LMT035DNAFWU-NAA - topwaydisplay.com
Contents
1. 1 Maximum 128 frames see section 2 15 1 for detail F090 Read Write 00 0000 Bit 7 6 Reserved Bit 5 0 Horizontal Front Porch for TFT panels 000000 1 pixel 000001 2 pixels 0 0 ce cece cece cece ee ee ees 111111 64 pixels F091 Read Write 00 0000 Bit 7 6 Reserved Bit 5 0 Horizontal Back Porch for TFT panels 000000 1 pixel 000001 2 pixels 0 ccc cece eee eee eect eens 111111 64 pixels F092 Read Write 0 0000 Bit 7 5 Reserved Bit 4 0 Horizontal Pulse Width for TFT panels 00000 1 pixel 00001 2 pixels cece anenee nenene 11111 32 pixels F093 Read Write 0000 0000 Bit 7 0 Scratch Pad register F094 Read Write 00 0000 Bit 7 6 Reserved Bit 5 0 Vertical Front Porch for TFT panels 000000 1 line 000001 2 lines 2 cece nenene F095 Read Write 00 0000 Bit 7 6 Reserved Bit 5 0 Vertical Back Porch for TFT panels 000000 1 line 000001 2 Ines F096 Read Write 0 0000 Bit 7 5 Reserved Bit 4 0 Vertical Pulse Width for TFT panels 00000 1 line 00001 2 lines 0 2 cece ee cee cece eee eee eneen 11111 32 lines URL www topwaydisplay com www topwaysz com Document Name LMT035DNAFWU NAA Manual Rev0 3 Page 13 of 18 TOPWAY L2. Panel Horizontal Character Count 8 0 supports horizontal panel size up to 128 characters or 1024 pixels F082 Read Write 0000 0000 Bit 7 0 Panel Line Count 1 bit 7 0 F083 Read Write 0 Bit 7 1 Reserved Bit 0 Panel Line Count 1 bit 8 Panel Line Count 8 0 supports vertical panel size up to 512 lines F084 Read Write 0000 0000 Bit 7 0 Display Start Position X Coordinate 1 bit 7 0 F085 Read Write 00 Bit 7 2 Reserved Bit 1 0 Display Start Position X Coordinate 1 bit 9 8 URL www topwaydisplay com www topwaysz com Document Name LMTO035DNAFWU NAA Manual Rev0 3 Page 11 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA Register HEX Reset Value Descriptions F086 Read Write 0000 0000 Bit 7 0 Display Start Position Y Coordinate 1 bit 7 0 F087 Read Write 00 Bit 7 2 Reserved Bit 1 0 Display Start Position Y Coordinate 1 bit 9 8 Display Start Position X Y is for panning of the view port on a virtual display F088 Read Write 0000 0000 LCD_LUT1 Bit 7 4 for Gray level 3 Bit 3 0 for Gray level 2 F089 Read Write 0000 0000 LCD_LUTO Bit 7 4 for Gray level 1 Bit 3 0 for Gray level 0 FO8A Read Write 000 0000 Bit 7 Reserved Bit 6 0 Virtual Display Character count 1 It supports horizontal
3. active LOW Note Only one of the Terminal could be used at a time 3 4 Touch Panel Terminal Pin No Pin Name IO Descriptions 1 YU Passive y axis upper side 2 XR Passive x axis right side 3 YD Passive y axis down side 4 XL Passive x axis left side URL www topwaydisplay com www topwaysz com Document Name LMT035DNAFWU NAA Manual Rev0 3 Page 5 of 18 TOPWAY LCD Module User Manual 4 Absolute Maximum Ratings LMTO35DNAFWU NAA Items Symbol Min Max Unit Condition Supply Voltage Von 0 3 5 5 V Vss OV Input Voltage Vin 0 3 5 5 V Vss OV Operating Temperature Top 20 70 C No Condensation Storage Temperature Tst 30 80 C No Condensation Cautions Any Stresses exceeding the Absolute Maximum Ratings may cause substantial damage to the device Functional operation of this device at other conditions beyond those listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliability 5 Electrical Characteristics 5 1 DC Characteristics MCU terminal Vss 0V Von 5 0V Top 25 C Items Symbol MIN TYP MAX Unit Applicable Pin Operating Voltage Von 4 8 5 0 5 2 v VDD Input High Voltage Vin 3 0 VDD V Input pins Bi direction pins Input Low Voltage Vit VSS 0 6 V Input pins Bi direction pins Output High Voltage Vou 2 6 V Bi direction pins 1 Output Low Volta
4. CS1 and Address assert at the same time 1 CS1 lags Address by 1 memory clock Bit 2 CS1 Negation Timing 0 CS1 and Address negate at the same time 1 CS1 leads Address by 1 memory clock in write access Bit 1 0 Reserved F6C4 Read Bit 5 0 Set Memory Clock Divide Write 11 0011 Bit 7 6 Reserved Bit 5 0 010000 to set 24MHz memory clock for proper operations URL www topwaydisplay com www topwaysz com Document Name LMT035DNAFWU NAA Manual Rev0 3 Page 15 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA 7 4 UART Serial Host Communication Packet Format In UART serial host mode each communication packet starts with a byte of FF and ended with FE Length of parameters one byte is also required into the packet An Acknowledge Packet will be sent back to the UART serial host by the T8000 once the command is finished execution UART Serial host Communication Packet Format Sequence No of byte Content 1 1 OxFF hex lt START BYTE gt 2 1 Opcode 3 1 Length of Parameters 4 1 to 64 Parameters Data up to 64bytes 5 1 OxFE hex lt END BYTE gt Note A FF bytes sequence of length equal to or more than 65 will cause re synchronization UART Serial host re synchronization Packet Format Sequence No of byte Content 1 Equal or OxFF hex 2 more than 65 OxFF hex Note A FF bytes sequence of length equal to or more than 65
5. input active LOW 19 NC No connection leave open 20 NC No connection leave open Note Only one of the Terminal could be used at a time 3 2 RS232 Terminal K6 ae Re UO Descriptions 1 2 Tx Output Data Output to pin2 of PC RS232C lt 9pin D connector gt 3 4 Rx Input Data Input to pin3 of PC RS232C lt 9pin D connector gt 5 6 VSS Power Power OV and Signal ground to pind of PC RS232C lt 9pin D connector gt 7 8 NC No connection leave open 9 10 VDD Power Positive Power Supply Note Only one of the Terminal could be used at a time URL www topwaydisplay com www topwaysz com Document Name LMT035DNAFWU NAA Manual Rev0 3 Page 4 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA 3 3 MCU Terminal K2 8 16bit Data 18bit Add Pin Pin here No Name UO Descriptions 1 VSS Power Input Power Supply GND OV 2 3 VDD Power Input Positive Power Supply 4 5 AO Input 18bit address bus 22 A17 23 ICS Input Chip Select Inputs CS LOW Data IO is enabled 24 RESET Input Reset Signal Input RESET LOW Reset RESET HIGH Normal 25 DO Bi directional 8 bit or 16 bit bi directional data bus I O 32 D7 33 D8 40 D15 41 WAIT Output Wait Signal 42 RD Input Read enable input active LOW 43 WRO Input Write enable input for Low byte active LOW 44 IWR1 Input Write enable input for High byte
6. occur Module has high frequency circuits Sufficient suppression to the electromagnetic interference shall be done by system manufacturers Grounding and shielding methods may be important to minimized the interference Electrostatic Discharge Control Since a module is composed of electronic circuits it is not strong to electrostatic discharge Make certain that treatment persons are connected to ground through wrist band etc And don t touch interface pin directly Strong Light Exposure Strong light exposure causes degradation of polarizer and color filter Storage When storing modules as spares for a long time the following precautions are necessary Store them in a dark place Do not expose the module to sunlight or fluorescent light Keep the temperature between 5 C and 35 C at normal humidity The polarizer surface should not come in contact with any other object It is recommended that they be stored in the container in which they were shipped Protection Film When the protection film is peeled off static electricity is generated between the film and polarizer This should be peeled off slowly and carefully by people who are electrically grounded and with well ion blown equipment or in such a condition etc The protection film is attached to the polarizer with a small amount of glue If some stress is applied to rub the protection film against the polarizer during the time you peel off the film the glue is apt tore m
7. will cause re synchronization For commands required read data Opcode 82 from the T8000 it will send read data embedded in the Acknowledge Packet automatically when data is ready UART Serial host Acknowledge Packet Format without register read data Sequence No of byte Content 1 1 0x00 hex UART Serial host Acknowledge Packet Format with register read data Sequence No of byte Content 1 1 Register read data 2 1 0x00 hex URL www topwaydisplay com Document Name LMTO35DNAFWU NAA Manual Rev0 3 www topwaysz com Page 16 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA 8 Precautions of using LCD Modules Mounting Mounting must use holes arranged in four corners or four sides The mounting structure so provide even force on to LCD module Uneven force ex Twisted stress should not applied to the module And the case on which a module is mounted should have sufficient strength so that external force is not transmitted directly to the module Itis suggested to attach a transparent protective plate to the surface in order to protect the polarizer It should have sufficient strength in order to the resist external force The housing should adopt radiation structure to satisfy the temperature specification Acetic acid type and chlorine type materials for the cover case are not desirable because the former generates corrosive gas of attacking the polarizer at h
8. 00 0000 Bit 7 0 Write Sprite Vertical Start Position bit 7 0 F10F Read 0 Bit 7 1 Reserved Write Bit 0 Sprite Vertical Start Position bit 8 Sprite Vertical Start Position bit 8 0 is measured in lines and counted from top to bottom of the edge of the panel display i e not virtual display F142 Write 0000 0000 Bit 7 0 Only Sprite overlay storage starting address bit 7 0 F143 Write 0000 0000 Bit 7 0 Only Sprite overlay storage starting address bit 15 8 F144 Write 0000 0000 Bit 7 2 Reserved Only Bit 1 0 Sprite overlay storage starting address bit 17 16 This is the starting address to put the sprite overlay image F180 Read 0000 0000 Bit 7 0 Background Color bit 7 0 Only F181 Read 0000 0000 Bit 7 0 Background Color bit 15 8 Only F182 Read 0000 0000 Bit 7 0 Foreground Color bit 7 0 Only F183 Read 0000 0000 Bit 7 0 Foreground Color bit 15 8 Only URL www topwaydisplay com www topwaysz com Document Name LMT035DNAFWU NAA Manual Rev0 3 Page 14 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA Register Reset HEX R W Value Descriptions F500 Read CS0 Configuration Port Pulse Width Write Bit 7 4 Bit 7 4 Write Cycle Pulse Width 1110 0000 1 memory clock 24 MHz gt 41 6ns 0001 2 memory clocks 1110 15 memory clocks Bit 3 0 1111 Reserved 1110 Bit 3 0 Read Cycle Pulse Width 0000 1 memory clock 24 MHz gt 41 6ns 0001 2
9. CD Module User Manual LMTO35DNAFWU NAA Register Reset HEX R W Value Descriptions F100 Read Bit 7 6 Bit 7 Enable Disable Write 00 0 Disable Sprite 1 Enable Sprite Bit 6 Transparency 0 Transparency disable 1 Transparency enable When enabled Sprite data 00 becomes transparent and LCD background will be displayed instead Bit 5 2 Reserved Bit 1 0 Bit 1 0 Sprite Modes Select 00 01 Sprite with 2 bit per pixel 00 10 11 Reserved F102 Read 0000 0000 Bit 7 0 SP LUTOL 7 0 Write F103 Read 0000 0000 Bit 7 0 SP LUTOH 7 0 Write F104 Read 0000 0000 Bit 7 0 SP LUT1L 7 0 Write F105 Read 0000 0000 Bit 7 0 SP LUT1H 7 0 Write F106 Read 0000 0000 Bit 7 0 SP LUT2L 7 0 Write F107 Read 0000 0000 Bit 7 0 SP LUT2H 7 0 Write F108 Read 0000 0000 Bit 7 0 SP LUT3L 7 0 Write F109 Read 0000 0000 Bit 7 0 SP LUT3H 7 0 Write F10A Read 0000 0000 Bit 7 0 Sprite Horizontal Pixel Count 1 Write Maximum 256 pixels F10B Read 0000 0000 Bit 7 0 Sprite Vertical Line Count 1 Write Maximum 256 lines F10C Read 0000 0000 Bit 7 0 Write Sprite Horizontal Start Position bit 7 0 F10D Read 00 Bit 7 2 Reserved Write Bit 1 0 Sprite Horizontal Start Position bit 9 8 Sprite Horizontal Start Position bit 9 0 is measured in pixels and counted from left to right of the edge of the panel display i e not virtual display F10E Read 00
10. Display Mode TN Type Full Color Transmissive Normal White Screen Size Diagonal 35 Outline Dimension 92 7 x 72 0 x 9 9 MAX mm see attached drawing for details Active Area 70 08 x 63 9 mm Number of dots 320 x 3 RGB x 240 Dot Pitch 0 073 x 0 219 mm Pixel Configuration RGB Stripe Backlight LED Surface Treatment Anti Glare Treatment Viewing Direction 12 o clock Operating Temperature 20 70 C Storage Temperature 30 80 C 2 Block Diagram XL XR YU YD Touch Panel 256kx8 FLASH ROM optional 320 x3 x 240 pixels TFT Panel T8000 LCD Controller TFT Driver URL www topwaydisplay com Document Name LMT035DNAFWU NAA Manual Rev0 3 www topwaysz com Page 3 of 18 TOPWAY 3 Terminal Functions LCD Module User Manual LMTO35DNAFWU NAA 3 1 MCU Terminal K1 8bit Data 1bit Add ey ED UO Descriptions 1 VSS Power Input Power Supply GND OV 2 3 VDD Power Input Positive Power Supply 4 5 A1 Input Register Select A1 LOW Accessing Address F004 command package port A1 High Accessing Address F006 data and status port 6 CS Input Chip Select Inputs CS LOW Data IO is enabled 7 RES Input Reset Signal Input RESET LOW Reset RESET HIGH Normal 8 DO Bi directional 8 bit bi directional data bus f IO 15 D7 16 WAIT Output Wait Signal 17 RD Input Read enable input active LOW 18 ANRO Input Write enable
11. PRA HFA RLF A IRE al SHENZHEN TOPWAY TECHNOLOGY CO LTD LMTO35DNAFWU NAA LCD Module User Manual Prepared by Checked by Approved by Yang Lin Date 2009 06 22 Rev Descriptions Release Date 0 1 Preliminary New release 2008 05 14 0 2 Typing Correction in 7 1 amp 7 3 Add 7 4 2008 09 27 0 3 Update General Specification 2009 06 22 URL www topwaydisplay com Document Name LMT035DNAFWU NAA Manual Rev0 3 www topwaysz com Page 1 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA Table of Content 1 General Specification irssi nnana anean aaa ne aaa aa eaan a araa ae araea iva cs iesdietvecstnives 3 2 Block Diagram sicescicescicvicicensccinsinenctatescanel ec ee noseta e aaaeeeaa Enana kanana daneas kanaati 3 3 Terminal Eupen aaar aaa aa ee e aaa aaae a e aa aaa aaaea aaa Ee 4 3 1 MCU Terminal K1 8bit Data bt Add 4 3 2 RS232 Terminal KO heesche ess nd 4 3 3 MCU Terminal K2 8 16bit Data 18bit Add errnrrrrrrrrnrrrnrrvnrrrnrrnnrrnnrrensrrnrrenrrrnsrrnrrrnnsnnnn 5 34 TOUCH Panel ul EEN 5 4 Absolute Maximum Ratings uuumsmesuninemn mimikk vidkdhkentdnne 6 5 Electrical Characteristics vciicc ccedicsecescedeectheccsieaisdserccedescccexccedece tus cdunnedeaua bees suanudasweaeduvecsecesstes 6 51 DC Characteristics MCU terminal sccoiscccssttiassccscectentbcdanstectinceeredeanniuasanconexcennevaamaccotetecnteenanaee 6 5 2 LED Backlight Circuit ee seet enges EE 6 5 3 Tou
12. ain on the polarizer Please carefully peel off the protection film without rubbing it against the polarizer When the module with protection film attached is stored for a long time sometimes there remains a very small amount of glue still on the polarizer after the protection film is peeled off You can remove the glue easily When the glue remains on the polarizer surface or its vestige is recognized please wipe them off with absorbent cotton waste or other soft material like chamois soaked with normal hexane Transportation The LCD modules should be no falling and violent shocking during transportation and also should avoid excessive press water damp and sunshine URL www topwaydisplay com Document Name LMT035DNAFWU NAA Manual Rev0 3 www topwaysz com Page 17 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA 9 Appendix A lt Inspection items and criteria for appearance defect gt Items Criteria Open Segment or Common Not permitted Short Not permitted Wrong Viewing Angle Not permitted Decliners Not permitted Contrast Ration Uneven According to the limit specimen Crosstalk According to the limit specimen White spots X gt 1 pixel A area Not permitted Max 6 spots B area Max 1 allowed 1 2 pixel lt X lt 1 pixel A area Not permitted allowed B area Max 2 allowed X lt 1 2 pixel A area Max 1 allowed B area Max 4 allowed Black Sport X gt 1 pix
13. ch Panel Characteristics c cc ccecececceecceeceeceeneceeccusecuseeuceeeceeececeteseeneeeaeeeseeeneesneenaeeens 6 5 4 AC Characteristics 2 0 0 ec cceceeccceecceeeceseceeeceeeneeeaeeeaeeeaeeeaeeeaseeeeeaeeuneeeneeenesneseneeeeeeeeeseeeaenens 6 6 Optical Gharaciertsti es oe erge eekeeeede Eder EENEG ee eege 7 ZG FUNCTION Specifications e Ge NEEN ENEE NEE NEE EENEG 8 7 4 Hard wired Setting csicdicasciicaseczarpvninatiandcvelewrmanswaddtcteuekseaseecenurvenseuentevkddycidatecnceaeantukentceartexareuue 8 Fe Driver Config terminal eege ee 8 7 3 Command Packet Format cccccecececceeeceseceeeceeecseeceeeceeeueeeaueeaeeeaeecaeeteeeusesneeeeeeeseneeeneneness 9 7 3 1 Command Packet Format cccccccceceneccseceecceeuecaccaneceeecuseeeeceeesseeeeeeeeeeaeesaeeeaeeens 9 7 3 2 OPpcode Ee E 9 7 3 3 Opcode Descriptions ei ei a aE a ai G 9 7 3 4 Registers Table E 11 7 4 UART Serial Host Communication Packet Format rarannnnnnnnnnnnnnnnnnnnnnnnnnnvnnnnnnnvnnnnnnnennnsenn 16 8 Precautions of using LCD Modules rrrnnnnnnnnnnnnnvnnnnnnnnnnnnnnnvnnnnnnennnnnnnnnnnnnennennnnnnnnnnnnvnnennnennnn 17 9 Appendix A lt Inspection items and criteria for appearance defect gt nnnrrnnnnnnnnnnnnnnnnn 18 URL www topwaydisplay com Document Name LMT035DNAFWU NAA Manual Rev0 3 www topwaysz com Page 2 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA 1 General Specification Display Technology a Si TFT active matrix
14. ck 80 HEX Write DE FC 0B HEX to enable memory clock same as command with OPCODE 8F F001 Read only 0000 0000 Chip Revision Port Always read back 00 HEX for iEM8000 F004 Write only Command Packet Port Writing of Command Packets F006 Write XXXX 1xx0 Port for writing control or reading status Bit 7 4 Reserved Bit 3 DISPLAY ON OFF 0 DISPLAY ON 1 DISPLAY OFF Bit 2 1 Reserved Bit 0 End of Command Write 1 after each command packet Read XXXX XXXO Bit 7 1 Reserved Bit 0 FIFO full Read 1 if Command FIFO is full Hosts must read this bit 0 before writing to Command Packet Port F080 Read Write 0000 0000 Bit 7 6 External SRAM Select Bit 7 6 11 Required setting 64Kx16 external SRAM connected Bit 5 Horizontal TFT Pulse Polarity 0 Active low 1 Active high Bit 4 Vertical TFT Pulse Polarity 0 Active low 1 Active high Bit 3 STN Panel I F Data Width 0 4 bit single 1 8 bit single Bit 2 Color Mode Select 0 Monochrome 1 Color Bit 1 0 Color Depth Select If Monochrome Bit 2 0 00 1 bit per pixel 01 2 bit per pixel 10 4 bit per pixel 11 Reserved If Color Bit 2 1 00 16 bit per pixel TFT panel 01 12 bit per pixel CSTN panel 10 Reserved 11 Reserved F081 Read Write 000 0000 Bit 7 Reserved Bit 6 0 Panel Horizontal Character Count 1
15. e 90 Viewing Angle 270 NTSC Ratio Note 1 Definition of Contrast Ratio The contrast ratio could be calculate by the following expression Contrast Ratio CR L63 LO Where L63 Luminance of gray level 63 LO Luminance of gray level 0 CR CR at middle point of the LCD panel A Gray Level 63 Gray Level 63 100 amp 90 E a o Q D SG 2 Gray Level 0 O 10 EE ee i 0 i R Time Tr 8 Tr i 2 Definition of Viewing Angle Normal ox by 0 Dy 90 X 12 o clock direction gt Dun 90 6 o clock Gs 90 8y 90 URL www topwaydisplay com Document Name LMT035DNAFWU NAA Manual Rev0 3 www topwaysz com TOPWAY LCD Module User Manual LMTO35DNAFWU NAA 7 Function Specifications 7 1 Hard wired Setting The following is the list of Jumpers on the LCD module Note Never try to change the reserved jumper It may damage the system Interface interface JP4 JP7 Mode terminal JP1 JP2 JP3 JP5 JP23 JP24 JP25 Note obit data K1 OPEN CLOSE CLOSE OPEN CLOSE OPEN OPEN Default setting 1bit address 8bit data ect Ziel K2 OPEN CLOSE CLOSE OPEN OPEN OPEN OPEN 16bit data K OPEN OPEN CLOSE OPEN OPEN CLOSE OPEN 18bit address RS232C K6 OPEN CLOSE CLOSE OPEN CLOSE OPEN CLOSE interface 7 2 Driver Config terminal The LCD driver need to be config gamma contrast e
16. el A area Not permitted B area Max 2 allowed X lt 1 2 pixel A area Max 1 allowed B area Max 4 allowed Line Defect Apparent vertical horizontal line defects are not permitted Note 1 On Pixel include 3 dots RedDot GreenDot BlueDot 2 Definition of Panel A area and B area URL www topwaydisplaycomn 7 Document Name LMT035DNAFWU NAA Manual Rev0 3 www topwaysz com Page 18 of 18
17. end 2 bytes y_end 2 bytes 26 draw_rect Draw Hollow Rectangle Box x_start 2 bytes y_start 2 bytes x_end 2 bytes y_end 2 bytes 27 fill_rect Fill Rectangle Box x_start 2 bytes y_start 2 bytes x end 2 bytes y end 2 bytes 28 draw circle Draw Circle x center 2 bytes y center 2 bytes radius 1 byte 29 fill circle Fill Circle x center 2 bytes y center 2 bytes radius 1 byte 60 set baud Set baud rate divisor lower byte 1 byte divisor upper byte 1 byte Divisor RS232 baud rate 1047 110 24 4800 12 9600 lt default gt 6 19200 3 38400 2 57600 1 115200 80 refresh_setting N A 81 set_mem_ptr Set memory pointer address 3 bytes 82 read_reg Read register address 2 bytes 83 write_reg Write register address 2 bytes data 1 byte 84 write_mem Write memory count 1 byte data up to 63 bytes 8F mem_clk_en Enable memory clock 69 45 61 67 6C 65 6 bytes in HEX URL www topwaydisplay com www topwaysz com Document Name LMT035DNAFWU NAA Manual Rev0 3 Page 10 of 18 TOPWAY 7 3 4 Registers Table LCD Module User Manual LMTO35DNAFWU NAA Register HEX R W Reset Value Descriptions F000 Read Write 1000 0000 Chip ID Port Always read ba
18. ge Vor 0 6 V Bi direction pins 2 Operating Current lbp TBD 600 mA VDD Note 1 lon 3 0MA 2 loL 3 0mA 5 2 LED Backlight Circuit Characteristics Vark1 Varn2 OV If nart f a2 20MmA Top 25 C Items Symbol MIN TYP MAX Unit Note Forward Voltage Vfaua 19 8 V Forward Current IfsLa 20 30 mA Cautions Exceeding the recommended driving current could cause substantial damage to the backlight and shorten its lifetime VBL VBL No of LED 3x2 6 pcs 5 3 Touch Panel Characteristics Top 25 C Items MIN TYP MAX Unit Note Operating Voltage 5 0 V XL XR YU YD Operating Pressure 30 70 mg XL XR YU YD Life time 1000000 times XL XR YU YD Response Time 10 ms XL XR YU YD Linearity 1 5 XL XR YU YD 5 4 AC Characteristics Please refer to LCD controller datasheet for details URL www topwaydisplay com www topwaysz com Document Name LMT035DNAFWU NAA Manual Rev0 3 Page 6 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA 6 Optical Characteristics Light source C light using CMO TN LC Polarizer reference only Item Brightness Transmittance Contrast Ratio White Color Chromaticity X White Color Chromaticity Y Response Time Rise Response Time Fall Viewing Angle 180 Viewing Angle 0 Viewing Angl
19. igh temperature and the latter causes circuit break by electro chemical reaction Do not touch push or rub the exposed polarizers with glass tweezers or anything harder than HB pencil lead Never rub with dust clothes with chemical treatment Do not touch the surface of polarizer for bare hand or greasy cloth Some cosmetics deteriorate the polarizer When the surface becomes dusty please wipe gently with absorbent cotton or other soft materials like chamois soaks with petroleum benzine Normal hexane is recommended for cleaning the adhesives used to attach front rear polarizers Do not use acetone toluene and alcohol because they cause chemical damage to the polarizer Wipe off saliva or water drops as soon as possible Their long time contact with polarizer Operating The spike noise causes the mis operation of circuits It should be within the 200mV level Over and under shoot voltage Response time depends on the temperature In lower temperature it becomes longer Brightness depends on the temperature In lower temperature it becomes lower And in lower temperature response time required time that brightness is stable after turned on becomes longer Be careful for condensation at sudden temperature change Condensation makes damage to polarizer or electrical contacted parts And after fading condensation smear or spot will occur When fixed patterns are displayed for a long time remnant image is likely to
20. ilt in 8x8 ASCII 01 8x8 CGRAM Embedded RAM 02 8x16 CGRAM Embedded RAM 03 16x16 CGRAM Embedded RAM 04 16x16 GB2312 80 External ROM 05 16x16 BIG5 External ROM 06 8x8 Custom 8 bit encoding External ROM 07 8x8 Custom 16 bit encoding External ROM 12 set_print_coord Character Print Coordinates 4 bytes x 2 bytes y 2 bytes For Mono LCD x multiple of 8 1 For Color LCD no restriction on the value of x coordinate 14 set_font_fgcolor Character Foreground Color 2 bytes same as td_fgcolor with opcode 20 HEX Mono LCD 1bpp 2bpp 4bpp Color LCD 16 bit TFT 5R 6G 5B 12 bit STN 4R 4G 4B 15 set font bgcolor Character Background Color 2 bytes Mono LCD 1bpp 2bpp 4bpp Color LCD 16 bit TFT 5R 6G 5B 12 bit STN 4R 4G 4B 16 show_char Display Character 1 or 2 bytes 17 show_string Display String Character count 1 byte 0 lt character count lt 63 String lt 63 bytes URL www topwaydisplay com Document Name LMT035DNAFWU NAA Manual Rev0 3 www topwaysz com Page 9 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA Opcode HEX Operations Parameters Data 20 td fgcolor Set Foreground Color 2 bytes Mono LCD 1bpp 2bpp 4bpp Color LCD 16 bit TFT 5R 6G 5B 12 bit STN 4R 4G 4B 23 draw pixel Draw Pixel x 2 bytes y 2 bytes 24 draw_line Draw Line x_start 2 bytes y_start 2 bytes x_
21. memory clocks 1110 15 memory clocks 1111 Reserved F501 Read 0000 0000 CSO Configuration Port Control Write Bit 7 Enable bit 0 Disable CSO 1 Enable CSO Bit 6 Memory data bus width 0 8 bit memory data bus width 1 16 bit memory data bus width Bit 5 16 bit SRAM option 0 two 8 bit SRAMs 1 one 16 bit SRAM Bit 4 Reserved Bit 3 CSO assertion time relative to address assertion 0 CSO and address assert at the same time 1 CS0 lags address by 1 memory clock Bit 2 CSO Negation Timing 0 CSO and Address negate at the same time 1 CS0 leads Address by 1 memory clock in write access Bit 1 Write Enable Assertion Time 0 Write Enable and Address Assert at the same time 1 Write Enable lags Address by 1 memory clock Bit 0 Write Enable Negation Time 0 Write Enable and Address negate at the same time 1 Write Enable leads Address by 1 memory clock F504 Read CS1 Configuration Port Pulse Width Write Bit 7 4 Reserved Bit 3 0 Bit 3 0 Read Cycle Pulse Width 1110 0000 1 memory clock 24 MHz gt 41 6ns 0001 2 memory clocks 0001 3 memory clocks 1101 14 memory clocks 1110 15 memory clocks 1111 Reserved F505 Read 0000 0000 CS1 Configuration Port Control Write Bit 7 Enable bit 0 Disable CS1 1 Enable CS1 Bit 6 Memory data bus width 0 8 bit memory data bus width 1 16 bit memory data bus width Bit 5 Reserved Bit 4 Reserved Bit 3 CS1 assertion time relative to address assertion 0
22. tc Maa serial interface to provide a best display result This interface is driven by T8000 GPIO output GPIO1 SPDAT T8000 GPIO2 SPCLK TFT Driver LCD Controller GPIO3 SPENA Please refer to HX8238A technical manual for the details of the TFT Driver config commands Please refer to T8000 technical manual for the GPIO access URL www topwaydisplay com Document Name LMT035DNAFWU NAA Manual Rev0 3 www topwaysz com Page 8 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA 7 3 Command Packet Format All commands are organized in packet with a 1 byte Opcode followed by optional parameters data up to 64 bytes 7 3 1 Command Packet Format Opcode 1 byte Parameters Data up to 64 bytes For multi byte parameter data send LSB low byte first MSB highest byte last 7 3 2 Opcode Group 00 OF Reserved for Serial Communication 10 1F 2D Hardware acceleration Fonts Drawing Operations 20 2F 2D Hardware acceleration Geometric Drawing Operations 30 3F Audio Operations 40 4F Reserved 50 5F Reserved 60 6F Communication 70 7F Reserved 80 8F System Control FO FF Reserved for serial mode synchronization 7 3 3 Opcode Description Opcode HEX Operations Parameters Data 00 Set Control amp Status The value of this data one byte will be directly written to the Control amp Status Port of the register Command Interpreter 10 charset_config Character Set 1 byte 00 Bu
23. virtual size up to 128 characters or 1024 pixels FO8B Read Write 00 0000 Bit 7 6 Reserved Bit 5 0 WF count for STN panels 000000 WF pin toggles every frame 000001 WF pin toggles every 2 LP pulses 000010 WF pin toggles every 3 LP pulses 111111 WF pin toggles every 64 LP pulses FO8C Read Write 0000 Bit 7 4 Reserved Bit 3 0 Horizontal non display period 0000 2 characters 16 pixels 0001 3 characters 24 pixels ee 1111 17 characters 136 pixels FO8D Read Write 0000 Bit 7 4 Reserved Bit 3 0 Vertical non display period 0000 1 line 0001 2 lines 2 20 0 cece cec eee ee ee eect eee ences 1111 16 lines FO8E Read Write 0000 000 Bit 7 4 Pixel Clock Divider 0000 24 MHz divided by 1 0001 12 MHz divided by 2 0010 8 MHz divided by 3 0011 6MHz divided by A 1111 1 5MHz divided by 16 Bit 3 Display Blank 0 Normal 1 Blank Bit 2 Display Invert 0 Normal 1 Invert Bit 1 LCD ON Polarity 0 LCD ON pin active low 1 LCD ON pin active high Bit 0 Reserved URL www topwaydisplay com www topwaysz com Document Name LMT035DNAFWU NAA Manual Rev0 3 Page 12 of 18 TOPWAY LCD Module User Manual LMTO35DNAFWU NAA Register HEX Reset Value Descriptions FOSF Read Write 000 0000 Bit 7 Reserved Bit 6 0 Number of frames to start
Download Pdf Manuals
Related Search