SKTO VS PCMCIA CF slot 0 voltage sense Pull high with 2 oin 2 10Kohm 72 nSA_SKT1_VS PCMCIA CEF slot 1 voltage sense Pull high with 2 oin 2 10Kohm 73 SA_SKTO_RST PCMCIA CF slot 0 reset pin Pull high with 10Kohm 74 SA_SKT1_RST PCMCIA CF slot 1 reset pin Pull high with 10Kohm 75 nSA_SKTO _W PCMCIA CF slot O wait signals Pull high with AIT Driven low by the PCMCIA card to 10Kohm extend the length of the transfers to from the PXA255 processor nSA SKT1 CD TE eats slot 1 card detect pin No pulling 2 2 PCMCIA CEF slot 1 wait signals Pull high with Driven low by the PCMCIA card to 10Kohm 77 nSA_SKT1_W AIT extend the length of the transfers to from the PXA255 processor nSA SKTO CD PCMCIA CF slot 0 card detect pin No pulling iit s ARG Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 NO N Lo nSA SKTO IOI S16 IO Select
4. 8mm and the solder side maximum height is 3 00mm and the PCB thickness is 1 00mm The 3 drawing shows allied mechanical data of SOM A2552 series board and CSB Users could see that the matting height is 3 00mm and the solder side maximum height of SOM A2552 is also 3 00mm So Advantech don t suggest users to place any components between SOM module and CSB in layout stage It could be short 7 Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Most users will question the height of SOM structure product Does product be too thick based on SOM structure product User could see the answer in the 3 mechanical drawing Maximum height of SOM module allied with CSB is 5 20mm One port USB 1 1 host connector height is 8 37mm 1 DB 9 RS 232 connector is 12 53mm 1 type II CF slot is 8 72mm So this is the answer If users want to use any standard I O connector on CSB then SOM structure is not the maximum height maker The maximum highness is decided by I O connector not SOM structure 1 2 2 Power System Requirement SOM A2552 Operating DC value table Symbol ___ Description Min Typ Max _ SYS _VCC83P SOM system DC 3 3V DC in 3 oower source 3 3 3 3 6 SOM system DC 5 0V DC in Back up power source for RTC amp SYS _ VC Input DC Operating Conditions Input DC Operating Conditions Z Z gt O SS vH apur High Voltage all standard en wee input and I O pins 0 8 VCC
5. A2552 solution also insures against obsolescence as computer technology continues to evolve A properly designed SOM A2552 CSB can be used with several successive generations of SOM A2552 modules An SOM A2552 CSB design thus has many of the advantages of a custom computer board design but delivers better obsolescence protection greatly reduced engineering effort and faster time to market Based embedded platform integrates both low level hardware and software design and is always agreed to require heavy R amp D resources huge development effort risk as well as long time to market lead time Moreover the fast develop RISC SoC technology and short product life that has been challenging System Integrators how to make a right product development approach while foreseeing the huge advantage amp benefit by adopting RISC base solution SOM A2552 series are an innovate platform architecture of WinCE NET ready complete functional system in a low profit module with SODIMM 200 pin unified I O ready bus interface that is designed to fit into application specified User Solution Board CSB with easy risk less robust fast implementation approach Dual expansion interface and Pre select Embedded OS also are well integrated on module OS Board Support Package BSP and advantech own develop system utility amp tools are also supported for an easy design in business philosophy SOM A2552 series is designed for Wireless broadband terminals Wireless
6. A255x series supports 2 PCMCIA interface I F or 2 CF I F or 1 PCMCIA amp 1 CF I F User could check SOM A255x Series Carrier Board Design Guide to know how to design the I F PCMCIA CE I F power control circuit is designed on SOM module so PCMCIA CE I F is hot swappable Advantech strongly suggest user to design one CF or one PCMCIA slot on user s target carrier board even user doesn t need this port in target product Advantech platform always use CF or PCMCIA slot to be system S W upgrading port If user doesn t design 1 CF or PCMCIA slot on carrier board user will run into trouble when user wants to upgrade image boot loader amp boot logo 2 2 SD MMC All SOM A255x series supports 1 slot SD MMC port The Multi Media Card MMC is a low cost data storage and communication media The MMC controller in the SOM A255x is compliant with The Multi Media Card System Specification Version 2 1 The only exception is one and three byte data transfers are not supported SD MMC I F in SOM A255x only support 1 bit memory mode not support I O mode 2 2 8 Audio AC 97 Codec on board All SOM A255x uses Realtek ALC202 AC97 audio Codec on SOM module SOM A255x series provides mono microphone in stereo line in and a Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 stereo line out interface If users want to drive speakers users could follow the Advantech SOM A255x
7. Compact Flash Controller with 100 MHz Memory Bus 16 bit or 32 bit ROM Flash SRAM six banks 16 bit or 32 bit SDRAM SMROM four banks as well as PCMCIA and Compact Flash for added functionality and expandability System Control Module includes 17 dedicated general purpose interruptible I O ports real time clock watchdog and interval timers power management controller interrupt controller reset controller and two on chip oscillators Peripheral Control Module offers 16 channel configurable DMA controller integrated LCD controller with unique DMA for fast color screen support Bluetooth I F serial ports including IrDA 12C 12S AC97 three UARTs 1 Full H W flow control SPI and enhanced SSP USB end point interface and MMC SD Card Support for expandable memory and I O functionality About Intel PXA255 SoC detail information user could visit Intel web site for more Enhance Graphic Chip SMI SM501 introduction The SM501 is a Mobile System on a Chip MSOC device This robust device delivers high performance video and 2D operation providing a solution for embedded mADKets The SM501 also contains a wide variety of I Os such as analog RGB and digital LCD Panel interfaces an 8 bit parallel interface USB UART IrDA Zoom Video AC97 or l2S SSP PWM and l2C interfaces These built in functionalities help to reduce overall system cost Additional programmable GPIO bits can be used to interface to external devices as well Abou
8. GPIO The pin connects to SoC PXA255 GPIO45 106 UART DED 1 UART2 aaa Carer Dia srl Ground oin 1 o0Kohm _ 1 wae fname a pin 100Kohm warren Din Si ssa cg 100Kohm i baisa AR Os Si sa cg 100Kohm UART2_TXD UART2 Transmit signal pin If user Pull high with doesn t need UART2 function user 100Kohm could use this pin as GPIO The pin connects to SoC PXA255 GPIO43 UART3_RXD UARTS3 Receive signal pin If user Pull high with doesn t need UARTS function user 100Kohm could use this pin as GPIO The pin connects to SoC PXA255 GPIO46 UART2_RXD UART2 Receive signal pin If user Pull high with doesn t need UART2 function user 100Kohm could use this pin as GPIO The pin connects to SoC PXA255 GP1042 UART3_RTS UART3 Request to Send signal Pull high with pin 100Kohm n RISG Express Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 UART2_CTS UART2 Clear to Send signal pin If Pull high with user doesn t need UART2 function 100Kohm user could use this pin as GPIO The pin connects to SoC PXA255 GPIO44 UARTS Transmit signal pin If user Pull high with doesn t need UARTS function user 100Kohm could use this pin as GPIO The pin connects to SoC PXA255 GPIO47 117 UART3_TXD UART2 DTR oin 100Kohm 100Kohm 100Kohm signal pin 100Kohm 100Kohm UART3_CTS UART2 RI UART3 DTR UART3_RI UART1 DSR UART1 DCD UART1_CTS 100
9. Jtag conn Figure SOM A2552 series solder side SOM Connector vendor table Connector vendor PNT AMI bus X1 Matsushita electric works AXK600335 LTD RISG Express Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 SOM R200 X2 Standard Golden finger 200 pin PXA255 JTAG pin header SOM CPLD JTAG port PS JP1 amp JP2 are 2 00 mm 6 1 pin headers Feature extension bus Matsushita electric works AXK600335 X3 LTD O o O CSB Mating Connector table Connector vendor PNT AMI bus Matsushita electric works AXK500135 LTD X1 SODIMM 200 X2 QUASAR SYSTEM INC CA0075 200N31 Feature extension bus Matsushita electric works AXK500135 X3 LTD Advantech RISC SOM A200 ultra low power series SOM A2552 SOM A2558 and SOM A255F all follow the same pin definition in X1 X2 and X3 So users could design their own CSB to be compatible with all advantech RISC ultra low power series SOM easily In this way users CSB will be powerful upgrade capability amp option choice X1 AMI bus AMI bus connector is PXA255 ARM bus It includes complete system address lines data lines GPIOs for interrupt source and Chip select pins nCS Users could use this bus to extend any other IC controller on CSB to implement the function which SOM modules not provide In order to keep the system bus signals well every address lines and data lines are driven by buf
10. SoC PXA255 system data 14 _ No pulling _ B11 DATA13 IO _ SoC PXA255 system data 13 __ No pulling _ A11 DATA12_ IO _ SoC PXA255 system data 12 _ No pulling _ B12 DATA11 IO SoC PXA255 system data 11 _ No pulling _ A12 DATAI0 IO SoC PXA255 systemdata10__ No pulling _ B13 DATA9 IO SoC PXA255 system data9 No pulling A13 DATA8 IO _ SoC PXA255 system data8 No pulling _ B14 DATA31 IO SoC PXA255 system data 31 No pulling _ A14 DATA30 IO _ SoC PXA255 system data 30 ______ No pulling B15 DATA29 IO SoC PXA255 system data29 No pulling _ A15 DATA28 IO SoC PXA255 system data28 No pulling B16 DATA27 IO SoC PXA255 system data 27 No pulling A16 DATA26 IO _ SoC PXA255 system data 26 _____ No pulling _ B17 DATA25 IO SoC PXA255 system data 25 ______ No pulling _ A17 DATA24 IO _ SoC PXA255 system data 24 No pulling _ le 0 is RAS Connect to the row Pull high address strobe RAS pins for alll No pulling banks of SDRAM SDRAM CS for bank 0 Connect to saai SDCS the chip select CS pin for SDRAM No pullin For the PXA255 processor poe nBUF_SDCSO can be Hi Z sit x ARG Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 1 le ae ae om a BUF_DQMO0O Connect to the data output mask No pulling enables DQM for SDRAM SDRAM DQM for data byte 2 BUF_DQM2 Connect to the data output mask No pulling enables DQM for SDRAM S
11. access to video TV DVD PVR wireless access to broadband connection digital picture viewer remote access to Internet email remote control of AV functions a Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Smart display devices Kiosks small DTV thin client high end mobile consumer devices videoconferencing Mobile battery powered device platforms with large display demand Vehicle computing telemetric platforms for navigation entertainment demands Multimedia terminal device platforms with large display Security surveillance platforms with digital or analog video input output SOM A2552 series design in package The Design in Kit package provides developer complete reference design in suit for application evaluation development and own Customer Solution Board CSB development It contains the needed information documentation and tools for starting their hands on work as the followings items Target SOM SOM A2552 440B0 SOM A2552 standard version board SOM A255x series Reference Carrier Board RCB Sample CSB for developer reference The board can be used in SOM A255x series board SOM A255x means SOM A2552 SOM A2558 and SOM A2552 64MB compact flash card the CF card is empty without any file inside SOM A255x series support CD includes sample image amp boot loader manuals amp datasheets SOM A255x series CSB design guide S
12. as matrix Keypad IRQ The pin directly connects to PXA255 GPIO2 L13 pin If user No pulling doesnt use the matrix key pad function use can use this pin as GPIO pin eo N C just float this pin B40 KEYPAD IRQ O No pulling GPIO pin The pin directly connects to PXA255 GPIO7 G15 pin This GPIO pin is available for user to use PXA_GP7 Advantech use this pin to control companion chip as IRQ function The pin is not available for CSB EVA IRQ of SOM A2558 pin This pin is directly connected to SoC PXA255 GPIO9 F 12 Advantech default function is used as external 16C950 solution IC IRQ The pin directly connects to PXA255 GPIO10 F7 pin If user doesn t No pulling design 16C950 on CSB to expand COM function user could use this Advantech default function is used as external LAN solution IC IRQ The pin directly connects to PXA255 GPIO17 D12 pin If user doesn t No pulling expand LAN function user could use is pin as GPIO Advantech default function is used as external USB host solution IC IRQ The pin directly connects to PXA255 GPIO27 B9 pin If user t design the other USB mo Pong solution chip on CSB to expand USB host function user could use this pin as GPIO Ril a 29 RISG C950_485_IR LAN1_IRQ USB_IRQ Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Advantech default function is used as external 16C954 so
13. displays this output connects to the Frame Clock input of the LCD panel This output indicates the start of a new frame of pixels The panel needs to reset its line pointers to the top of the screen Flat Panel TFT Vertical Sync STN No pulling Frame Pulse For TFT displays this output connects to the Vertical Sync input of the LCD panel For STN displays this output connects to the Frame Clock input of the LCD panel This output indicates the start of a new frame of pixels The panel needs to reset its line pointers to the top of the screen oy Ground Flat Panel Display Enable This No pulling signal is used as a data enable when the pixel clock needs to latch oixel data Flat Panel Pixel Clock The active No pulling edge of FPCLK is programmable The LCD panel uses this clock when loading pixel data into its Line Shift register This signal connects to the TXCLK input of the LVDS transmitter 100 pin B2B connector Pin Out Table X1 connector For AMI interface Default Stole rpo vesenpuon ata Static chip selects Chip selects to static memory devices such as ROM and Flash Individually programmable in the memory configuration registers This pin can Pull high nBUF CS2 be used with variable latency I O with 100K devices nBUF_CS2 directly connect to SoC PXA255 nCS2 User could use this pin as chip select pin to control the solution IC on carrier board This pin is reser
14. hardware reset input pin The pin is pulled high in SOM A255F The pin is triggered by signal falling edge gt nSW_RESET software rest input pin The pin is pulled high in SOM A255F The pin is triggered by signal falling edge gt nSA_PWR_ON Suspend wake up pin The pin is pulled high in SOM A255F The pin is triggered by signal falling edge 2 2 13 Buzzer Control Interface SOM A255x series all support this function Buzzer out control signal is designed to control the buzzer on off status If users want to design buzzer on CSB to be reminding or alarm system user could reference Advantech SOM A255x series CSB design guide lf users want to control the buzzer users can check the memory map to do it oa Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 2 2 14 System Management Bus SM Bus interface SOM A255x series SM Bus is implemented by PXA255 I2C bus If users CSB is powered by battery pack with SM bus battery gauge IC then users could connect the SOM A255x SM Bus to battery pack to monitor battery status SOM A255x series SM bus directly support TI BQ2040 gas gauge IC 2 2 15 Power input SOM A255x needs 3 3V amp 5V DC power inputs The power sources 3 3V 5V must always be supplied even in system sleep mode SOM A255x power management is completely implemented on itself users CSB doesn t need to control the power supply to SOM A255x 2 2 16 Back up p
15. 0 TTX2 0 Except 320x240 TFT mode user could verify the LCD out function by Advantech LCD kit Advantech LCD kit LCD A057 STQ1 0 is 320x240 STN type LCD not TFT type so user couldn t verify the 320x240 TFT function by sample images The sample images of SOM A2558 series could support 4 kinds of display modes 320x240 STN User can use Advantech LCD kit LCD A057 STQ1 0 to evaluate the LCD out performance of SOM A2558 platform 640x480 TFT User can use Advantech LCD kit LCD A064 TTV1 0 to evaluate the LCD out performance of SOM A2558 platform 2 2 11 Zoom Video ZV port SOM A255F amp SOM A2552 series ZV port comes from SM501 SOM A2558 series don t support the function ZV Port can interface with video decoders such as NISC PAL decoders MPEG 2 decoders and JPEG Codec The ZV Port supports resolutions up to 1280x1024 It directly accepts digitized RGB or YUV signals and does not accept analog signals In 16 bit mode the ZV 15 8 signals are the most significant eight video pixel inputs In 8 bit mode these signals are not used In 16 bit mode the ZV 7 0 signals are the least significant eight video pixel inputs In 8 bit mode these signals are the only eight video pixel inputs About how to wire the ZV port with NTSC PAL decoders please check Advantech SOM A255x series CSB design guide 2 2 12 System Reset Interface SOM A255x series all supply 3 kinds of System reset interface as following gt nRESET
16. 16 input Acknowledge Pull high with from the PCMCIA card that the 10Kohm current address is a valid 16 bit wide I O address SSA_SKTO_VCC P_ PCMCIA CF slot 0 power pin Powered nSA_SKT1_IOl PCMCIA CE slot 0 IO Select 16 a high with S16 Acknowledge from the PCMCIA 10Kohm card that the current address is a valid 16 bit wide I O address nSA_PWR_ON ee A suspend wakeup input pin Pull high with ee A edge triggered 10Kohm Main Battery Fault Signals that Pull high with main battery is low or removed 100Kohm Assertion causes PXA255 processor to enter sleep mode or force an Imprecise Data Exception which cannot be masked PXA255 processor will not recognize a wakeup event while this signal is asserted Minimum assertion time nBATT FALT for nBATT_FAULT is 1 ms nSW_RESET Me software reset input pin Pull high with Falling edge triggered 10Kohm nVDD_FALT VDD Fault Signals that the main Pull high with power source is going out of 100Kohm regulation nVDD_FAULT causes the PXA255 processor to enter sleep mode or force an Imprecise nRESET OUT soft reset events sleep watchdog reset or GPIO reset GND P Ground Data Exception which cannot be PWR_EN Ground able for the power Enable for the power supply output When negated it masked nVDD_FAULT is ignored after a wakeup event until the power supply timer completes approximately 10 ms Minimum assertion time for nVDD FAULT is 1 m
17. 22 NC N C just float this pin bo Z A22 NC N C just float this pin po o B23 N C N C just float this pin b o A23 N C N C just float this pin po o o B24 N C N C just float this pin h o Z A24 N C N C just float this pin bo o B25 NC IN C just float this pin h o Z A25 NC IN C just float this pin h o o B26 NC N C just float this pin po Z A26 N C N C just float this pin b o B27 N C N C just float this pin h o Z A27 N C N C just float this pin bo o B28 N C N C just float this pin bo o lt lt A28 NC N C just float this pin h Z B29 N C N C just float this pin po o A29 N C N C just float this pin b o B30 N C N C just float this pin h Z A30 N C INC just float this pin h o Z B31 N C N C just float this pin h o Z A31 N C N C just float this pin bpo o B32 N C IN C just float this pin fpo o A32 N C N C just float this pin bpo o Z B33 N C N C just float this pin b o Z A33 N C INC just float this pin po o B34 N C N C floatthis pin O o A34 N C N C floatthis pin SD MMC interface card detect pin Pull high with If user doesn t need MMC SD 100Kohm D function user could use this pin as GPIO The pin connects to SoC PXA255 GPIO12 MMC clock Clock signal for the No pullin
18. D One of STN LCD contrast control No pulling signals VCONR_UnD is used be Up Down Control Advantech suggests to connect the pin to DS1804 2 pin CRT_SDA Reserved for future use User can Pull high with connect the pin to CRT 12C data 4 71Kohm oin or just float it CRT_CLK Reserved for future use User can Pull high with connect the pin to CRT 12C clock 4 71Kohm oin or just float it 170 BO O BO in 24 bit TFT mode No pulling 171 B1 O Bin24 bit TFT mode No pulling 172 B2 __ O Bin 24 bit TFT mode No pulling 173 B3 O Bin 24 bit TFT mode No pulling 174 B4 O Bin 24 bit TFT mode No pulling 175 B5 O Bin 24 bit TFT mode No pulling 176 B6 O Bin 24 bit TFT mode No pulling B in 24 bit TFT mode No pulling o pulling o pulling o pulling G in 24 bit TFT mode No pulling G in 24 bit TFT mode No pulling G in 24 bit TFT mode No pulling o pulling o pulling o pulling o pulling R in 24 bit TFT mode No pulling R in 24 bit TFT mode No pulling R in 24 bit TFT mode No pulling o pulling o pulling o pulling N C just float this pin N C just float this pin Flat Panel TFT Vertical Sync STN No pulling Frame Pulse For TFT displays this output connects to the Vertical 7 B7 G7 R7 N C N C 0 CO NI NIN 00 N 0 N FLM_VSYNC Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 LP_HSYNC Sync input of the LCD panel For STN
19. DRAM DQM for data byte 3 BUF _DQM3 Connect to the data output mask No pulling enables DQM for SDRAM a wait input Driven low by Pull high the PCMCIA card to extend the g nBUF_PWAIT with length of the transfers to from the 100Kohm PXA255 processor SDRAM Clock 1 Connect SDCLK 1 to the clock pins of SDRAM in bank pairs 0 1 They are driven by either the internal memory controller clock or the internal memory controller clock divided by 2 At reset all clock pins are free running BUF_SDCLK at the divide by 2 clock speed and sie sulin 1 may be turned off via free running pre control register bits in the memory controller The memory controller also provides control register bits for clock division and deassertion of each SDCLK pin SDCLK 2 1 control register assertion bits are always deasserted upon reset SDRAM and or Synchronous Static Memory clock enable Connect to No pulling the clock enable pins of SDRAM It is For BUF_SDCKE deasserted during sleep SOM 255F 1 BUF_SDCKE1 is always deasserted provides control register bits for deassertion Ground B22 GND _ P Ground S o ooo A22 ADDRO O SoC PXA255 system address 0__ No pulling _ B23 ADDR1 O SoC PXA255 system address 1__ No pulling _ A23 ADDR2 O SoC PXA255 system address 2__ No pulling _ B24 ADDR3 O SoC PXA255 system address 3__ No pulling _ A24 ADDR4_ O SoC PXA255 system address 4__ No pulling _ B25 ADDR5 O SoC PXA255 s
20. Kohm oin 100Kohm UART1_RXD 127 UART1_ RTS 100Kohm 100Kohm pin 100Kohm 100Kohm UART1 Data Terminal Ready Pull high with signal pin 100Kohm Ground UART Ring Indicator signal pin Pull high with 100Kohm N C just float this pin me N C just float this pin me N C just float this pin He SC UART1_TXD UART1 DTR UART1 RI A Z Z 7010 C N C just float this pin LCD power control signal User No pulling can use this pin to control the LCD logic power MOS switch to achieve oower saving N C just float this pin bo ooo o STN LCD VEE power control No pulling signal User can use this pin to RISG Express 137 VDD_ENA VEE ENA Z O Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 I STN LCD VEE power MOS Co switch to achieve power saving 140 N C N C just float this pin a VBK_ENA LCD back light inverter power control signal User can use this pin to control the LCD backlight inverter to achieve power saving 142 USBNI 1O _ USB host port1 D data line No pulling 143 N C NC just float this pin h o 144 USB_P1 IO USB host port1 D data line No pulling 145 N C N C just float this pin bho o 146 N C N C just float this pin h o 147 N C N C just float this pin UART5 RXD UART5 Receive signal pin Pull high with 100Kohm anne TPS T 100Kohm as o ep sig
21. OTG 2 Power Control UART for RS 232 RS 485 5 X2 SOM A200 I O Bus PS 2 KB amp MS Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Based on SOM A200 architecture to design SOM A255x series have two kinds of PCB form factors SOM A2552 amp SOM A2558 series 6mm x 68mm x 6 8mm SOM A255F series 68mm x 102mm x 6 8mm SOM A2552 benefit The SOM A2552 series are very compact 68mm x 68mm x 6 8mm and highly integrated system module SOM A2552 series products have a standardized form factor and standardized connectors DDR SODIMM Memory Connector and two 100 pin board to board connectors that carry a specified set of signals This standardization allows users to create application specified User Solution Board CSB which can accept a variety of present and future SOM A200 series modules SOM A2552 series include popular amp common peripheral functions such as serial ports USB etc The CSB designer can optimize exactly how each of these functions is physically implemented Connectors can be placed precisely where they are needed for the application on a baseboard designed to optimally fit the system configuration and layout A CSB design may be used with a range of SOM A2552 modules This flexibility can be used to differentiate products at various price performance points or to design future proof systems that have a built in upgrade path The modularity of an SOM
22. Scale PXA255 amp Graphic chip SMI SM501 The Block diagram is as following 6 32 64 16 32 64MB 128MB M Systems pa MB A Optiona Item One USB 1 1 AC 97 Codec on Board Host Port SM501 To X2 bu To X2 bus SM501 One USB 1 1 A Multimedia CRT Qutput Client Port chip To X2 bus To X2 b a i inte TISV A oJ ie oJ 3V 65 mAH Rechargeable Coin Battery To X2 bus SM Bus for C RTC HT1381 Battery Monitor To X2 bus DC Power Input To X2 bus Two PCMCIA CF Slots To X2 bus SV Input 3 3V Input i X1 bus System Local bus AMI bus Adjustable LCD g TS hs X2 bus SOM 200 I O bus To X2 bus aae X3 bus Feature extension bus IS RG Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 SoC Intel XScale PXA255 introduction Intel XScale PXA255 processor is continuing the advance in handheld multimedia functionality PXA255 is Low power high performance 32 bit Intel XScale core based CPU 200 300 and 400 MHz The SoC is ARM Architecture v 5TE compliant 0 18 process for high core speeds at low power Intel Media Processing Technology including 40 bit accumulator and 16 bit SIMD to enhance audio video decode performance In power field Low Power and Turbo modes enables enhanced optimal battery life 32 KB data and 32 KB instruction caches 2 KB Mini data cache for streaming data About PXA255 I O expansion function Integrated Memory and PCMCIA
23. Specifications The following table is SOM A2552 series functional specifications SOM A2552 standard product specification table PXA255 400MHz 200 300 400 MHz SMI SM501 with 8MB embedded SM501 with without 8MB SDRAM embedded SDRAM 64MB 16 32 64 128 MB 1MB NOR Flash 0 16 32 64MB WinCE NET Linux By customer request 100 pin B2B connector with driving buffers 100 pin B2B connector Provide ZV amp SD MMC I F PXA255 internal z External RTC w backup power pin Yes RTC SDRAM 3x Full RS 232 TTL 1x 2 wires RS 232 TTL 1x 3 wires RS 232 RS 485 2 slots PCMCIA CF or 1xPCMCIA 1xCF 1x USB 1 1 Host 1x USB Client Ix Ch Support Memory mode Up to 1280 1024 TV out Yes SM501 24 bit LCD interface resolution up to 1280 1024 4 wire resistive Yes Yes Yes _ Your ePlatform Partner A D W T EC H User s Manual for Advantech SOM A2552 series module V 1 00 AC 97 codec on board support Microphone in Line in Line out Yes Speaker out Yes Yes H W Reset S W Reset Suspend Wake Up I F 3 3V 5V 0 60 C Optional for 10 60 C amp 20 80 C 0 90 relative humidity FCC CE 68mm 68mm 6 8mm Ps Reconfiguration Option column provide users many choices means no option If standard product SOM A2552 440B0 s spec doesn t fit user s requirement user could contact with Advantech for SOM A2552 reconfiguration Advantech SOM A255
24. VCC oe s ozve input and I O pins VSS 0 2 VCC Output DC Operating Conditions Output DC Operating Conditions O OZ O Z O voy uiput High Voltage all standard wal aa output and I O pins VCC 0 1 VCC vor Quipu Low Voltage all standard vas ea output and I O pins VSS VSS 0 4 1 2 3 Power Consumption In WinCE O S environment SOM A2552 series products have 3 kinds of operating model Normal mode I O and system all work well All component on SOM A55x are powered Idle mode I O and system all work well except backlight control circuit In order to do power saving LCD backlight control circuit will disable the LCD backlight inverter Suspend mode all devices are no powered except SDRAM RT C real time clock amp some CPU PXA255 power pins In Suspend mode SOM A255x series are only powered by BAT VCC pin Li ion 3 0V coin battery from CSB If user doesn t design coin battery to power BAT_VCC pin then Suspend mode doesn t work on SOM A55x series products About detail power consumption of every SOM A255x series please contact with ae risc advantech com tw 7 Your ePlatform Partner AD ANT EC H User s Manual for Advantech SOM A2552 series module V 1 00 Chapter 2 Assignments and Descriptions 2 1 Connector Locations X2 SOM 200 I O Bus Figure SOM A2552 series component side JP1 PXA255 Jtag conn X1 AMI Bus X2 SODIMM 200 I O Bus X3 Feature Ext Bus JP2 CPLD
25. W utility upgrade utility testing utility SOM A255x series WinCE 4 2 BSP amp SDK Application note Testing Set It is designed for sample CSB or user own CSB mass production test It includes H W testing tools RS232 loop back testing tool ADAM 4520 for RS485 testing null MODEM cable JTAG cable USB ActiveSync cable Audio cable RS232 cable and RS485 cable S W testing Utility Advantech developed testing Utility Testing process will be implemented by S W testing Utility and H W testing tools Document User s manual of SOM A255x series testing kit User can base on the documents to know how to implement testing process Software Development Tools software tools is the complete package for user developed their target image to align with their target CSB and applications BSP Binary Board Support Package of target SOM Design in Kit User can integrate their target WinCE platform in components amp Apps amp drivers SDK For user target Apps development a Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Reference Image Reference Image for the selected model of SOM Bootloader Bootloader for the SOM A255x series board Upgrade Utility User can use Upgrade utility to upgrade boot logo image amp bootloader Except the Design in package Advantech also supply many types of LCD kits for users to reduce their developing effort The LCD k
26. Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 User s Manual Of Advantech RISC SOM A2552 Series Module System Module with nte XScale PXA255 processor SMI SM501 Graphic chip with Windows CE NET Released Version V 1 00 Released Date May 19 2004 Advantech Co Ltd RISG Risc Embedded Computing Division Ex pr ess http www advantech com risc Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 ABSTRACT This manual describes the SOM A2552 series module functions Copyright This document is copyrighted 2003 All rights are reserved The original manufacturer reserves the right to make improvements to the products described in this document at any time without notice No part of this document may be reproduced copied translated or transmitted in any form or by any means without the prior written permission of the original manufacturer Information provided in this document is intended to be accurate and reliable However the original manufacturer assumes no responsibility for its use nor for any infringements upon the rights of third parties that may result from such use Acknowledgements IBM PC AT PS 2 and VGA are trademarks of International Business Machines Corporation Intel is trademark of Intel Corporation Microsoft Windows CE NET is a registered trademark of Microsoft Corp All other pr
27. _SKT_D5 12 SA SKT D13 13 SA_SKT_D6 14 SA SKT D14 15 SA SKT D7 16 SA SKT_D15 18 SA_SKT_A15 19 SA_SKT_A12_ 20 SA_SKT_A13_ 21 SA_SKT_A10_ 22 SA_SKT_A11_ 23 SA_SKT_A8 SA SKT A14 CMCIA CF address 8 16 No No ASG Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 U gt U A PCMCIA I O space Al 4 wires resistive touch screen signals X Position Input 7 nSA_SKT_RE PCMCIA Register select output G Indicates that the target address YP XN PCMCIA I O write signal output Performs write transactions to on a memory transaction is attribute space Has the same timing as the address bus YN lied bs resistive touch screen signals Y Position Input SA SKT A23 CMCIA CF address 23 o pulling SA SKT A25 PCMCIA CF address 25 i JO P mem AC97_EAPD External audio Amplifier power S lmao oera nSA_ SKT OE a output enable output Reads from PCMCIA memory and 24 SA SKT_A9 IO PCMCIA CF address9 No pulling 25 SA SKT_A6 1O PCMCIA CF address6 No pulling 26 SA_SKT_A7 IO PCMCIA CF address7 No pulling 27 SA_SKT_A4 IO PCMCIA CF address 4 28 SA SKT_AS IO PCMCIA CF address5 No pulling 29 SA SKT_A2 IO PCMCIA CF address2_ No pulling 30 SA_SKT_A3 IO PCMCIA CF address 3 31 SA_SKT_AO IO PCMCIA CF address 0 No pulling 32
28. application Advantech strongly suggest user to open this pin in CSB Static chip selects Chip selects to static memory devices such as ROM and Flash Individually programmable in the memory configuration registers nBUF_CS3 can be used with variable latency I O devices Advantech uses the pin as I O B47 nBUF_CS4 Pull high with 100Kohm A47 nBUF_CS3 prai Your ePlatform Partner AD ANTECH B48 nBUF_CS5 48 IDMA_REQ1 MBREQ DMA_ACK1 User s Manual for Advantech SOM A2552 series module V 1 00 memory block About detail description please reference SOM A255x series Memory and Interrupt Map Static chip selects Chip selects to static memory devices such as ROM and Flash Individually programmable in the memory configuration registers nBUF_CS5 can be used with variable latency I O devices Advantech default uses the pin as chip chip select pin nBUF_CS4 pin is used for SM501 on SOM A2552 amp SOM A255F series If no special application Advantech strongly suggest user to open this oin in CSB Channel 1 DMA Request Notifies the DMA Controller that an external device requires a DMA transaction If user wants to design a controller in CSB with DMA mode please check Pull high with 100Kohm Pull low with ae risc advantech com tw first with 1Kohm lf use doesn t want to use this pin as DMA_REQ use could use the pin as GPIO The pin connects to SoC PXA255 GPIO19 Memory Controller al
29. at this pin N C just float this pin N C just float this pin bo ooo o N C just float this pin po o o ooo N C just float this pin o po ooo N C just float this pi po ooo N C just float this pin o po ooo o N C just float this pin o bo ooo o Ground Ls N C just float this pin N C just float this pin N C just float this pin N C just float this pin Ground N C just float this pin iit 2 ARG Ground N C OININ ES NC NC j NC NC NC NC NC NC NC j NC NC NC NC NC NC NC NC GND P NC NC NC NC j NC NC NC NC GND _ P O NC Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 PAIS N C NC justfloatthispin po o B16 NC NC justfloatthispin p o o A16 N C N C just float this pin b o B17 N C N C just float this pin bo Z A17 N C N C just float this pin bo o o B18 GND _ P Ground A18 N C IN C just float this pin h o Z B19 N C N C just float this pin po o A19 GND P Ground _ J B20 N C N C just float this pin bo Z A20 NC N C just float this pin h o o B21 N C N C just float this pin bo o Z A21 N C N C just float this pin po o B
30. ate please order your suitable size LCD kit Risc CE Builder SOM A255x series all support the Advantech optional RISC CE Builder by which developers can manage the BSP for their own platform development thru a friendly users interface over the web RISC CE Builder Solution is constituted by two parts Web Image Builder and CE TUner Web Image Builder offers developers an online image building mechanism through a friendly user interface to remotely conduct low level a Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 software and platform customization integration for their target application without Knowing using Microsoft Platform Builder The image building machine links to Advantech s Board Support Package BSP library so developers can leverage Advantech s low level software solution database CE TUner is a powerful value added system utility tool suit for developers easily and simply develop validate and upgrade their own SW platform solution CE Tuner helps users fine tune their target SW image for optimized performance verify settings and platform tests before the production image is certified RISC CE Builder is not included in Design in kit If you need more information about it please contact with ae risc advanch com tw or advantech regional sales for further support 1 12 SOM A2552 Block diagram SOM A2552 series bases on Dual Chips design concept SoC Intel X
31. el input for YUV 4 2 2 mode or V 1 video pixel input for YUV 4 2 2 mode 16 bit B O video pixel input for RGB 5 6 5 mode U 0 video pixel input for YUV 4 2 2 mode or V 0 video pixel input for YUV 4 2 2 mode TV in control serial data input output 12C bus TV in control serial clock output 12C bus Horizontal Sync A falling or rising edge on this input indicates the end of the current scan line and the No pulling No pulling No pulling No pulling Pull high with 4 71Kohm Pull high with 4 71Kohm No pulling No pulling this input indicates the end of the current capture field and the beginning it 5 ARG Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 j Pixel Clock VPCLK is the No pulling reference clock for data on the ZV 31 0 video pixel bus 2 2 function description 2 2 1 System Bus System Bus includes PXA255 address bus data bus memory control signals and GPIOs System Bus enters CSB by X1 In order to make sure that system bus signals have perfect electrical waves System Bus signals are driven by buffers to enhance signals performance PXA255 The buffers signals direction control is control by CPLD on SOM A255x module 2 2 2 COM SOM A255x series SOM A2552 SOM A2558 SOM A255F all support 5 x RS 232 ports 3 full function FF RS 232 ports 1x 2 wire RX TX RS 232 and 1x 3 wire RX TX RTS RS 232 port COM port funct
32. fers Buffers signals direction controls are implemented by CPLD X2 SODIMM 200 connector Most I O functions fog in X2 X2 includes PCMCIA CF T S Audio system reset control SOM system power input pins 12C USB host USB client RS 232 ports RS 485 port LCD out CRT out and PS 2 ports Every I O functions will be described in the following content in detail X3 Feature Extension connector Advantech SOM A series products use dual chip or triple chip design concepts The companion chip s I O function will come out through the X3 In SOM A255F series SD MMC amp ZV zoom video I F are included in X3 ADVANTECH SOM A200 is a powerful and helpful architecture for users to implement a RISC system There are three types of interfaces One is SO DIMM 200 gold finger interface and two 100 pin B2B connectors a Your ePlatform Partner AD ANTECH Pin Definition JP1 PXA255 JTAG pin header nJTAGTRST User s Manual for Advantech SOM A2552 series module V1 00 nRESET Pin type P DC power pin or system ground pin digital input pin O digital output pin IO bidirectional pin Al analog input pin AO analog output pin no function SODIMM 200 Pin Out Table X2 Pe s e 1 SA_SKT_DO AIO PCMCIA CF data0 No pulling 2 SA SKT D8 IO PCMCIA CF data8 No pulling 3 OA 5 SA SKT_D2 6 SA_SKT_D10_ 7 SA_SKT_D3 _ 8 SA SKT D11 9 SA SKT_D4 10 SA SKT D12 11 SA
33. for YUV 4 2 2 mode 16 bit G 4 video pixel input for ZV9 RGB 5 6 5 mode or Y 1 video pixel input for YUV 4 2 2 mode 16 bit G 3 video pixel input for ZV8 RGB 5 6 5 mode or Y 0 video pixel input for YUV 4 2 2 mode ZV7 16 bit G 2 video pixel input for No pulling RGB 5 6 5 mode U 7 video pixel input for YUV 4 2 2 mode or V 7 video pixel input for YUV 4 2 2 D Your ePlatform Partner AD ANTECH ZV6 ZV5 ZV4 B46 ZV3 B47 ZV1 A47 ZVO B48 ss spazv gt S oo SCLZV VPHREF ou mS VPVSYNC video pixel input for YUV 4 2 2 video pixel input for YUV 4 2 2 k p p User s Manual for Advantech SOM A2552 series module V 1 00 16 bit G 1 video pixel input for RGB 5 6 5 mode U 6 video pixel input for YUV 4 2 2 mode or V 6 No pulling video pixel input for YUV 4 2 2 mode 16 bit G 0 video pixel input for RGB 5 6 5 mode U 5 video pixel input for YUV 4 2 2 mode or V 5 No pulling mode 16 bit B 4 video pixel input for RGB 5 6 5 mode U 4 video pixel input for YUV 4 2 2 mode or V 4 No pulling mode 16 bit B 3 video pixel input for RGB 5 6 5 mode U 3 video pixel input for YUV 4 2 2 mode or V 3 video pixel input for YUV 4 2 2 mode 16 bit B 2 video pixel input for RGB 5 6 5 mode U 2 video pixel input for YUV 4 2 2 mode or V 2 video pixel input for YUV 4 2 2 mode 16 bit B 1 video pixel input for RGB 5 6 5 mode U 1 video pix
34. g MMC Controller If user doesn t need MMC SD function user could use this pin as GPIO The pin connects to SoC PXA255 GPIO6 5 PRC Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Chip select pin for MMC controller No pulling For If user doesn t need MMC SD SOM 255F is function user could use this pin as MMCCSO MMDAT3 MMCCSO NC GPIO The pin connects to SoC PXA255 GPIO8 Multimedia Card Command Pull high with 10Kohm Multimedia Card Data pin Pull high with MMCMD oO N 10Kohm For ai i SOM 255F is MMCDAT N C N C float this pin los gJ oO oo N C float this pin o N C float this pin o o N C float this pin o o N C float this pin 16 bit R 4 video pixel input for u A RGB ZV15 5 6 5 mode or Y 7 video pixel input for YUV 4 2 2 mode 16 bit R 3 video pixel input for No pulling RGB 5 6 5 mode or Y 6 video pixel input for YUV 4 2 2 mode 16 bit R 2 video pixel input for No pulling RGB 5 6 5 mode or Y 5 video pixel input for YUV 4 2 2 mode 16 bit R 1 video pixel input for No pulling RGB 5 6 5 mode or Y 4 video pixel input for YUV 4 2 2 mode 16 bit R O video pixel input for No pulling RGB 5 6 5 mode or Y 3 video pixel input for YUV 4 2 2 mode ZV14 ZV13 ZV12 ZV11 Z O A 16 bit G 5 video pixel input for No pulling ZV10 RGB 5 6 5 mode or Y 2 video pixel input
35. ion assignments are as following COM1 FF RS 232 COM2 FF RS 232 COMBS FF RS 232 COM4 2 wire RX TX RS 232 COMB 3 wire RX TX RTS RS 232 All RS 232 ports are TTL levels VVVV WV Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 According to user target CSB demand user could define COM5 as 3 wire RX TX RTS RS 232 port or pass through RS 485 transceiver to act as RS 485 function User could references Advantech SOM A255x series CSB design guide to design the COM5 2 2 3 USB 1 1 Host SOM A255F amp SOM A2558 series supports 2 USB host ports SOM A2552 series supports 1 USB host port The USB host ports on the SOM A255x are USB 1 1 compatible The default Windows CE NET and Linux on board support USB keyboards mice and mass storage devices User could check the SOM A255x series verified compatible peripherals list to know the verified compatible peripherals If user wants to connect other devices it may take customization on the Windows CE 2 2 4 USB 1 1 client The USB client port on the SOM A255x is USB 1 1 compatible USB client connector is used to communicate with master device ex PC for ActiveSync About SOM A255x series ActiveSync installation please reference to Installation Guide Advantech RISC platform with Microsoft ActiveSync 3 7 2 2 5 T S SOM A255x series supports 4 wires X X Y Y resistive T S interface 2 2 6 PCMCIA CF All SOM
36. it include the following items LCD Inverter Cables includes LCD signals cable Inverter signals cable Document The LCD kit installation guide Advantech supply the following LCD kits for user to choose LCD A057 STQ1 0 Optional item 5 7 STN QVGA LCD kit The kit includes 5 7 STN QVGA LCD NAN YA LCBFBTB61M23 4 wires resistive T S inverter cables and installation guide SOM A2552 amp SOM A255F series don t support 320 240 STN panel in this moment if user have this kind of requirement please contact with ae risc advanch com tw or advantech regional sales for further support LCD A064 TTV1 0 Optional item 6 4 TFT VGA LCD kit The kit includes 6 4 TFT VGA LCD kit PRIMEVIEW PDO64VT2 4 wires resistive T S inverter cables and installation guide All SOM A255x series support this LCD kit in reference image LCD A104 TTS1 0 Optional item 10 4 TFT SVGA LCD kit The kit includes 10 4 TFT SVGA LCD AUO G104SNO03v2 4 wires resistive T S inverter cables and installation guide Only SOM A255F amp SOM A2552 series can support this LCD out mode LCD A150 TTX2 0 Optional item 15 TFT XGA LCD kit The kit includes 15 TFT XGA LCD AUO M150XN07 4 wires resistive T S inverter cables and installation guide Only SOM A255F amp SOM A2552 series can support this LCD out mode SOM A2552 series design in kit SOM ADK2552 B00 is not included any LCD kit If user needs LCD kit to evalu
37. lution IC IRQ The pin directly connects to PXA255 GPIO32 A16 pin If user doesn t No pulling design 16C950 on CSB to expand COM function user could use this B44 c954 IRQ GPIO pin The pin directly connects to PXA255 GPIO81 F16 pin This No pulling GPIO pin is available for user to use GPIO pin The pin directly connects to PXA255 GPIO82 E16 pin This No pulling GPIO pin is available for user to use GPIO pin The pin directly connects to PXA255 GPIO83 E15 pin This No pulling GPIO pin is available for user to use GPIO pin The pin directly connects to PXA255 GPIO84 D16 pin This No pulling GPIO pin is available for user to use Static chip selects Chip selects to static memory devices such as ROM and Flash Individually programmable in the memory configuration registers nNBUF_CS1 Pull high nBUF_CS1 can be used with variable latency I O with PXA_GP81 y XA_GP82 PXA_GP83 B46 PXA_GP84 devices Advantech default uses this 100Kohm pin as storage flash chip select pin If no special application Advantech strongly suggest user to open this oin in CSB Static chip selects Chip selects to static memory devices such as ROM and Flash Individually nBUF_CS4 can be used with variable latency I O devices Pull high with 100Kohm Advantech default use this pin as companion chip chip select pin nBUF_CS4_ pin is used for EVA C210 on SOM A255F amp SOM A2552 series If no special
38. nal pin 100Kohm 100Kohm IN C just float this pin EE E i One of LCD inverter backlight brightness control signals nVBRIR_INC is used to increase or decrease Wiper Control N C N C N C N C Advantech suggests to connect the No pulling NC NC NCG NC 157 nVBRIR_INC pin to DS1804 1 pin CRT_R AO The red CRT output oulling nVBRIR_UnD One of LCD inverter backlight No pulling brightness control signals nVBRIR_UnD is used be Up Down Control Advantech suggests to connect the pin to DS1804 2 pin CRT_G AO The Green CRT output VBRIR_CS One of LCD inverter backlight brightness control signals VBRIR_CS is used be chip select pin Advantech suggests to connect the pin to DS1804 7 pin CRTB AO The blue CRT output nVCONR_INC ser of STN LCD contrast control No pulling No pulling E signals nVCONR_INC is used be increase decrease Wiper Control Z Z Z O O O oO O c c O 5 5 Co ro 3 iit 2 EO Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Advantech suggests connect the pin to DS1804 1 pin 164 CRT_HSYNC AO Horizontal sync for the CRT No pulling VCONR_CS One of STN LCD contrast control No pulling signals VCONR_CS is used be chip select pin Advantech suggests to connect the pin to DS1804 7 pin 166 CRT_VSYNC AO Vertical sync for the CRT No pulling 167 VCONR_Un
39. ntiometer to design Users could check the Advantech SOM A255x series CSB design guide to know how to wire User could check to know how to control Brightness control signals are used to control the LCD backlight inverter lamp current In X2 LCD brightness control signals are nVBRIR_INC VBRIR_CS and nVBRIR_UnD The control signals are based on DALLAS DS1804 NV Trimmer Potentiometer to design Users could check the Advantech SOM A255x series CSB design guide to know how to wire User could check appendix about SOM A255F memory map to know how to control If user wants to connect CSB to LVDS type LCD user could reference Advantech SOM A255x series CSB design guide to design LVDS Transmitter on CSB SOM A255x series only support 1 channel LVDS LCD panel The sample images of SOM A2552 SOM A255F series could support 4 kinds of display modes 320x240 TFT In SOM A2552 amp SOM A255F module user CAN T verify the performance by Advantech LCD kit LCD A057 STQ1 0 Because SOM A2552 amp SOM A255F supports 320x240 TFT mode but LCD A057 STQ1 0 is 320x240 STN panel 640x480 TFT user could verify the performance by Advantech LCD kit LCD A064 TTV1 0 a Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 800x600 TFT user could verify the performance by Advantech LCD kit LCD A104 TTS1 0 1024x768 TFT user could verify the performance by Advantech LCD kit LCD A15
40. oduct names or trademarks are properties of their respective owners For more information on this and other Advantech products please visit our website atl http www advantech com hitp www advantech com risc For technical support and service for please visit our support website atl http eservice advantech com tw eservice Or directly mail to Advantech RISC platform application engineer AE RISC advantech com tw Advantech RISC SOM design in member can login in the Advantech SOM Design in Zone for professional amp real time technical support amp service hittp risc designin advantech com tw PS The RISC design in zone web portal is only for SOM design in member only 5 Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Revision Histor V1 00 2004 05 19 1 Official released version For 9696255201 9696255801 9696255F01 amp 9696255F 12 n MISC Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Chapter 1 SOM A2552 series Architecture 1 1 Introduction The SOM A2552 is WinCE ready compact size module platform with SBC function level functionality that is emphasis at high performance VGA capability that offers Ultra low power consumption with SXGA LCD Dual Display Analogy VGA in out put Audio Interface into a compact 68x68x6 8mm size module By the integration of Intel PXA 255 32 bit SoC and SMI SM 501 VGA c
41. ontroller SOM A2552 is perfect for Multimedia mobility battery powered great heavy display base embedded Internet appliance or so called smart embedded devices SOM A2552 series Design highlight WinCE NET ready platform as functional system engine SoC Intel XScale PXA255 amp Companion Graphic Chip SMI SM501 provide complete SBC functionality amp high performance Graphic function in a module Pre define I O Ready bus thru SODIMM 200 interface Design in package Reference kit with full design in documentation Advantech RISC WinCE builder offers friendly application migration interface Low profit 68x68mm SOM A200 architecture SOM A255x series are based on Advantech SOM A200 architecture to design SOM A200 is Advantech RISC ultra low power series SOM architecture The following block diagram is the SOM A200 architecture Expansion Bus Multimedia Storage SBI System Bus Interface PCI Slot 3 Video in MMC SD SPI X1 SBI 100 pin B2B Connector X3 Feature Ext Bus 100 pin B2B Connector SOM A200 Series Processor Companion Chip1 Optional Companion Chip2 Optional Boot Flash System Memory On board Flash Watchdog Networking Storage Multimedia I O Peripheral System Control 10 100 BASE T Ethernet PCMCIA CF Slots 2 or Audio Codec 4 wire T S S W Reset 12C IDE 2 amp Smart Card 2 TTL LCD H W Reset CRT USB Device Suspend Resume TV out USB Host
42. ower input lf user want to keep the real time clock RTC works well in power off mode user should connect the coin battery positive pin to BAT VCC in X2 directly The back up power pin BAT_VCC is the only power source to supply RTC power when SOM A255x system power 3 3V 5V is off The coin battery must be 3 0V Li ion coin type The coin battery charging circuit is designed on SOM A255x so user shouldn t and needn t design the charging circuit on CSB If users don t need RTC function in CSB just let the BAT_VCC pin open 2 2 17 PCI I F Thru X3 SOM A2558 amp SOM A255F could support 4 channels PCI device controllers on CSB The PCI clock is 33 MHz PCI I F comes from Advantech EVA C210 I O enhancement chip The PCI I F feature is as followings Compatible with PCI specification version 2 2 92 bit data bus interface Built in PCI bus arbiter Supports up to 3 individual external bus master devices Support PCI Bus Controller FPCI to PCI slave I O read write memory read write configuration read write cycle PCI Bus master support all disconnect types Master Abort Target Abort Target Retry Disconnect with data Disconnect without data SOM A2552 series don t support PCI I F
43. s Reset Out Asserted when No pulling NRESET is asserted and deasserts after NRESET is deasserted but before the first instruction fetch nRESET OUT is also asserted for oo Pull high with 100Kohm signals the power supply to remove power to the core because the system is entering sleep mode 89 BAT VCC P 3 0V li ion coin battery positive No pulling N it PRG Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 pole input pin System hardware reset input pin Pull high with Falling edge triggered Hard reset 10Kohm input Level sensitive input used to start the processor from a known address Assertion causes the current instruction to terminate abnormally and causes a reset When nRESET is driven high the processor starts execution from address 0 nRESET must remain low until the power supply is stable and the internal 3 6864 MHz oscillator has stabilized nDC_IN system DC input indicator pin Pull low with When the pin is low it means 1Kohm system is powered by external DC power source If user target device is not power by battery use could use this pin as GPIO The pin es to SoC PXA255 GPIO16 nRESET pin SYS_VCC should always be powered by DC 5V even in sleep SYS VCC SOM system DC power 5V input SYS _VCC3P3 mode SOM system DC power 5V input pin SYS_VCC should always be powered by DC 5V even in sleep mode
44. series CSB design guide to design the audio amplifier on CSB 2 2 9 CRT out SOM A255F amp SOM A2552 series supplies CRT out I F which resolution is up to 1024 768 CRT out function comes from SM501 CRT out signals are all analog signals user must follow the analog signals layout rules SOM A2558 series doesn t support CRT out function but user could design CRT out solution IC on CSB to add the function on SOM A2558 platform About detail implement way please check Advantech SOM A255x series CSB design guide 2 2 10 LCD TTL interface w LCD Brightness amp Contrast Control interface SOM A2552 amp SOM A255F series LCD out interface comes from SM501 SOM A2552 amp SOM A255F LCD out supports 24 bit and resolution up to 1024 768 SOM A2552 amp SOM A255F supports both active and passive LCD displays SOM A2558 series LCD out function comes from SoC PXA255 SOM A2558 LCD out supports 16 bit and resolution up to 800 600 The LCD signals are 3 3V level in X2 If users CSB want to drive 5V level panel users could design buffers on CSB to translate LCD signals level User could refer Advantech SOM A255x series CSB design guide Advantech design LCD brightness control circuit amp LCD contrast control circuit on SOM A255x series modules STN LCD panel needs contrast control signals In X2 LCD contrast control signals are nNVCONR_INC VCONR_CS and VCONR_UnD The control signals are based on DALLAS DS1804 NV Trimmer Pote
45. t SMI SM501 display chip detail information user could visit SMI web site for more System Memory SOM A2552 SDRAM can be configured as 4 8 16 32 64 128 256MB Users can base on their requirement to reconfigure the SDRAM size There are two functions Flash on SOM A2552 series One is Boot Flash the other is Storage Flash Boot Flash is 1MB NOR flash In standard SOM A2552 series product Advantech will pre install the WinCE bootloader in it Storage Flash is used to save image amp user APs Storage Flash size is also reconfigurable The Storage Flash is M system Flash Storage Flash size could be 0 16 32 64 MB SOM A2552 series have Multiple boot options through the on board Flash or Compact Flash Card CFC for easy maintain and cost saving If Storage Flash is OMB that means user should put the image in Compact Flash Card RISG Express Your ePlatform Partner A D W T EC H User s Manual for Advantech SOM A2552 series module V 1 00 CPLD SOM A2552 series have one CPLD on board The CPLD take charges of the following function System memory assignments Ocontrol RTC control Base on Advantech policy Advantech won t release the CPLD code to user In fact when user designs their own target carrier board they don t need to know the CPLD code Advantech will release memory map of available memory block and available GPIOs These are fully enough to users to develop their own carrier board 1 2 System
46. tem data22 No pulling B37 DATA23 IO _ SoC PXA255 system data23 No pulling SDRAM CAS Connect to the alae an BBUF_SOCA o oium address strobe CAS rs No puling for all banks of SDRAM SDRAM CS for banks 2 Connect to rr SDCS the chip select CS pins for SDRAM Ne ouli For the PXA255 processor nSDCSO Pong can be Hi Z Nsdcs1 3 cannot apma e RES om BUF _DQM1 Connect to the data output mask No pulling enables DQM for SDRAM SDRAM Clock 2 Connect BUF _SDCLK 2 to the clock pins of SDRAM in bank pairs 2 3 They are driven by either the internal memory controller clock or the internal memory controller clock divided by 2 At reset all clock pins are free running at the divide by 2 clock icin speed and may be turned off via free No pulling running control register bits in the memory controller The memory controller also provides control register bits for clock division and deassertion of each SDCLK pin SDCLK 2 1 control register assertion bits are always deasserted upon reset lO Select 16 Acknowledge from the Pull high nBUF_lIOIS16 PCMCIA card that the current with address is a valid 16 bit wide I O 100Kohm sit s PRG Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 address PCMCIA write enable Performs writes to PCMCIA memory and to PCMCIA attribute space Also used No pulling the write enable signal for pin default function is used
47. ternate bus master request Allows an external device to request the system bus from the Memory Controller If user wants to design a controller in CSB with this pin function please check with ae risc advantech com tw first lf use doesn t want to use this pin as DMA_REQ use could use the pin as GPIO The pin connects to SoC PXA255 GPIO14 Channel 1 DMA acknowledge Notifies an external device that it has been acknowledged the DMA controller If user wants to design a controller in CSB with DMA mode please check with ae risc advantech com tw first lf use doesn t want to use this pin as DMA_ACK use could use the pin as GPIO The pin connects to SoC PXA255 GP1IO22 31 Pull low with 1Kohm No pulling RISG Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 Memory Controller grant Notifies an external device that it has been granted the system bus If user wants to design a controller in CSB MBGNT with this pin function please check Pull low with ae risc advantech com tw first with 1Kohm lf use doesn t want to use this pin as MBGNT use could use the pin as GPIO The pin connects to SoC PXA255 GPIO13 3 6864 MHz clock Output from A50 3M6864 S MHz oscillator me POUING 100 pin B2B connector Pin Out Table X3 connector for PCI ZV port MMC interface and Misc function e Z N C just float this pin N C just float this pin N C just flo
48. ved for user to use ohm p Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 A1 ADDR15 O SoC PXA255 system address 15__ No pulling _ B2 ADDR14 O SoC PXA255 system address 14 __ No pulling _ A2 ADDR13 O SoC PXA255 system address 13_ No pulling B3 ADDR12 O SoC PXA255 system address 12 _ No pulling A3 ADDR11_ O SoC PXA255 system address 11__ No pulling _ B4 ADDR10 O SoC PXA255 system address 10 _ No pulling _ A4 ADDRO O SoC PXA255 system address 9__ No pulling _ B5 ADDR8 O SoC PXA255 system address 8__ No pulling _ AS ADDR24 O SoC PXA255 system address 24 __ No pulling _ B6 ADDR25 O SoC PXA255 system address 25 _ No pulling _ Memory output enable pin Connect to the output enables of memory No pulling devices to control data bus drivers B7 ADDR20 O SoC PXA255 system address 20__ No pulling Memory write enable Connect to the A7 nBUF_WE write No pulling enables of memory devices B8 ADDR22 SoC PXA255 system address 22 Read Write for static interface an BUFLRLnW o Stal that the current transaction No pulling is a read or write B9 GND _ Ground ooo y o P Ground with Variable Latency I O Ready pin BUF RDY Notifies the memory controller when an external bus device is ready to 100Kohm transfer data B10 DATA15 IO SoC PXA255 system data 15 _ No pulling _ A10 DATA14 IO _
49. x series have wide temperature products About detail product information user could visit website htip AWwww advantech com tw epc phoenix User also could contact with ae risc advanch com tw or advantech regional sales for further information SOM A2552 440B0 is off the shelf standard product Advantech welcome SOM A2552 re configuration demand Users could base on the column of SOM A2552 spec to re configurate userized SOM A2552 Reconfiguration Option column provide users many choices means no option If standard product SOM A2552 440B0 s spec doesn t fit user s requirement user could contact with Advantech for SOM A2552 reconfiguration Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 1 2 1 Mechanical Specification Following figure shows the mechanical drawing of SOM A2552 series Limit High in Salder Side SOM Board Dimension aa Matting Connector on CSB RISC SOM a i Matting High COB Board Matting Dimension Units mm The above figure shows the SOM A2552 mechanical drawing Users could follow the above figure to implement the layout procedure 1 drawing shows the SOM A2552 module PCB mechanical data When users enter the layout procedure user could follow the 1 drawing to place the connector SOM A2552 series PCB form factor is 6mm 68mm 68mm The 2 drawing shows the PCB thickness limitation The component side height is 2
50. ystem address 5__ No pulling A25 ADDR6 O SoC PXA255 system address 6 __ No pulling _ B26 ADDR7 O SoC PXA255 system address 7 __ No pulling _ A26 ADDR16 O SoC PXA255 system address 16 __ No pulling _ B27 ADDR17_ O SoC PXA255 system address 17 __ No pulling A27 ADDR18 O SoC PXA255 system address 18 __ No pulling p Your ePlatform Partner AD ANT ECH User s Manual for Advantech SOM A2552 series module V 1 00 B28 ADDR19 O SoC PXA255 system address 19 _ No pulling ADDR21 O SoC PXA255 system address 21__ No pulling O SoC PXA255 system address 23 ___ No pulling DATAO IO SoC PXA255 system data0 No pulling B30 DATA1 IO _ SoC PXA255 system data1 No pulling A30 DATA2 IO _ SoC PXA255 system data2 No pulling B31 DATA3 IO _ SoC PXA255 system data3 No pulling A31 DATA4 IO _ SoC PXA255 system data4 No pulling B32 DATA5 IO _ SoC PXA255 system data5 No pulling A32 DATA6 IO SoC PXA255 system data6 No pulling B33 DATA7 IO _ SoC PXA255 system data7 No pulling A33 DATA16 IO _ SoC PXA255 system data 16 No pulling B34 DATA17 IO _ SoC PXA255 system data 17 No pulling A34 DATA18 IO _ SoC PXA255 system data 18 No pulling B35 DATA19 IO _ SoC PXA255 system data 19 No pulling A35 DATA20 IO _ SoC PXA255 system data20 No pulling B36 DATA21 IO SoC PXA255 system data 21 No pulling A36 DATA22 IO _ SoC PXA255 sys

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