历史上的今天
今天是:2025年02月25日(星期二)
2020年02月25日 | msp430和stm32 lcd屏驱动程序
2020-02-25 来源:eefocus
最近使用了一块MSP430F5529单片机做课设,自带的拓展板上有一块12864的COG的LCD屏,记录下使用的驱动程序。
硬件原理图:

COG_CS为片选信号,每次数据或指令通信完毕,需要拉低拉高一次。COG_RST为上电复位引脚,正常工作后不控制。
COG_A0是数据命令选择端,低电平表示传输的是数据,高电平表示传输的时命令。
COG_SCLK是时钟信号,上升沿有效。
COG_SDA为数据线,只能写不能读,无法读取COG内部的显存数据。COG_BKLED为背光控制IO,低电平背光点亮,高电平背光熄灭。
驱动程序:
头文件:
#ifndef LCD_H_
#define LCD_H_
#define LCD_CS_H P8OUT |= BIT2
#define LCD_CS_L P8OUT &= ~BIT2
#define LCD_RST_H P3OUT |= BIT6
#define LCD_RST_L P3OUT &= ~BIT6
#define LCD_AO_H P3OUT |= BIT7
#define LCD_AO_L P3OUT &= ~BIT7
#define LCD_SCK_H P4OUT |= BIT0
#define LCD_SCK_L P4OUT &= ~BIT0
#define LCD_SDA_H P1OUT |= BIT2
#define LCD_SDA_L P1OUT &= ~BIT2
#define LCD_X 128
#define LCD_Y 64/8
#define Font_Size 16
#define Font_Buff_Size Font_Size*Font_Size/8
void LCD_Init(void);
void LCD_6_8_Char(unsigned char y,unsigned char x,char ch);
void LCD_6_8(unsigned char y,unsigned char x,char string[]);
void LCD_8_16_Char(unsigned char y,unsigned char x,char Font);
void LCD_8_16(unsigned char y,unsigned char x,char* string);
void LCD_bmp(unsigned char x0,unsigned char y0,unsigned char x_lenth,unsigned char y_lenth,const unsigned char *bmp_tab);//显示一幅图片,横坐标范围为0-127,纵坐标范围为0-7
void LCD_clear(void);//清屏
unsigned char LCD_GBK16(unsigned char y,unsigned char x0,const char* str);
#endif
源文件:
#include "MSP430.h"
#include "LCD.h"
#include struct typFNT_GB162 { unsigned char Index[2]; char Msk[32]; }; #define hz16_num 62 const struct typFNT_GB162 hz16[]={ {"温",0x10,0x60,0x02,0x8C,0x00,0x00,0xFE,0x92,0x92,0x92,0x92,0x92,0xFE,0x00,0x00,0x00,0x04,0x04,0x7E,0x01,0x40,0x7E,0x42,0x42,0x7E,0x42,0x7E,0x42,0x42,0x7E,0x40,0x00}, {"度",0x00,0x00,0xFC,0x24,0x24,0x24,0xFC,0x25,0x26,0x24,0xFC,0x24,0x24,0x24,0x04,0x00,0x40,0x30,0x8F,0x80,0x84,0x4C,0x55,0x25,0x25,0x25,0x55,0x4C,0x80,0x80,0x80,0x00}, {"湿",0x10,0x60,0x02,0x8C,0x00,0xFE,0x92,0x92,0x92,0x92,0x92,0x92,0xFE,0x00,0x00,0x00,0x04,0x04,0x7E,0x01,0x44,0x48,0x50,0x7F,0x40,0x40,0x7F,0x50,0x48,0x44,0x40,0x00}, {"年",0x00,0x20,0x18,0xC7,0x44,0x44,0x44,0x44,0xFC,0x44,0x44,0x44,0x44,0x04,0x00,0x00,0x04,0x04,0x04,0x07,0x04,0x04,0x04,0x04,0xFF,0x04,0x04,0x04,0x04,0x04,0x04,0x00}, {"月",0x00,0x00,0x00,0xFE,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0x22,0xFE,0x00,0x00,0x00,0x80,0x40,0x30,0x0F,0x02,0x02,0x02,0x02,0x02,0x02,0x42,0x82,0x7F,0x00,0x00,0x00}, {"日",0x00,0x00,0x00,0xFE,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0xFE,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0xFF,0x00,0x00,0x00,0x00}, {"风",0x00,0x00,0xFE,0x02,0x12,0x22,0xC2,0x02,0xC2,0x32,0x02,0xFE,0x00,0x00,0x00,0x00,0x80,0x60,0x1F,0x00,0x20,0x10,0x0C,0x03,0x0C,0x30,0x00,0x0F,0x30,0x40,0xF8,0x00}, {"扇",0x00,0x00,0xFC,0x24,0x24,0x24,0x25,0x26,0x24,0x24,0x24,0x24,0x24,0x3C,0x00,0x00,0x40,0x30,0x0F,0x21,0x15,0x49,0x81,0x7F,0x00,0x21,0x15,0x49,0x81,0x7F,0x00,0x00}, {"加",0x10,0x10,0x10,0xFF,0x10,0x10,0xF0,0x00,0x00,0xF8,0x08,0x08,0x08,0xF8,0x00,0x00,0x80,0x40,0x30,0x0F,0x40,0x80,0x7F,0x00,0x00,0x7F,0x20,0x20,0x20,0x7F,0x00,0x00}, {"热",0x08,0x08,0x88,0xFF,0x48,0x48,0x00,0x08,0x48,0xFF,0x08,0x08,0xF8,0x00,0x00,0x00,0x81,0x65,0x08,0x07,0x20,0xC0,0x08,0x04,0x23,0xC0,0x03,0x00,0x23,0xC4,0x0F,0x00}, {"打",0x10,0x10,0x10,0xFF,0x10,0x90,0x04,0x04,0x04,0x04,0xFC,0x04,0x04,0x04,0x04,0x00,0x04,0x44,0x82,0x7F,0x01,0x00,0x00,0x00,0x40,0x80,0x7F,0x00,0x00,0x00,0x00,0x00}, {"开",0x80,0x82,0x82,0x82,0xFE,0x82,0x82,0x82,0x82,0x82,0xFE,0x82,0x82,0x82,0x80,0x00,0x00,0x80,0x40,0x30,0x0F,0x00,0x00,0x00,0x00,0x00,0xFF,0x00,0x00,0x00,0x00,0x00}, {"关",0x00,0x00,0x10,0x11,0x16,0x10,0x10,0xF0,0x10,0x10,0x14,0x13,0x10,0x00,0x00,0x00,0x81,0x81,0x41,0x41,0x21,0x11,0x0D,0x03,0x0D,0x11,0x21,0x41,0x41,0x81,0x81,0x00}, {"闭",0x00,0xF8,0x01,0x22,0x20,0x22,0x22,0xA2,0xFA,0x22,0x22,0x22,0x02,0xFE,0x00,0x00,0x00,0xFF,0x00,0x08,0x04,0x02,0x11,0x20,0x1F,0x00,0x00,0x40,0x80,0x7F,0x00,0x00}, }; unsigned char const F6x8[][6] =//6*8的点阵 { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,// sp 0x00, 0x00, 0x00, 0x2f, 0x00, 0x00,// ! 0x00, 0x00, 0x07, 0x00, 0x07, 0x00,// " 0x00, 0x14, 0x7f, 0x14, 0x7f, 0x14,// # 0x00, 0x24, 0x2a, 0x7f, 0x2a, 0x12,// $ 0x00, 0x62, 0x64, 0x08, 0x13, 0x23,// % 0x00, 0x36, 0x49, 0x55, 0x22, 0x50,// & 0x00, 0x00, 0x05, 0x03, 0x00, 0x00,// ' 0x00, 0x00, 0x1c, 0x22, 0x41, 0x00,// ( 0x00, 0x00, 0x41, 0x22, 0x1c, 0x00,// ) 0x00, 0x14, 0x08, 0x3E, 0x08, 0x14,// * 0x00, 0x08, 0x08, 0x3E, 0x08, 0x08,// + 0x00, 0x00, 0x00, 0xA0, 0x60, 0x00,// , 0x00, 0x08, 0x08, 0x08, 0x08, 0x08,// - 0x00, 0x00, 0x60, 0x60, 0x00, 0x00,// . 0x00, 0x20, 0x10, 0x08, 0x04, 0x02,// / 0x00, 0x3E, 0x51, 0x49, 0x45, 0x3E,// 0 0x00, 0x00, 0x42, 0x7F, 0x40, 0x00,// 1 0x00, 0x42, 0x61, 0x51, 0x49, 0x46,// 2 0x00, 0x21, 0x41, 0x45, 0x4B, 0x31,// 3 0x00, 0x18, 0x14, 0x12, 0x7F, 0x10,// 4 0x00, 0x27, 0x45, 0x45, 0x45, 0x39,// 5 0x00, 0x3C, 0x4A, 0x49, 0x49, 0x30,// 6 0x00, 0x01, 0x71, 0x09, 0x05, 0x03,// 7 0x00, 0x36, 0x49, 0x49, 0x49, 0x36,// 8 0x00, 0x06, 0x49, 0x49, 0x29, 0x1E,// 9 0x00, 0x00, 0x36, 0x36, 0x00, 0x00,// : 0x00, 0x00, 0x56, 0x36, 0x00, 0x00,// ; 0x00, 0x08, 0x14, 0x22, 0x41, 0x00,// < 0x00, 0x14, 0x14, 0x14, 0x14, 0x14,// = 0x00, 0x00, 0x41, 0x22, 0x14, 0x08,// > 0x00, 0x02, 0x01, 0x51, 0x09, 0x06,// ? 0x00, 0x32, 0x49, 0x59, 0x51, 0x3E,// @ 0x00, 0x7C, 0x12, 0x11, 0x12, 0x7C,// A 0x00, 0x7F, 0x49, 0x49, 0x49, 0x36,// B 0x00, 0x3E, 0x41, 0x41, 0x41, 0x22,// C 0x00, 0x7F, 0x41, 0x41, 0x22, 0x1C,// D 0x00, 0x7F, 0x49, 0x49, 0x49, 0x41,// E 0x00, 0x7F, 0x09, 0x09, 0x09, 0x01,// F 0x00, 0x3E, 0x41, 0x49, 0x49, 0x7A,// G 0x00, 0x7F, 0x08, 0x08, 0x08, 0x7F,// H 0x00, 0x00, 0x41, 0x7F, 0x41, 0x00,// I 0x00, 0x20, 0x40, 0x41, 0x3F, 0x01,// J 0x00, 0x7F, 0x08, 0x14, 0x22, 0x41,// K 0x00, 0x7F, 0x40, 0x40, 0x40, 0x40,// L 0x00, 0x7F, 0x02, 0x0C, 0x02, 0x7F,// M 0x00, 0x7F, 0x04, 0x08, 0x10, 0x7F,// N 0x00, 0x3E, 0x41, 0x41, 0x41, 0x3E,// O 0x00, 0x7F, 0x09, 0x09, 0x09, 0x06,// P 0x00, 0x3E, 0x41, 0x51, 0x21, 0x5E,// Q 0x00, 0x7F, 0x09, 0x19, 0x29, 0x46,// R 0x00, 0x46, 0x49, 0x49, 0x49, 0x31,// S 0x00, 0x01, 0x01, 0x7F, 0x01, 0x01,// T 0x00, 0x3F, 0x40, 0x40, 0x40, 0x3F,// U 0x00, 0x1F, 0x20, 0x40, 0x20, 0x1F,// V 0x00, 0x3F, 0x40, 0x38, 0x40, 0x3F,// W 0x00, 0x63, 0x14, 0x08, 0x14, 0x63,// X 0x00, 0x07, 0x08, 0x70, 0x08, 0x07,// Y 0x00, 0x61, 0x51, 0x49, 0x45, 0x43,// Z 0x00, 0x00, 0x7F, 0x41, 0x41, 0x00,// [ 0x00, 0x55, 0x2A, 0x55, 0x2A, 0x55,// 55 0x00, 0x00, 0x41, 0x41, 0x7F, 0x00,// ] 0x00, 0x04, 0x02, 0x01, 0x02, 0x04,// ^ 0x00, 0x40, 0x40, 0x40, 0x40, 0x40,// _ 0x00, 0x00, 0x01, 0x02, 0x04, 0x00,// ' 0x00, 0x20, 0x54, 0x54, 0x54, 0x78,// a 0x00, 0x7F, 0x48, 0x44, 0x44, 0x38,// b 0x00, 0x38, 0x44, 0x44, 0x44, 0x20,// c 0x00, 0x38, 0x44, 0x44, 0x48, 0x7F,// d 0x00, 0x38, 0x54, 0x54, 0x54, 0x18,// e 0x00, 0x08, 0x7E, 0x09, 0x01, 0x02,// f 0x00, 0x18, 0xA4, 0xA4, 0xA4, 0x7C,// g 0x00, 0x7F, 0x08, 0x04, 0x04, 0x78,// h 0x00, 0x00, 0x44, 0x7D, 0x40, 0x00,// i 0x00, 0x40, 0x80, 0x84, 0x7D, 0x00,// j 0x00, 0x7F, 0x10, 0x28, 0x44, 0x00,// k 0x00, 0x00, 0x41, 0x7F, 0x40, 0x00,// l 0x00, 0x7C, 0x04, 0x18, 0x04, 0x78,// m 0x00, 0x7C, 0x08, 0x04, 0x04, 0x78,// n 0x00, 0x38, 0x44, 0x44, 0x44, 0x38,// o 0x00, 0xFC, 0x24, 0x24, 0x24, 0x18,// p 0x00, 0x18, 0x24, 0x24, 0x18, 0xFC,// q 0x00, 0x7C, 0x08, 0x04, 0x04, 0x08,// r 0x00, 0x48, 0x54, 0x54, 0x54, 0x20,// s 0x00, 0x04, 0x3F, 0x44, 0x40, 0x20,// t 0x00, 0x3C, 0x40, 0x40, 0x20, 0x7C,// u 0x00, 0x1C, 0x20, 0x40, 0x20, 0x1C,// v 0x00, 0x3C, 0x40, 0x30, 0x40, 0x3C,// w 0x00, 0x44, 0x28, 0x10, 0x28, 0x44,// x 0x00, 0x1C, 0xA0, 0xA0, 0xA0, 0x7C,// y 0x00, 0x44, 0x64, 0x54, 0x4C, 0x44,// z 0x14, 0x14, 0x14, 0x14, 0x14, 0x14,// ~ }; unsigned char const F8X16[][16]=//8*16的点阵 { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,// 0 0x00,0x00,0x00,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x33,0x30,0x00,0x00,0x00,//! 1 0x00,0x10,0x0C,0x06,0x10,0x0C,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//" 2 0x40,0xC0,0x78,0x40,0xC0,0x78,0x40,0x00,0x04,0x3F,0x04,0x04,0x3F,0x04,0x04,0x00,//# 3 0x00,0x70,0x88,0xFC,0x08,0x30,0x00,0x00,0x00,0x18,0x20,0xFF,0x21,0x1E,0x00,0x00,//$ 4 0xF0,0x08,0xF0,0x00,0xE0,0x18,0x00,0x00,0x00,0x21,0x1C,0x03,0x1E,0x21,0x1E,0x00,//% 5 0x00,0xF0,0x08,0x88,0x70,0x00,0x00,0x00,0x1E,0x21,0x23,0x24,0x19,0x27,0x21,0x10,//& 6 0x10,0x16,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,//' 7 0x00,0x00,0x00,0xE0,0x18,0x04,0x02,0x00,0x00,0x00,0x00,0x07,0x18,0x20,0x40,0x00,//( 8 0x00,0x02,0x04,0x18,0xE0,0x00,0x00,0x00,0x00,0x40,0x20,0x18,0x07,0x00,0x00,0x00,//) 9 0x40,0x40,0x80,0xF0,0x80,0x40,0x40,0x00,0x02,0x02,0x01,0x0F,0x01,0x02,0x02,0x00,//* 10 0x00,0x00,0x00,0xF0,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x1F,0x01,0x01,0x01,0x00,//+ 11 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xB0,0x70,0x00,0x00,0x00,0x00,0x00,//, 12 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,//- 13 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,0x00,0x00,//. 14 0x00,0x00,0x00,0x00,0x80,0x60,0x18,0x04,0x00,0x60,0x18,0x06,0x01,0x00,0x00,0x00,/// 15 0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x0F,0x10,0x20,0x20,0x10,0x0F,0x00,//0 16 0x00,0x10,0x10,0xF8,0x00,0x00,0x00,0x00,0x00,0x20,0x20,0x3F,0x20,0x20,0x00,0x00,//1 17 0x00,0x70,0x08,0x08,0x08,0x88,0x70,0x00,0x00,0x30,0x28,0x24,0x22,0x21,0x30,0x00,//2 18 0x00,0x30,0x08,0x88,0x88,0x48,0x30,0x00,0x00,0x18,0x20,0x20,0x20,0x11,0x0E,0x00,//3 19 0x00,0x00,0xC0,0x20,0x10,0xF8,0x00,0x00,0x00,0x07,0x04,0x24,0x24,0x3F,0x24,0x00,//4 20 0x00,0xF8,0x08,0x88,0x88,0x08,0x08,0x00,0x00,0x19,0x21,0x20,0x20,0x11,0x0E,0x00,//5 21 0x00,0xE0,0x10,0x88,0x88,0x18,0x00,0x00,0x00,0x0F,0x11,0x20,0x20,0x11,0x0E,0x00,//6 22 0x00,0x38,0x08,0x08,0xC8,0x38,0x08,0x00,0x00,0x00,0x00,0x3F,0x00,0x00,0x00,0x00,//7 23 0x00,0x70,0x88,0x08,0x08,0x88,0x70,0x00,0x00,0x1C,0x22,0x21,0x21,0x22,0x1C,0x00,//8 24 0x00,0xE0,0x10,0x08,0x08,0x10,0xE0,0x00,0x00,0x00,0x31,0x22,0x22,0x11,0x0F,0x00,//9 25 0x00,0x00,0x00,0xC0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x30,0x30,0x00,0x00,0x00,//: 26
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