SO12864-14E (COG) VERSION10 COG COG SO12864FPD-14ETNE SO12864SYD-14ETNE SO12864SBD-14ETNE FSTN 6 00-20~+70 FPC STN 6 00-20~+70 FPC STN 6 00-20~+70 FPC COG LED SO12864-14ESW 2S 30V 30~36mA SO12864-14ESB 2S 30V 30~36mA SO12864-14ESY 2S 30V 30~36mA 1 COG 2 SO12864-14E SO12864-14C 3 COG LED 4 : 010-80750102 /03 /04-010-80750108-624 WWWSCH-LCDCN 010-80750102 /03 /04-512 QQ 982140376 wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 1
1 2013-06-17 / / wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 2
1 ------------------------------------------------------------------------------------------ 4 2 ------------------------------------------------------------------------------------------- 5 3 LCM ------------------------------------------------------------------------------------------ 5 4 ------------------------------------------------------------------------------------------- 5 5 ------------------------------------------------------------------------------- 6 6 ------------------------------------------------------------------------------------------- 7 7 ---------------------------------------------------------------------------------------------- 8 8 ------------------------------------------------------------------------------------------11 10 -------------------------------------------------------------------22 11 (COG )----------------------------------------------24 12 ----------------------------------------------------------------------------------------26 13 ---------------------------------------------------------------------------------28 14 ------------------------------------------------------------------------------------------31 wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 3
1 LCD COG, LCD LCD STN: FSTN 6 LCD 48 ( ) 37( ) 20 (, ) mm LCD 44 ( ) 29( ) mm LCD 128 64 029 ( ) 036 ( ) mm 032 ( ) 039 ( ) mm LCD duty 1/64 LCD 1/9 LCD ST7565 (COG) or EQUIVALENT LCM -20~+70 LCM -30~+80 LED 8080 6800 24V-33V V DC/DC 50,000 Hours wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 4
2 21 VSS =0V Item Symbol Min Max Unit VDD-VSS -03 36 V LCD VDD-Vo -03 160 V I/O Vi -03 Vdd+03 V 22 3 LCM 31 LCM VSS=0V Min Max Unit -20 +70-30 +80 --- 85 %RH Min Typ Max Unit VDD ---- 24 ----- 33 V VOUT ---- 60 --- 200 V LCD Vo ---- 45 --- 115 V VIHC ---- 08VDD --- VDD V VILC ---- VSS --- 02VDD V VOHC IOH=-05mA 08VDD --- VDD V VOLC IOL=05mA VSS --- 02VDD V ISP 25 --- 95 190 A ISB 25 --- 80 160 A 4 STN TYPE Ta=25 Item Symbol Condition Min Typ Max Unit K 20 =0 40 --- --- deg Contrast ration K =5 =0 --- 5 --- --- Response time (rise) Tr =5 =0 --- 110 165 ms Response time (fall) Tf =5 =0 --- 110 165 ms wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 5
5 Definition of Optical Response Time Non-select Signal Select Signal Non-select Signal Brightness Time r Rise Time In case of Negative type, wave from of changing brightness becomes reverse (Non Select Signals:0%,Select Signals:100% d Decay Time Definition of Contrast Ratio(CR) Brightness B1: Brightness In Select Signal B2: Brightness In Non-Select Signal Driving Voltage Brightness In Non-Select Signal CR= Brightness In Select Signal (Positive Type) Driving Voltage Brightness In Select Signal CR= Brightness In Non-Select Signal (Negative Type) wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 6
Definition of Viewing Angle and z = 0 90 180 0 270 6 COM 32 CSB RST A0 RWR ERD D0 D1 D2 D3 D4 D5 D6(SCL) D7(SI) VDD VSS VOUT V0 XV0 VG C86 PSB LCD DRIVER & CONTROLLER COM 32 SEG 128 128X64 DOTS BACKLIGHT (LED OR EL) wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 7
7 71 / (8080 ) wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 8
72 System buses Read/Write characteristics (For the 6800 Series MPU) wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 9
73 Serial interface 74 Reset Timing wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 10
8 wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 11
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Note: * Disabled bit 9 VDD=3V Ta=25 Item Condition Standard Note High temp storage 80,120 hrs Appearance without defect --- Low temp storage 30,120 hrs Appearance without defect --- High temp operation 70,240 hrs Appearance without defect --- Low temp storage 20,240 hrs Appearance without defect --- High temp & humi storage 50,90% RH,120 hrs Appearance without defect --- High temp & humi operation 40,90% RH,120 hrs Appearance without defect --- Thermal shock -20,30min +25,5min +60,30min Appearance without defect 10 cycles wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 21
10 Pin No Symbol Level Function 1 ESD --- 2 CSB L 3 RSTB L 4 A0 H/L 5 RWR L 80 68 6 ERD L 80 68 7 DB0 H/L 8 DB1 H/L 9 DB2 H/L 10 DB3 H/L 11 DB4 H/L 12 DB5 H/L 13 DB6 (SCL) H/L 14 DB7 (SI) H/L DB0-DB7 DB0-DB5 DB6(SCL): DB7(SI) : 15 VDD POWER,24V-33V 16 VSS 0V 17 NC --- 18 NC --- 19 V0 --- 20 XV0 --- 21 NC --- 22 NC --- 23 NC --- 24 NC --- 25 NC --- 26 NC --- V0 XV0 1UF/25V LCD VOP 27 VG --- VG VSS 1UF/25V 28 C86 H/L 68 80 29 PSB H/L 30 ESD --- wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 22
C1 C1 VG GND V0 XV0 C1=1UF/25V 1 RWR ERD C86 D0~D5 VDD wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 23
11 (COG ) Pin Pin Description : : : : ESD /CS /RES AO WR RD DB0 DB1 DB2 DB3 DB4 DB5 COM63 SEE DETAIL A COM32 COM31 DB6 DB7 VDD VSS NC COM0 SEG127 SEG0 FRONT ST7565 or EQUIV NC V0 XV0 MPU INTERFACE NC NC NC NC NC NC VG C86 P/S ESD VIEWING DIRECTION SILICON UV-TAP UV-TAP 1590 SO026030-01A1-FOS010 DETAIL A 1:20 NOTES: 1ALL TOLERANCE ± 020mm 2 SO12864-14C BEIJING ELITE EEM COLTD COG &TCP LCM SPECIFICATION DISPLAY TYPE: STN & FSTN VIEWING DIRECTIVE 6:00 10 20130615 VER: 10 SCALE: 1:1 UNIT: mm PAGE:1/1 TITLE COG LCM OUTLINE DIMENSION FILE NAME: SO12864-14E DRAWN NO:SCH-RD-USER-11002-SPEC-001 DRAWN: 20130615 APPROVED: CHECKED: DATE: LCD COLOR MODE: CONNECTORS: FPC DRIVING METHOD :1/64 DUTY,1/9 BIAS LCD DRIVER: ST7565 or EQUIV 33V OPERATING VOLTAGE 90V BACK LIGHT: / FRONT POLARIZER: TRANSMISSIVE OPERATING TEMP: -20 -+70 REAR POLARIZER: TRANSMISSIVE STORAGE TEMP: -30 -+80 wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 24
CUSTOMER'S MODEL NO: 10 CUSTOMER APPROVED: DATE: A K 02 20130615 BACKLIGHT SPECIFICATION BACKLIGHT TYPE: LED(0603 POWER DISSIPATION BACKLIGHT COLOR: White/Blue/Yellow-green RANGE: X= Y= DRIVING VOLTAGE : 30 V FREQUENCY: DRIVING CURRENT 30~36 ma OPERATING TEMP: -20 -+70 LUMINANCE: cd/m2 STORAGE TEMP: -30 -+80 mw KHZ BEIJING ELITE EEM COLTD TITLE FILE NAME: SO12864-14E(2S) DRAWING NO: DRAWN: CHECKED: 20130615 SCH-RD-USER-11002-SPEC-002 APPROVED: DATE: VER: 10 SCALE: UNIT: PAGE: 1:1 mm 1/1 wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 25
12 121, : (1) (2), (3) (4) ( / ), (5),,, CMOS,,, CMOS IC (1),,, (2),,,,, (3),, (4),,, (5),,, (6), LCD,, (7) : 50~60%RH : : / (1) : : 280 10 : 3-4S wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 26
:,,, (2) :,,, 3 :, :, ;, (1) (2),, (3), : 0 ~35,,, 122 (1), (2) (3) (4) (5) (6), (7), 40, 60% (8),,,, wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 27
13 1 ( ) wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 28
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wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 30 LCM P1^0 P1^1 P2^0 P1^5 MCU P2^1 VCC A0 /CS /RESET VDD VSS C86 PS GND DB6(SCL) DB7(SI) P1^0 P1^1 P2 P1^3 P1^4 P1^5 MCU VCC 80 A0 /CS /RD(E) /RESET VDD VSS C86 PS LCM /WR(R/W) GND DB0-DB7 GND P1^0 P1^1 P2 P1^3 P1^4 P1^5 MCU VCC 68 A0 /CS /RD(E) /RESET VDD VSS C86 PS LCM /WR(R/W) DB0-DB7
14 /******************************************************************/ //12864 7565 // 51 12M P2 // III V391 // /******************************************************************/ #include <reg52h> #include <intrinsh> /******************************************************************/ sbit a0 =P1^3; sbit wr_rw=p1^5; sbit cs1=p1^0; sbit rd_en=p1^4; sbit rst=p1^6; sbit c86=p1^1;//80 68 sbit ps=p1^2;// // C86 PS sbit sbit sclk=p2^6; di=p2^7; unsigned char *p; unsigned char *q; unsigned char *s; unsigned char flag; #define nop() _nop_() /* */ unsigned char code niu[1024]={ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0xC0,0x40,0x60,0x20,0x30,0x18,0x08,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 31
0x00,0x00,0x00,0x08,0x38,0xF0,0xC0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80,0xE0,0xE0,0xD0,0x30,0x70,0x60,0x30,0x70, 0x70,0x00,0x00,0x40,0xE0,0xF0,0xF0,0xE0,0xE0,0x80,0x80,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xE0,0xF0,0xF0,0xF8,0xF8, 0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xE0,0x80,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x1E,0x06,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,0xC0,0x00,0x00, 0x00,0xE0,0x80,0x00,0x00,0x1C,0xFC,0x70,0xC0,0x80,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0xE0,0x80,0x00,0x00,0x00,0x03,0x0F,0x3E,0x7C,0xF0,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x0F,0x1F,0xFD,0xE9,0x01,0x00,0x00,0x00,0x00,0x38,0x00, 0x00,0x30,0x30,0x00,0x00,0x00,0x06,0xFF,0x1D,0x0E,0x06,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0xF8,0xFE,0xFF,0x1F,0x0F,0x03,0x03,0x01,0x01,0x01,0x00, 0x00,0x00,0x00,0x01,0x01,0x01,0x03,0x03,0x07,0x07,0x07,0x0F,0x3F,0x7F,0xFF,0xFF, 0xFC,0xF0,0xE0,0x81,0x01,0x01,0x01,0x00,0xF0,0xFC,0xFF,0xFF,0xFF,0x00,0x00,0x00, 0x00,0x00,0x00,0xC0,0x00,0x00,0x00,0x0C,0xF8,0xF8,0x30,0x60,0x7F,0x43,0x47,0x5C, 0xF8,0xFF,0x0F,0x1E,0x38,0x70,0xC7,0xFC,0x81,0x83,0x8E,0x5C,0x78,0x70,0xE0,0xC0, 0xC0,0x8F,0xFF,0xFE,0xF8,0xE0,0xC0,0xC0,0xE0,0xF8,0xFF,0x00,0x00,0xC0,0xE0,0x60, 0x70,0x70,0x30,0xF0,0xF8,0xFC,0x06,0x03,0x01,0x01,0x01,0x41,0x73,0x32,0x86,0xFC, 0x7C,0x8E,0x02,0x73,0x41,0x41,0x01,0x01,0x02,0x06,0xFC,0x78,0x70,0x70,0x60,0x60, 0xE0,0xE0,0xC0,0x00,0x00,0xFF,0xFF,0xFF,0xFC,0xE4,0xC2,0x02,0x81,0xC1,0xE0,0xE2, 0xC0,0xC0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x83,0xE1,0xF1, 0xF3,0xFF,0x7F,0x3F,0x7F,0x7C,0xF8,0xF0,0xE1,0xC7,0x9F,0xBF,0xFF,0x00,0x00,0x00, 0x00,0x00,0x00,0x0F,0x7C,0xFC,0x78,0x70,0xC1,0xCF,0xFE,0xE0,0x8E,0x10,0x1D,0x33, 0x3F,0x1E,0x1C,0x80,0x00,0x00,0x00,0x01,0x01,0x1C,0x02,0x2F,0x33,0x3F,0x3F,0x1F, 0x0F,0x07,0x87,0xEF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x04,0x3F,0x67,0xC7,0x8F,0xFE,0x1E,0x06,0x26,0xC6,0x82,0x03,0x01,0x00, 0x00,0x01,0x83,0xC2,0x66,0x06,0x06,0xFE,0x9E,0x8F,0xC7,0x6F,0x3E,0x08,0x00,0x00, 0x00,0x01,0x01,0x00,0x00,0x07,0x07,0x8F,0xFF,0xFF,0x07,0x0F,0x0F,0x67,0xEF,0xFF, 0xF0,0xF8,0x3F,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x03,0x07,0x3F, 0x67,0x67,0x7F,0x7E,0x7F,0x5F,0x00,0x00,0x01,0x03,0xFF,0xFF,0xFF,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x01,0x03,0x07,0x3F,0xFE,0xF8,0xE0, 0xC0,0x80,0x00,0x01,0x12,0x70,0x70,0x70,0x10,0x00,0x00,0x00,0x80,0xC0,0xE0,0xF0, 0xFC,0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0x1F,0x01,0x07,0x03,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x0F,0x3C,0xE0,0x80,0x00,0x07,0x1F,0x3F,0x3E, 0x3F,0x3F,0x0F,0x03,0x80,0xE0,0x38,0x0F,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,0xF0,0xC0,0x80,0x81,0x01, 0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80, 0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xF0,0xFC,0xFF,0xFF,0xFF,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0x07, 0x07,0x07,0x03,0x02,0x06,0x06,0x06,0x06,0x06,0x06,0x07,0x03,0x03,0x07,0x07,0x07, 0x07,0x07,0x07,0x00,0x00,0x01,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x0F,0x06,0x06,0x04,0x0C,0x0C, 0x04,0x06,0x06,0x07,0x0D,0x08,0x08,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 32
0x00,0x00,0x00,0x00,0x00,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07, 0x06,0x04,0x04,0x00,0x00,0x00,0x00,0x01,0x01,0x03,0x03,0x03,0x03,0x01,0x01,0x00, 0x00,0x00,0x00,0x04,0x06,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }; /*************************************************/ //,80 /*************************************************/ void w_com80(unsigned char x) { a0=0;// cs1=0; rd_en=1;// wr_rw=0;// nop(); P2=x;// nop(); wr_rw=1; } /*************************************************/ // 80 /*************************************************/ void wdata80(unsigned char dat) { a0=1;// cs1=0; rd_en=1; wr_rw=0;// nop(); P2=dat; nop(); wr_rw=1; } wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 33
/*************************************************/ // 68 /*************************************************/ void w_com68(unsigned char x) { cs1=0; a0=0;// wr_rw=0;// rd_en=1;//enable nop(); P2=x; nop(); rd_en=0; } /*************************************************/ // 68 /*************************************************/ void wdata68(unsigned char dat) { cs1=0; a0=1; // wr_rw=0;// rd_en=1; nop(); P2=dat; nop(); rd_en=0; } // void data_send(unsigned char dat) { unsigned char s,temp; int i; sclk=0; s=dat; for(i=8;i>0;i--) {sclk=0; wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 34
} nop(); nop(); temp=s & 0x80; if(temp) {di=1;} else {di=0;} sclk=1; s=s<<1; } /*************************************************/ // /*************************************************/ void w_coms(unsigned char x) { a0=0; cs1=0; data_send(x); } /*************************************************/ // /*************************************************/ void wdatas(unsigned char dat) { a0=1; cs1=0; data_send(dat); } /*************************************************/ // P30 P31 /*************************************************/ void w_com(unsigned char x) { unsigned char temp; temp=p3&0x03; switch(temp) { case 3: c86=0;//80 wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 35
} } ps=1;// w_com80(x); break; case 2: c86=1;//68 ps=1;// w_com68(x); break; default: c86=0;// ps=0;// w_coms(x); break; /*************************************************/ // /*************************************************/ void wdata(unsigned char dat) { unsigned char temp; temp=p3&0x03; switch(temp) { case 3: c86=0; ps=1; wdata80(dat); break; case 2: c86=1; ps=1; wdata68(dat); break; default: c86=0; ps=0; wdatas(dat); break; } } wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 36
void display_map(unsigned char *p)//p { unsigned char seg; unsigned char page; for(page=0xb0;page<0xb9;page++) // 8 0xb0----0xb8 { w_com(page); w_com(0x10); // 0 w_com(0x00); for(seg=0;seg<128;seg++)// 128 { wdata(*p++); } } } /*************************************************/ /* /*************************************************/ void main(void) { rst=0; nop(); nop(); rst=1; w_com(0xaf); //ON DISPLAY w_com(0x40); //STAR DISPLAY w_com(0xa0); //ADC NORMAL w_com(0xa6); // w_com(0xa4); //CLEAR w_com(0xa2); //1/9BIAS w_com(0xc8); //COMMON OUTPUT DIRECTION w_com(0x2f); //POWER CONTROL w_com(0x24); //RESISTER RATIO w_com(0x81); //VOLUM MODE SET w_com(0x30); //RESISTER RATIO //********************************************************************* while(1) //START { display_map(&niu); // SCH } } wwwsch-lcdcn DOCNO:SO12864-14E (COG) REV: 10 37