標(biāo)題:
12864液晶的IIC(串行)連接代碼
[打印本頁(yè)]
作者:
sfvx
時(shí)間:
2018-11-18 20:22
標(biāo)題:
12864液晶的IIC(串行)連接代碼
51與12864液晶屏IIC的連接方式
IIC數(shù)據(jù)接口連接
CS ————————>RS
SID ————————>RW
SCLK ————————>EN
PSB ————————>PSB
RESET ————————>RESET
單片機(jī)源程序如下:
/********************************************************************
* *
* TX-51STAR單片機(jī)開(kāi)發(fā)系統(tǒng)演示程序 -12864 圖片與文字顯示 *
* *
* ST7920控制芯片(漢字庫(kù)),串口模式。 *
* *
* 工作芯片:STC89C516 晶振頻率:11.0592MHz *
* *
/*******************************************************************/
#include <reg51.h>
#include <intrins.h>
#define uchar unsigned char
#define uint unsigned int
/********** 12864LCD引腳定義 **********/
sbit CS = P3^5; //片選 高電平有效 單片LCD使用時(shí)可固定高電平
sbit SID = P3^6; //數(shù)據(jù)
sbit SCLK = P3^4; //時(shí)鐘
sbit PSB = P3^7; //低電平時(shí)表示用串口驅(qū)動(dòng),可固定低電平
//sbit RESET = P2^5; //LCD復(fù)位,LCD模塊自帶復(fù)位電路?刹唤
/*********************************************************/
uchar code DIS1[] = {" 天祥電子 "};
uchar code DIS2[] = {"TX51STAR實(shí)驗(yàn)箱 "};
uchar code DIS3[] = {"wwwtx-powercom"};
uchar code DIS4[] = {"TEL:045187572303"};
uchar code Photo1[] ={
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,
0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,
0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x02,
0x10,0x04,0x00,0x40,0xF1,0x02,0x10,0x01,
0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x02,
0xFE,0x0A,0x07,0xFE,0x11,0x07,0xBE,0x01,
0x83,0xED,0x80,0xF8,0x87,0xBE,0x23,0xC4,
0x82,0x11,0x04,0x02,0x52,0x89,0x48,0x01,
0x82,0xA5,0x00,0x81,0x88,0xAA,0x21,0x29,
0x7C,0x20,0x89,0x24,0x54,0x42,0x00,0x01,
0x80,0x85,0x00,0x80,0x88,0x08,0x31,0x2E,
0x00,0xDF,0x60,0xA0,0x5B,0xA2,0x7C,0x01,
0x80,0x82,0x3E,0xF0,0x86,0x08,0x51,0xC2,
0xFE,0x00,0x02,0x20,0xF0,0x0F,0xC4,0x01,
0x80,0x82,0x00,0x08,0x81,0x08,0x51,0x45,
0x10,0x00,0x01,0x20,0x15,0x42,0x7C,0x01,
0x80,0x85,0x00,0x08,0x80,0x88,0x79,0x2E,
0x58,0x3F,0x8F,0xFE,0x35,0x47,0x44,0x01,
0x80,0x85,0x00,0x88,0x88,0x88,0x49,0x21,
0x54,0x20,0x80,0x50,0xD5,0x4A,0x7C,0x01,
0x81,0xCD,0x80,0x71,0xCF,0x1C,0xCF,0xBE,
0x92,0x20,0x80,0x88,0x10,0x82,0x44,0x01,
0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x01,
0x30,0x3F,0x87,0x04,0x6F,0xE2,0x7C,0x01,
0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,
0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,
0x80,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xFB,0x7C,0x00,0x70,0x38,
0x77,0xFA,0xBF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xFA,0xFF,0xD7,0xF7,0xBF,
0x40,0x86,0xDF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xF6,0x06,0x00,0xF0,0x3B,
0x5E,0xF6,0xFF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xE5,0xF6,0xD6,0xF7,0xBB,
0x40,0x80,0x0F,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xD3,0xBE,0x00,0xF0,0x3B,
0x5F,0xF6,0xFF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xF6,0xAF,0xDF,0xFF,0xF8,
0x40,0xF4,0xDF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xF6,0xAC,0x00,0x00,0x0F,
0x4A,0xE2,0xBF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xF5,0xB7,0xBB,0xED,0xFE,
0x40,0x97,0x7F,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xF3,0xB7,0x17,0xE4,0x19,
0x2A,0xF6,0x6F,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xF7,0xBF,0xE3,0xD9,0xFF,
0x6A,0xF1,0xAD,0xEF,0xBE,0xF7,0xE0,0x01,
0x80,0x03,0xFF,0xF6,0x3C,0x1C,0xBC,0x0C,
0x7C,0xC7,0xCF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xE0,0x01,
0x80,0x03,0xAB,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0x87,0xFF,0xF7,0xFF,0xE0,0x01,
0x80,0x03,0xC7,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0x80,0xFF,0x73,0xFF,0xE0,0x01,
0x80,0x03,0x00,0xBF,0xFF,0xFF,0xCF,0xFF,
0xFF,0xFF,0xFE,0xF6,0x33,0xFF,0xE0,0x01,
0x80,0x03,0xC7,0xFF,0xFF,0xFF,0x1F,0xBF,
0xFF,0xF3,0xFE,0xE4,0x13,0xFF,0xE0,0x01,
0x80,0x03,0xA3,0xFF,0xFF,0xFC,0x1C,0x7D,
0xFF,0xFC,0xFF,0xC0,0x83,0xFF,0xE0,0x01,
0x80,0x03,0x6D,0xFF,0xFF,0xF0,0x30,0x71,
0xFD,0xFF,0x3F,0xB9,0xC7,0xFF,0xE0,0x01,
0x80,0x03,0xEF,0xDF,0x8F,0xE0,0x00,0x43,
0x7E,0x3F,0xCF,0xF9,0xF7,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xEF,0x07,0xC0,0x00,0x02,
0x5F,0x07,0xE3,0xFB,0xFF,0xBF,0xE0,0x01,
0x80,0x03,0xEF,0xAE,0x63,0x80,0x00,0xE4,
0x43,0xC0,0xF0,0xFF,0xFE,0xFF,0xE0,0x01,
0x80,0x03,0xFF,0xC6,0x93,0x80,0x00,0x10,
0x40,0x70,0x18,0x7E,0x3E,0x5F,0xE0,0x01,
0x80,0x03,0xFF,0x46,0x2B,0x00,0x00,0x00,
0xC0,0x00,0x04,0x3C,0x1E,0x3F,0xE0,0x01,
0x80,0x03,0xFF,0x82,0x28,0x00,0x00,0x00,
0xC0,0xE0,0x00,0x18,0xCC,0x6F,0xE0,0x01,
0x80,0x03,0xFE,0x81,0x10,0x00,0x00,0x01,
0x41,0x00,0x00,0x19,0x2C,0x5F,0xE0,0x01,
0x80,0x03,0xFF,0x01,0x80,0x00,0x3F,0x01,
0x20,0x00,0x00,0x0A,0x88,0x17,0xE0,0x01,
0x80,0x03,0xFD,0x01,0xC0,0x00,0xFF,0x82,
0x20,0x00,0x00,0x02,0x88,0x0F,0xE0,0x01,
0x80,0x03,0xFE,0x03,0xE0,0x00,0x03,0xC4,
0x10,0x1F,0x80,0x01,0x10,0x07,0xE0,0x01,
0x80,0x03,0xFA,0x07,0xA0,0x00,0x07,0x08,
0x11,0x3F,0xE0,0x00,0x3C,0x0F,0xE0,0x01,
0x80,0x03,0xFC,0x00,0x20,0x00,0x06,0x10,
0x08,0xF8,0x00,0x00,0x7E,0x0B,0xE0,0x01,
0x80,0x03,0xF4,0x00,0x40,0x00,0x02,0x20,
0x04,0x18,0x00,0x00,0x41,0x07,0xE0,0x01,
0x80,0x03,0xF8,0x07,0x80,0x04,0x4C,0x20,
0x02,0x1C,0x00,0x00,0x40,0x06,0xE0,0x01,
0x80,0x03,0xFC,0x18,0x80,0x02,0x20,0x40,
0x01,0x0C,0x00,0x00,0x40,0x04,0x60,0x01,
0x80,0x03,0xF4,0x28,0x40,0x05,0x10,0x40,
0x00,0x88,0x00,0x00,0x60,0x06,0xE0,0x01,
0x80,0x03,0xE0,0x44,0x40,0x02,0x00,0x40,
0x00,0x86,0x44,0x00,0x50,0x07,0xE0,0x01,
0x80,0x03,0xF0,0x42,0x21,0xC0,0x00,0x40,
0x00,0x40,0x88,0x0F,0x80,0x02,0xE0,0x01,
0x80,0x03,0xF8,0x82,0x11,0x30,0x00,0x80,
0x00,0x41,0x14,0x14,0xC4,0x03,0xE0,0x01,
0x80,0x03,0xD0,0x81,0x0E,0x2E,0x03,0x00,
0x00,0x40,0x08,0x22,0x22,0x02,0xE0,0x01,
0x80,0x03,0xF0,0x81,0x00,0x23,0xFC,0x00,
0x00,0x40,0x00,0x61,0x01,0x01,0xE0,0x01,
0x80,0x03,0xD8,0x81,0x00,0x22,0x00,0x00,
0x00,0x20,0x01,0xA1,0x00,0x03,0x60,0x01,
0x80,0x03,0xF0,0x81,0x00,0x22,0x00,0x00,
0x00,0x18,0x0E,0x40,0x80,0x81,0xA0,0x01,
0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF
};
/******************************************************************************/
uchar code Photo2[] ={
//海豚戲水
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x7F,0x00,0x00,0x00,0x03,0xFE,0x00,0x00,0x00,0x00,0x02,0x00,0x76,0x00,0x00,
0x00,0xC3,0xFF,0x00,0x00,0x3F,0xE7,0xE0,0x00,0x00,0x00,0x03,0x00,0xFF,0x80,0x00,
0x00,0x81,0xFF,0xFE,0x00,0x7C,0x03,0xF0,0x00,0x00,0x00,0x01,0xF7,0xCB,0xF8,0x00,
0x01,0x83,0xF8,0x7B,0x00,0x40,0x00,0x30,0x00,0x00,0x00,0x00,0x3F,0xC0,0xF8,0x00,
0x03,0x1E,0x3C,0x01,0x80,0x60,0x00,0x30,0x00,0x00,0x00,0x00,0x01,0x40,0x18,0x00,
0x03,0x30,0x0C,0x01,0xE0,0x6C,0x00,0x70,0x00,0x00,0x00,0x00,0x01,0x7C,0xCC,0x00,
0x03,0x24,0x6F,0x31,0x20,0x7C,0x40,0x60,0x00,0x00,0x00,0x00,0x01,0x97,0xFC,0x00,
0x01,0xBF,0xFB,0xF3,0xE0,0x3F,0xE7,0xC0,0x00,0x00,0x00,0x00,0x01,0xFB,0x1C,0x00,
0x00,0x9B,0xC2,0x1F,0x00,0x00,0x7F,0x80,0x00,0x00,0x00,0x00,0x00,0x0C,0xFE,0x00,
0x00,0xCC,0x36,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0xB8,0x00,
0x00,0x7E,0x7E,0x00,0x00,0x00,0x00,0x00,0x1F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x07,0xE0,0x00,0x00,0x00,0x00,0x00,0x3F,0xFF,0xFF,0x80,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x38,0x00,0xE0,0x03,0xFF,0xE0,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x1F,0x00,0x00,0x78,0x01,0xC0,0x00,0x00,0x70,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x20,0x80,0x00,0xF8,0x01,0x80,0x00,0x00,0x30,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x2E,0x80,0x00,0xD8,0x03,0x60,0x00,0x01,0xF8,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x2A,0x80,0x00,0x98,0x02,0x60,0x00,0x00,0xC0,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x2E,0x80,0x01,0x98,0x03,0xE0,0xC0,0x00,0x60,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x20,0x83,0xFF,0x8C,0x07,0xE1,0xC8,0x00,0x30,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x1F,0x7F,0x07,0x8C,0x0F,0xFF,0x8C,0x00,0x18,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0xB8,0x0F,0xCC,0x1F,0x83,0x8F,0x00,0x18,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x39,0xC0,0x38,0xFE,0x1E,0x00,0x8F,0xC0,0x0C,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x3B,0x80,0x70,0x1E,0x00,0x00,0xCC,0xF0,0x0C,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x76,0x00,0xC0,0x00,0x00,0x00,0x6E,0x3C,0x06,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x7E,0x01,0x80,0x00,0x00,0x00,0x3F,0x0E,0x06,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0xDC,0x03,0x00,0x00,0x00,0x00,0x1F,0x03,0x82,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0xD8,0x06,0x00,0x00,0x00,0x00,0x00,0x01,0xC2,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0xC0,0x0E,0x00,0x00,0x00,0x00,0x00,0x00,0xC2,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x80,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x62,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0xC0,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x66,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0xC0,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x26,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x80,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x6C,0x00,0x00,0x00,0x00,
0xFF,0xFF,0xFF,0x80,0x3F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xEF,0xFF,0xFF,0xFE,0x00,
0x00,0x00,0x01,0x80,0x30,0x00,0x00,0x00,0x00,0x00,0x3F,0xD8,0x00,0x00,0x00,0x00,
0x3E,0x00,0x01,0x80,0x60,0x00,0x00,0x00,0x07,0xE0,0x3D,0xF0,0x01,0xF0,0x0C,0x00,
0xFF,0x80,0x01,0x80,0x6C,0x00,0x00,0x00,0x3E,0xF0,0x2C,0x60,0x07,0xFF,0xFC,0x00,
0x81,0xF8,0x71,0x01,0xDC,0x03,0xFC,0x00,0xF3,0xFF,0x87,0xE0,0x06,0x07,0xE0,0x00,
0x00,0x3F,0xE1,0x03,0xFC,0x0F,0x1F,0x87,0xC2,0x00,0x04,0xE0,0x00,0x00,0x00,0x00,
0x00,0x00,0x03,0x00,0x0C,0x1C,0x03,0xFF,0x00,0x00,0x01,0xE0,0x7F,0x03,0xF0,0x00,
0x00,0x00,0x03,0x00,0x18,0x10,0x00,0x00,0x00,0x00,0x01,0xC1,0xF3,0xF7,0x3C,0x00,
0xFF,0xC0,0x0F,0x02,0x38,0x00,0x00,0x00,0x00,0x00,0x00,0x0F,0x80,0x7E,0x0E,0x00,
0xE1,0xFF,0xFF,0x03,0xF0,0x00,0x00,0x00,0x00,0x03,0xF8,0x7C,0x00,0x00,0x02,0x00,
0x00,0x01,0xE3,0x03,0xC0,0x00,0x03,0xFF,0x00,0x0F,0x1F,0xE0,0x00,0x00,0x00,0x00,
0x00,0x00,0x03,0x01,0x00,0x00,0x0F,0x03,0xF0,0x3C,0x00,0x00,0x00,0x00,0x00,0x00,
0x03,0xFC,0x03,0x01,0x0F,0x00,0x0C,0x00,0x7F,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,
0x0F,0x0F,0x8D,0x01,0x3F,0xE0,0x00,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x1C,0x01,0xFD,0x81,0x30,0x7C,0x03,0xC0,0xFE,0x00,0x00,0x00,0x04,0x00,0x00,0x00,
0x18,0x00,0x01,0xBF,0x00,0x0F,0xFF,0x07,0xC7,0xE0,0x00,0x00,0x1C,0x00,0x00,0x00,
0x00,0x00,0x00,0xFF,0x80,0x01,0xF8,0x3E,0x00,0x78,0x0F,0xF0,0x78,0x00,0x00,0x00,
0x00,0x0F,0x00,0x7F,0x83,0x80,0x3F,0xF1,0xF8,0x1E,0x1C,0x7F,0xE0,0x07,0xE0,0x00,
0x00,0x1F,0xE0,0x3F,0xDF,0xFE,0x00,0x07,0x9F,0x83,0xF0,0x00,0x00,0x1C,0x7C,0x00,
0x00,0x78,0x70,0x1F,0xD0,0x07,0xC0,0x3C,0x01,0xF8,0x03,0xC0,0x00,0x18,0x00,0x00,
0xFF,0xE0,0x1F,0x73,0xE0,0x00,0xFF,0xE0,0x00,0x1F,0xFF,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x07,0xE1,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x0F,0x80,0x00,0xE1,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x7F,0xE0,0x00,0x07,0x9E,0x00,0x7F,0xC0,0x60,0x0F,0xC0,0x0F,0x00,0x00,0x00,
0x00,0xE0,0x7C,0x00,0x03,0xF7,0xC7,0xE0,0xFF,0xE0,0x3F,0xFF,0xFC,0x00,0x00,0x00,
0x01,0xC0,0x0F,0x00,0x03,0xBD,0xFE,0xFC,0x00,0x00,0xF0,0x1F,0xF0,0x00,0xC6,0x00,
};
/********************************************************
* *
* 延時(shí)t毫秒 *
* 11.0592MHz時(shí)鐘,延時(shí)約1ms *
* *
********************************************************/
void delay(uint t)
{
uchar k;
while(t--)
{
for(k=0; k<125; k++)
{ }
}
}
/*********************************************************
* *
* 延時(shí)函數(shù) 200us *
* *
*********************************************************/
void delay_lcd(int ms)
{
uchar t;
while(ms--)
{
for(t=0; t<20; t++) ;
}
}
/*********************************************************
* *
* 發(fā)送一個(gè)字節(jié) *
* *
*********************************************************/
void sendbyte(uchar bbyte)
{
uchar i;
for(i=0;i<8;i++)
{
SID=bbyte&0x80; //取出最高位
SCLK=1;
_nop_();
_nop_();
SCLK=0;
bbyte<<=1; //左移
}
}
/*********************************************************
* *
* 寫指令或數(shù)據(jù)函數(shù) *
* *
*********************************************************/
void write(bit start, uchar ddata)
{
uchar start_data,Hdata,Ldata;
if(start==0) //11111,(0),(0),0
start_data=0xf8; //寫指令
else //11111,(0),(1),0
start_data=0xfa; //寫數(shù)據(jù)
Hdata=ddata&0xf0; //取高四位
Ldata=(ddata<<4)&0xf0; //取低四位
sendbyte(start_data); //發(fā)送起始信號(hào)
delay_lcd(1); //延時(shí)
sendbyte(Hdata); //發(fā)送高四位
delay_lcd(1); //延時(shí)
sendbyte(Ldata); //發(fā)送低四位
delay_lcd(1); //延時(shí)
}
/*********************************************************
* *
* 初始化LCD *
* *
*********************************************************/
void lcdinit()
{
delay_lcd(10); //延時(shí)等待LCM進(jìn)入工作狀態(tài)
PSB=0; ; //串口驅(qū)動(dòng)模式
// RESET=0;
delay_lcd(5);
// RESET=1; //復(fù)位LCD
CS=1; //片選 高電平有效
write(0,0x30); //基本指令操作
write(0,0x0c); //顯示打開(kāi),光標(biāo)關(guān),反白關(guān)
write(0,0x01); //清屏,將DDRAM的地址計(jì)數(shù)器歸零
write(0,0x06);
}
/*********************************************************
* *
* 圖形顯示 *
* *
*********************************************************/
void photodisplay(uchar *bmp)
{
uchar i,j;
write(0,0x34); //寫數(shù)據(jù)時(shí),關(guān)閉圖形顯示
for(i=0;i<32;i++)
{
write(0,0x80+i); //先寫入水平坐標(biāo)值
write(0,0x80); //寫入垂直坐標(biāo)值
for(j=0;j<16;j++) //再寫入兩個(gè)8位元的數(shù)據(jù)
write(1,*bmp++);
delay_lcd(1);
}
for(i=0;i<32;i++)
{
write(0,0x80+i);
write(0,0x88);
for(j=0;j<16;j++)
write(1,*bmp++);
delay_lcd(1);
}
write(0,0x36); //寫完數(shù)據(jù),開(kāi)圖形顯示
}
/*********************************************************
* *
* 主函數(shù) *
* *
*********************************************************/
void main()
{
uchar i;
lcdinit(); //初始化LCD
while(1)
{
photodisplay(Photo1); //顯示圖片1
delay(2000);
write(0,0x30); //基本指令操作
write(0,0x01); //清屏
photodisplay(Photo2); //顯示圖片2
delay(2000);
write(0,0x30); //基本指令操作
write(0,0x01); //清屏
write(0,0x80);
for(i=0;i<16;i++) write(1,DIS1[i]);
write(0,0x90);
for(i=0;i<16;i++) write(1,DIS2[i]);
write(0,0x88);
for(i=0;i<16;i++) write(1,DIS3[i]);
write(0,0x98);
for(i=0;i<16;i++) write(1,DIS4[i]);
delay(2000);
write(0,0x01); //清屏
}
}
/*********************************************************/
復(fù)制代碼
所有資料51hei提供下載:
112864液晶串行操作方式.zip
(36.55 KB, 下載次數(shù): 44)
2018-11-18 20:20 上傳
點(diǎn)擊文件名下載附件
12864 IIC連接
下載積分: 黑幣 -5
作者:
清澈
時(shí)間:
2018-11-28 22:19
沒(méi)有IIC總線通信液晶顯示的程序嗎?寫的這個(gè)是液晶串行的而已
作者:
冰冰潔潔
時(shí)間:
2018-11-28 22:52
這個(gè)不是IIC吧!我一驚喜,這就是個(gè)SPI三線連接,我上次看了過(guò)RS不要的2線屏,改了幾個(gè)程序能行,但好像不太穩(wěn)定,不過(guò)這個(gè)加上IIC轉(zhuǎn)換因該行,就像1602一樣,但好像還沒(méi)有人寫。。。。
作者:
zxy2266
時(shí)間:
2020-3-1 11:48
有人用PCF8576改并口屏的嗎?
歡迎光臨 (http://www.torrancerestoration.com/bbs/)
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