📄 12864液晶.c

📁 这些是自己大学里认为非常宝贵的AVR程序
💻 C
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/*****************************************************************************
程 序 名：51AVR实验板配套程序 － 12864LCM（ST7920）液晶模块显示
开发环境：Keil
编 写 者：www.01mcu.net
功能简述：在12864液晶上显示图像、字符、动画
硬件说明：使用到P1、部分P2脚;
          将液晶插装在LCD1插座上，液晶1脚对齐实验板“1PIN”;
          将J1两跳线帽移到12864侧，R1为灰度调节电位器；
          晶体为12MHz
其它说明：关于液晶其它详情，请参阅实验目录下的器件手册
完成日期：2008.06.23
******************************************************************************/

#include <reg51.h>
#include <intrins.h>
/*定义管脚*/
sbit RS = P2^0;
sbit RW = P2^1;
sbit E = P2^2;
sbit RES = P2^6;
#define Lcd_Bus P1         //MCU P1<------> LCM
#define FIRST_ADDR 0       //定义字符/汉字显示起始位置

unsigned char code zk[]={
0x08,0x20,0x1c,0x10,0x1c,0x1c,0xff,0x9e,0x7f,0x1e,0x1c,0x1f,0x3e,0x1f,0x3e,0x1f,
0x77,0x1f,0x41,0x3f,0x00,0x7e,0x00,0xfe,0x83,0xfc,0x7f,0xf8,0x3f,0xf0,0x0f,0xc0,
};

unsigned char code BMP1[]={
/*--  一幅图像 KISS- 正向去模，字节正序*/ 
/*--  宽度x高度=128x64  --*/

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0xFF,0xFF,0xFF,0x9F,0x00,0x00,0x0F,0x0E,0x00,0x00,0x00,0x00,0x19,0xFF,0xFF,0xFF,
0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0xBF,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x1F,0xFD,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0xFF,0xFF,0xF3,0xE0,0x00,0x00,0x1F,0xFD,0x80,0x00,0x00,0x00,0x00,0x3F,0xFF,0xFF,
0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0xFA,0x00,0x00,0x00,0x00,0x01,0x80,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x07,0xF4,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0xFF,0xFF,0xF0,0x00,0x00,0x00,0x03,0xF8,0x01,0xFF,0xFF,0xE0,0x00,0x07,0xFF,0xFF,
0x00,0x00,0x00,0x0F,0xFF,0xFC,0x00,0xF0,0x3F,0xFF,0xFF,0xFE,0x00,0x30,0x00,0x00,
0x00,0x00,0x00,0x7F,0xFF,0xFF,0x80,0x41,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,0x00,
0xFF,0xFF,0x01,0xFF,0xFF,0xFF,0xF0,0x02,0x7F,0xFF,0xFF,0xFF,0xE0,0x03,0xFF,0xFF,
0x00,0x00,0x03,0xFF,0xFF,0xFF,0xF8,0x04,0x3F,0xFF,0xFF,0xFF,0xF0,0x00,0x00,0x00,
0x00,0x00,0x1F,0xFF,0xFF,0xFF,0xFC,0x08,0x73,0xFF,0xFF,0xFF,0xF8,0x00,0x00,0x00,
0xFF,0xE4,0x3F,0x7F,0xFF,0xFF,0xFF,0x30,0x2F,0xFF,0xFF,0xFF,0xFE,0x00,0x7F,0xFF,
0x00,0x00,0xFE,0x9F,0xFF,0xFF,0xFF,0xB0,0x1D,0xFF,0xFF,0xFF,0x3F,0x00,0x00,0x00,
0x00,0x00,0xFF,0x7F,0xFF,0xFF,0xFF,0xC2,0x23,0x3F,0xFF,0xFE,0x1F,0x80,0x00,0x00,
0xFF,0xE1,0xFF,0xFF,0xFF,0xFF,0xFC,0xC5,0x92,0xFF,0xB7,0xB8,0xC9,0x80,0x7F,0xFF,
0x00,0x03,0xFF,0xFF,0xFF,0xFF,0xFC,0x4F,0xEF,0x3F,0xC8,0x1A,0x20,0xC0,0x00,0x00,
0x00,0x03,0xFF,0xFF,0xFF,0xFF,0xF8,0x7F,0xFF,0xFF,0x75,0x86,0xF6,0xC0,0x00,0x00,
0xFF,0x03,0xEF,0x9F,0xFB,0xFF,0xF8,0x7F,0xFF,0xFF,0xFB,0xDF,0xFE,0xC0,0x7F,0xFF,
0x00,0x07,0xDE,0x7F,0xC7,0xFF,0xF0,0x7E,0x7F,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,
0x00,0x07,0x1C,0xF7,0x9F,0xDF,0xF0,0x7E,0x7F,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,
0xFC,0x07,0x00,0x8C,0x1F,0xBF,0xE7,0x3C,0x3F,0xFF,0xFF,0xFF,0xFF,0xC0,0x7F,0xFF,
0x00,0x07,0x00,0x08,0x1C,0x3F,0x88,0x3C,0x7F,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,
0x00,0x06,0x0C,0x08,0x98,0x7F,0x80,0x0D,0x9F,0xFF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,
0xFC,0x06,0x1C,0xE3,0x99,0xFF,0x00,0x0C,0x0F,0xFF,0xFF,0xFF,0xFF,0xC0,0x5F,0xFF,
0x00,0x06,0xF1,0xE3,0x83,0xFE,0x00,0x08,0x03,0xDF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,
0x00,0x06,0xF1,0xF7,0xC7,0xFE,0x00,0x08,0x01,0xCF,0xFF,0xFF,0xFF,0xC0,0x00,0x00,
0xFC,0x06,0xF3,0xF7,0xC7,0xFC,0x03,0x08,0x00,0x01,0xFF,0xFF,0xFF,0xC0,0xBF,0xFF,
0x00,0x07,0xF3,0xFF,0xE7,0xF0,0x03,0x09,0x80,0x00,0xFF,0xFF,0xFF,0xC0,0x00,0x00,
0x00,0x07,0xFF,0xFF,0xFF,0xE0,0x03,0x09,0x80,0x00,0x3F,0xFF,0xFF,0x80,0x00,0x00,
0xFC,0x07,0xFF,0xFF,0xFF,0xC0,0x03,0x09,0x80,0x00,0x0F,0xFF,0xFF,0x83,0xFF,0xFF,
0x00,0x07,0xFF,0xE0,0xFE,0x00,0x03,0x09,0x80,0x00,0x07,0xFF,0xFF,0x80,0x00,0x00,
0x00,0x07,0xFF,0x80,0x7C,0x00,0x07,0xB1,0x80,0x00,0x07,0x83,0xFF,0x00,0x00,0x00,
0xFF,0x07,0xFF,0x0C,0x00,0x00,0x7F,0xB3,0xC0,0x00,0x06,0x01,0xFE,0x03,0xFF,0xFF,
0x00,0x07,0xFF,0x03,0x00,0x00,0x1F,0x43,0xFC,0x00,0x06,0x38,0xFE,0x00,0x00,0x00,
0x00,0x07,0xFF,0x03,0x00,0x00,0x00,0x81,0xF0,0x00,0x04,0x40,0xF8,0x00,0x00,0x00,
0xFC,0x87,0xFF,0x00,0x00,0x00,0x00,0x80,0x00,0x00,0x04,0x40,0xF0,0x07,0xFF,0xFF,
0x00,0x07,0xFF,0x80,0x00,0x2C,0x00,0x80,0x00,0x00,0x00,0x00,0xE0,0x00,0x00,0x00,
0x00,0x07,0xFF,0x80,0x00,0x52,0x00,0x40,0x00,0x00,0x00,0x01,0xE0,0x00,0x00,0x00,
0xFF,0x83,0xFF,0xF0,0x80,0x2C,0x00,0x40,0x00,0x00,0x00,0x01,0xC0,0x7F,0xFF,0xFF,
0x00,0x03,0xFF,0xFF,0x80,0x00,0x00,0x30,0x00,0x00,0x01,0x86,0x00,0x00,0x00,0x00,
0x00,0x03,0xFF,0xFF,0x80,0x00,0x00,0x38,0x00,0x00,0x01,0xF8,0x00,0x00,0x00,0x00,
0xFF,0xA3,0xFF,0xFF,0x80,0x00,0x00,0x44,0x00,0x00,0x01,0xFF,0x00,0x7F,0xFF,0xFF,
0x00,0x03,0xFF,0xFF,0x80,0x00,0x03,0x82,0x00,0x00,0x01,0xC0,0xC0,0x00,0x00,0x00,
0x00,0x03,0xFF,0xFF,0x80,0x00,0x1C,0x01,0xC0,0x00,0x00,0x78,0xC0,0x00,0x00,0x00,
0xFF,0x81,0xFF,0xFF,0xC0,0x3F,0xE0,0x00,0x3C,0x00,0x07,0x80,0x20,0x7F,0xFF,0xFF,
0x00,0x01,0xFF,0xFF,0xE0,0x40,0x00,0x00,0x03,0xFE,0x78,0x00,0x20,0x00,0x00,0x00,
0x00,0x01,0xFF,0xFF,0xF8,0x40,0x00,0x00,0x00,0x21,0x80,0x00,0x10,0x00,0x00,0x00,
0xFF,0xC1,0xFF,0xFF,0xFC,0x40,0x00,0x00,0x00,0x2E,0x00,0x00,0x10,0x4F,0xFF,0xFF,
0x00,0x01,0xFF,0xFF,0xFE,0x20,0x00,0x00,0x00,0x30,0x00,0x00,0x30,0x00,0x00,0x00,
0x00,0x00,0xFF,0xFF,0xFF,0xA0,0x00,0x00,0x00,0xC0,0x00,0x01,0xF8,0x00,0x00,0x00,
0xFF,0xE0,0xFF,0xFF,0xFB,0xE0,0x00,0x00,0x00,0xC0,0x00,0x03,0xFE,0x07,0xFF,0xFF,
0x00,0x00,0xFF,0xFF,0xFD,0xE0,0x00,0x00,0x00,0xC0,0x00,0x1F,0xFF,0x00,0x00,0x00,
0x00,0x00,0xFF,0xFF,0xFE,0x70,0x00,0x00,0x01,0xE0,0x00,0x3F,0xFF,0x80,0x00,0x00,
0xFF,0xC0,0xFF,0xFF,0xFF,0xB0,0x00,0x00,0x01,0xE0,0x00,0x7F,0xFF,0xC0,0x3F,0xFF,
0x00,0x00,0xFF,0xFF,0xFF,0xDC,0x00,0x00,0x03,0xF7,0x81,0xFF,0xFF,0xF0,0x00,0x00,
0x00,0x01,0xFF,0x80,0x7F,0xDC,0x00,0x00,0x0F,0xFF,0xC3,0xFF,0xFF,0xF8,0x00,0x00,
0xFF,0x01,0xFF,0x00,0x1F,0xEE,0x00,0x00,0x13,0xFF,0xF7,0xFF,0xFF,0xFC,0x07,0xFF,
0x00,0x01,0xFE,0x00,0x07,0xEF,0x00,0x00,0x1F,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,
0x00,0x01,0xFC,0x00,0x03,0xF3,0x00,0x00,0x13,0xFF,0xBF,0xFF,0xFF,0xFF,0x80,0x00,
0xFF,0x01,0xFC,0x00,0x01,0xF3,0x80,0x00,0x1F,0xFF,0xBF,0xFF,0xFF,0xFF,0x83,0xFF,
0x00,0x01,0xF0,0x00,0x01,0xFD,0x80,0x00,0x0F,0xFF,0x7F,0xFF,0xFF,0xFF,0xC0,0x00,
0x00,0x03,0xF0,0x00,0x00,0x72,0xE0,0x00,0x03,0xFE,0xFF,0xFF,0xFF,0xFF,0xC0,0x00

};  

unsigned char code BMP[]={
//一幅图像 01mcu站点- 正向去模，字节正序
/*--  宽度x高度=128x64  --*/
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,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x20,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0x00,0x00,0x40,0x08,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x00,0x40,0x08,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x00,0x40,0x38,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10,0x00,0x00,0x60,0x00,0x06,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x00,0x01,0x80,0x00,0x38,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x06,0x03,0xC0,0x00,0x03,0xC0,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x1C,0x38,0x00,0x1C,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x04,0x00,0xE0,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0x02,0x03,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0E,0x00,0x00,0x80,0x01,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0xF0,0x01,0x00,0x00,0x80,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x01,0x00,0x00,0x80,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xE1,0x00,0x00,0x80,0x00,0x00,0x00,
0x00,0x00,0x0F,0x80,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x40,0x00,0x00,0x00,
0x00,0x00,0x18,0xC0,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x40,0x00,0x00,0x00,
0x00,0x00,0x10,0x40,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x41,0xC0,0x00,0x00,
0x00,0x00,0x30,0x60,0x3F,0xC0,0x00,0x00,0x00,0x02,0x00,0x00,0x40,0x3E,0x00,0x00,
0x00,0x00,0x20,0x23,0xC0,0x60,0x00,0x00,0x00,0x61,0x00,0x00,0x80,0x01,0xC0,0x00,
0x00,0x00,0x40,0x3C,0x00,0x18,0x00,0xC0,0x07,0xC1,0x00,0x00,0x80,0x00,0x00,0x00,
0x00,0x00,0x40,0x18,0x00,0x04,0x01,0xA0,0x1C,0x01,0x00,0x00,0x80,0x00,0x00,0x00,
0x00,0x00,0x40,0x08,0x00,0x06,0x02,0x1C,0x00,0x00,0x80,0x01,0x00,0x00,0x00,0x00,
0x00,0x00,0xC0,0x08,0x00,0x01,0x8C,0x03,0x80,0x00,0x40,0x02,0x00,0x00,0x00,0x00,
0x00,0x00,0x80,0x0C,0x00,0x00,0x58,0x00,0x60,0x06,0x20,0x04,0x20,0x00,0x00,0x00,
0x00,0x01,0x00,0x04,0x00,0x00,0x20,0x00,0x10,0x1C,0x1C,0x38,0x18,0x00,0x00,0x00,
0x00,0x01,0x00,0x06,0x00,0x00,0x30,0x00,0x08,0x30,0x03,0xC0,0x07,0x00,0x00,0x00,
0x00,0x01,0x00,0x02,0x00,0x00,0x18,0x00,0x04,0x60,0x00,0x00,0x01,0x80,0x00,0x00,
0x00,0x02,0x00,0x00,0x00,0x00,0x0C,0x00,0x03,0x00,0x00,0x00,0x00,0x40,0x00,0x00,
0x00,0x02,0x00,0x00,0x00,0x00,0x04,0x00,0x00,0x80,0x02,0x08,0x00,0x30,0x00,0x00,
0x00,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x02,0x08,0x00,0x18,0x00,0x00,
0x00,0x0C,0x00,0x00,0x7F,0xFC,0x00,0x00,0x00,0x20,0x02,0x04,0x00,0x00,0x00,0x00,
0x00,0x0C,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x18,0x02,0x04,0x00,0x00,0x00,0x00,
0x00,0x18,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x07,0xF2,0x02,0x00,0x00,0x00,0x00,
0x00,0x30,0x00,0x00,0x0F,0xFC,0x00,0x00,0x00,0x00,0x02,0x02,0x00,0x00,0x00,0x00,
0x00,0x60,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,
0x00,0x40,0x00,0x00,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x00,0x00,0x00,
0x01,0x80,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0xFF,0xE0,0x00,0x00,0x80,0x00,0x00,0x00,
0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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,
0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x1C,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x19,0x8C,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x30,0xCC,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0x00,
0x00,0x06,0x30,0x18,0xC0,0x63,0x30,0xCC,0x7B,0xC0,0x1E,0xF0,0x78,0x73,0xE0,0x00,
0x01,0xCE,0xF7,0x3B,0xDC,0xEF,0x30,0xCC,0xC6,0x27,0xCC,0x60,0x8C,0x88,0xC0,0x00,
0x00,0x84,0x62,0x11,0x88,0x46,0x30,0xCC,0x84,0x24,0x4C,0x60,0x8C,0x8C,0xC0,0x00,
0x00,0x84,0x62,0x11,0x88,0x46,0x30,0xCC,0x84,0x2C,0x0C,0x60,0x8D,0xFC,0xC0,0x00,
0x00,0x84,0x62,0x11,0x88,0x46,0x30,0xCC,0x84,0x2C,0x0C,0x60,0x8C,0x80,0xC0,0x00,
0x00,0x84,0x62,0x11,0x88,0x46,0xD9,0x8C,0x84,0x26,0x0C,0x6C,0x8C,0xC0,0xC0,0x00,
0x00,0x7B,0xC1,0xEF,0x07,0xBC,0xCF,0x1F,0xCE,0x73,0xC7,0xCD,0xDE,0x71,0xE0,0x00,
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,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};

/*------------------检查忙位-----------------------------*/
void chk_busy()
{  RS=0;
   RW=1;
   E=1;
   Lcd_Bus=0xff;
   while((Lcd_Bus&0x80)==0x80);
   E=0;
}
/*------------------延时子程序-----------------------------*/
void delay(unsigned int t)
{  unsigned int i,j;
   for(i=0;i<t;i++)
      for(j=0;j<10;j++);
}
/*------------------写命令到LCD------------------------------*/
void write_com(unsigned char cmdcode)
{
	chk_busy();
	RS=0;
	RW=0;
	E=1;
	Lcd_Bus=cmdcode;
	delay(5);////////////////////在数据写入的时候加入适当的延时
	E=0;
	delay(5);
}
/*-------------------写数据到LCD----------------------------*/
void write_data(unsigned char Dispdata)
{
	chk_busy();
	RS=1;
	RW=0;
	E=1;
	Lcd_Bus=Dispdata;
	delay(5);///////////////////在数据写入的时候加入适当的延时
	E=0;
	delay(5);
}
/*------------------初始化LCD屏--------------------------*/
void lcdreset()
{  delay(2000);
   write_com(0x30);
   delay(10);             //选择基本指令集
   write_com(0x30);       //选择8bit数据流
   delay(5);
   write_com(0x0c);       //开显示(无游标、不反白)
   delay(10);
   write_com(0x01);       //清除显示，并且设定地址指针为00H
   delay(500);
   write_com(0x06);       //指定在资料的读取及写入时，设定游标的移动方向及指定显示的移位
   delay(0);
}
/*------------------自定义一个字符代码(一个星星和月亮)--------------------------*/
void CGRAM()
{ int i;
     write_com(0x30);  
     write_com(0x40);
     for(i=0;i<16;i++)
     {write_data(zk[i*2]);
      write_data(zk[i*2+1]);
      }
}      
/*------------------显示字符串--------------------------*/
void hzkdis(unsigned char code *s)
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