ST7586S的AVR单片机驱动程序

1、ST7586S的AVR单片机驱动程序AVR 单片机 MEGA64A * ST7586S * * PE5 -> /CS * * *PG3 -> RS * * *PG4 -> /WR * * *PA0 -> /RD * * PF0-PF7 -> DATA DB0-DB7* * *PA1 -> /RESET * *PA2 ->LED+(H) *#define LCD_COMMAND 0 / 数据#define LCD_DATA 1#define DATA_IO_INIT() DDRF=0xFF;PORTF=0x00;#define LCD_RST_ON()D

2、DRA|=BIT(1);PORTA&=BIT(1);#define LCD_RST_OFF()DDRA|=BIT(1);PORTA|=BIT(1);#define LCD_RS_LOW_COMMAND() DDRG|=BIT(3);PORTG&=BIT(3);#define LCD_RS_HIGH_DATA()DDRG|=BIT(3);PORTG|=BIT(3);#define LCD_RD_LOW()DDRA|=BIT(0);PORTA&=BIT(0);#define LCD_RD_HIGH()DDRA|=BIT(0);PORTA|=BIT(0);#define LC

3、D_WR_LOW(D) DRG|=BIT(4);PORTG&=BIT(4);#define LCD_WR_HIGH()DDRG|=BIT(4);PORTG|=BIT(4);#define LCD_CS_LOW_ON()DDRE|=BIT(5);PORTE&=BIT(5);#define LCD_CS_HIGH_OFF()DDRE|=BIT(5);PORTE|=BIT(5);#define LCD_LED_OFF()DDRA|=BIT(2);PORTA|=BIT(2);#define LCD_LED_ON()DDRA|=BIT(2);PORTA&=BIT(2); /ST7

4、586 COMMAND#define LCD_NOP 0x00#define LCD_RST 0x01 / 软件复位，RAM内容不清#define POWER_SAVE_ON 0x10 /0X10， SLEEP,0X11，WAKE UP #define POWER_SAVE_OFF 0x11#define PARTIAL_DISPLAY_ON0x12 /0x12,ON,0x13,OFF#define PARTIAL_DISPLAY_OFF 0x13#define INVERSE_DISPLAY_OF0Fx20 /0x20, 正显， 0X21， 负显#define INVERSE_DISPLAY

5、_ON 0x21#define ALL_PIXEL_ON 0x23 /0x22,off,0X23,on#define ALL_PIXEL_OFF 0x22#define DISPLAY_ON 0x29#define DISPLAY_OFF 0X28#define SET_COLUMN_ADDRESS 0x2A /0x2A+XS0000H+XE007FH 0;>5);data = data;>2);for(k=0;k;>5);data = data;>4);for(k=0;k;>5);data = data;>5);data = data;>5);dat

6、a = data;>2); for(k=0;k;>5);data = data;>5);data = data;>5);data = data<<3;/*复位程序*/ void LCD_Reset(void ) LCD_RST_OFF();Delay_us(20);LCD_RST_ON();Delay_us(50);LCD_RST_OFF();Delay_us(20);初始化/* */ void LCD_Init(void) LCD_Reset();Delay_ms(10);LCD_Cmd_Write(POWER_SAVE_OFF);/wake up Del

7、ay_ms(10);LCD_Cmd_Write(0xd7);/ Disable Auto Read LCD_Data_Write(0x9F);LCD_Cmd_Write(0xe0);/ Enable OTP ReadLCD_Data_Write(0x00);Delay_ms(10);LCD_Cmd_Write(0xe3);/ OTP Up-LoadDelay_ms(20);LCD_Cmd_Write(0xe1);/ OTP Control Out/ initail setLCD_Cmd_Write(0x11);/ Sleep OutLCD_Cmd_Write(0x28);/ Display O

8、FF Delay_ms(50);LCD_Cmd_Write(0xc0);/ Vop = B9hLCD_Data_Write(0x1f);/ contrast valueLCD_Data_Write(0x01);/ 01LCD_Cmd_Write(0xc3);/ BIASLCD_Data_Write(0x02);/ 05 = 1/12LCD_Cmd_Write(0xc4);/ Booster = x8 LCD_Data_Write(0x07);LCD_Cmd_Write(0xd0);/ Enable Analog Circuit LCD_Data_Write(0x1d);LCD_Cmd_Writ

9、e(0xb5);/ N-Line = 13LCD_Data_Write(0x8d);/8dLCD_Cmd_Write(0x38);/ 4 Gray/SdCmd(0x39);/ B/W ModeLCD_Cmd_Write(0x3a);/ Enable DDRAM Interface LCD_Data_Write(0x02);LCD_Cmd_Write(0x36);/ Dispaly Control LCD_Data_Write(0xc8); / MY=1,MX1:0=11;LCD_Cmd_Write(0xb0);/ Duty SettingLCD_Data_Write(0x9f);/ 160 l

10、ine 9fLCD_Cmd_Write(0x20);/ Display Inversion OFFLCD_Cmd_Write(0xb1);/ First COM outLCD_Data_Write(0x00);/ com0 LCD_Clear_RAM(0,127,0,159);LCD_Cmd_Write(0x29);/ Display ON实际调试时一开始使用的是电源发生器的， 5V 标准的电压，当时没发现阴影，LCD是3.3V的，实际线路板上电 压大概是 5.06V ，结果背景就开始有阴影了，后来重新 外加弄了块5V转3.3V的转接线路板。74LVC4245AMPUMPU-MPU-MPU-MPU-MPU-IMPU-MPU-DB7DBSDBSDB4DB3DB2DB1DBOioTA7B7A6B6A5B5A4B4A3B3A2B2A1AnB1 BOAUDIRVCCBVCCAVCC EGND GNDOEGND£314771819"Ti37LCM- DB7LCM DB6LCM- DBSLCM- DB4LCM- DE 3LCM- DB2LCM- DB1LCM- DBO3.3VMPU-R/W