LM3S811 12864液晶显示程序

nwx8899 | 2012-02-22 20:42:46 阅读：2230

自己的第一个简单程序（关于12864液晶的串行显示）。
//包含头文件
#include "hw_ints.h"
#include "hw_memmap.h"
#include "hw_types.h"
#include "gpio.h"
#include "sysctl.h"
#include "cpu.h"
#include "interrupt.h"
#include "hw_timer.h"
#include "debug.h"
#ifndef uchar
#define uint unsigned int
#define uchar unsigned char
#endif

//定义接口

#define CS GPIO_PIN_3 //PD0 PWMO PD1 PWM1

#define SID GPIO_PIN_2

#define SCLK GPIO_PIN_4

uchar image[]={

0x02,0x08,0x00,0x08,0x00,0x00,0x04,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0xD0,0x06,0x04,0x08,0x03,0x02,0x00,0x38,0x80,0x00,0x00,0x00,0x00,0x00,0x00,

0x41,0x00,0x09,0x43,0x00,0x04,0xA1,0x80,0x41,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,

0x42,0x00,0x29,0x00,0x00,0x14,0x80,0x00,0x8E,0x00,0xE7,0x00,0x00,0x00,0x00,0x00,

0x32,0x88,0x29,0x30,0x04,0x14,0x98,0x00,0x70,0x00,0x1C,0x80,0x00,0x00,0x00,0x00,

0x0C,0x00,0x16,0x48,0x00,0x0B,0x24,0x00,0x20,0x00,0x08,0x60,0x00,0x00,0x00,0x00,

0x00,0x20,0x4D,0x80,0x00,0x26,0xC0,0x00,0x40,0x00,0x08,0x10,0x00,0x00,0x00,0x00,

0x40,0x20,0x00,0x10,0x00,0x00,0x08,0x00,0x4C,0x00,0x08,0x10,0x00,0x00,0x00,0x00,

0x04,0x24,0x00,0x00,0x00,0x00,0x00,0x00,0x90,0x00,0x08,0x20,0x00,0x00,0x00,0x00,

0x00,0x20,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x08,0x09,0xC0,0x00,0x00,0x00,0x00,

0x18,0x10,0x00,0x00,0x00,0x00,0x00,0x01,0x00,0x04,0x00,0x40,0x00,0x00,0x00,0x00,

0x25,0x3F,0xC3,0xFE,0x3F,0xE0,0x00,0x01,0x10,0x04,0x00,0x40,0x00,0x00,0x00,0x00,

0xA4,0x08,0x40,0x20,0x00,0x41,0x80,0x01,0x10,0x00,0x00,0x20,0x00,0x00,0x00,0x00,

0xA4,0xC8,0x47,0xFF,0x00,0x83,0xC0,0x01,0x00,0x40,0x00,0x20,0x00,0x00,0x00,0x00,

0x59,0x28,0x40,0x20,0x03,0x03,0xC0,0x02,0x00,0x40,0x00,0x20,0x00,0x00,0x00,0x00,

0x36,0x08,0x81,0xFC,0x02,0x03,0xC0,0x02,0xF0,0x40,0x10,0x20,0x00,0x00,0x00,0x00,

0x00,0x44,0x81,0x24,0x02,0x01,0x80,0x05,0x0C,0x04,0x10,0x20,0x00,0x00,0x00,0x00,

0x00,0x05,0x01,0xFC,0x02,0x01,0x80,0x05,0x42,0x00,0x14,0x40,0x00,0x00,0x00,0x00,

0x00,0x02,0x01,0x24,0x02,0x00,0x00,0x05,0x51,0x00,0x1C,0x40,0x00,0x00,0x00,0x00,

0x00,0x05,0x03,0xFE,0x02,0x01,0x80,0x04,0x91,0x03,0xC0,0x40,0x00,0x00,0x00,0x00,

0x00,0x18,0xC0,0x20,0x02,0x01,0x80,0x04,0x61,0x00,0x00,0x40,0x00,0x00,0x00,0x00,

0x02,0x60,0x37,0xFF,0x0E,0x00,0x00,0x04,0x1E,0x00,0x00,0x80,0x00,0x00,0x00,0x00,

0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x00,0x80,0x00,0x00,0x00,0x00,

0x40,0x7F,0xF4,0x0A,0x3B,0xF3,0xFE,0x01,0x01,0xF0,0x01,0x00,0x00,0x00,0x00,0x00,

0x38,0x05,0x02,0x0A,0x2A,0x90,0x04,0x00,0xC7,0xF8,0x02,0x00,0x00,0x00,0x00,0x00,

0x04,0x3F,0xE2,0xFF,0x2A,0x90,0x08,0x00,0x70,0xF8,0x04,0x00,0x00,0x00,0x00,0x00,

0x20,0x25,0x20,0x88,0x3A,0x90,0x30,0x00,0xC7,0x00,0x08,0x00,0x00,0x00,0x00,0x00,

0x00,0x3F,0xE2,0xF9,0x2B,0xF0,0x20,0x01,0x00,0x00,0xFE,0x00,0x00,0x00,0x00,0x00,

0x00,0x04,0x02,0x89,0x2A,0x00,0x20,0x02,0x20,0x00,0x01,0x00,0x00,0x00,0x00,0x00,

0x41,0x7F,0xF4,0xFA,0x3A,0x00,0x20,0x04,0x48,0x00,0x00,0x80,0x00,0x00,0x00,0x00,

0x18,0x08,0x84,0xD4,0x2A,0x00,0x20,0x08,0x80,0x08,0x00,0x80,0x00,0x00,0x00,0x00,

0x20,0x1D,0x05,0x75,0x2A,0x10,0x20,0x09,0x00,0x00,0x00,0x40,0x00,0x00,0x00,0x00,

0x40,0x03,0x85,0x4B,0x4A,0x10,0x20,0x12,0x30,0x00,0x80,0x40,0x00,0x00,0x00,0x00,

0x50,0x7C,0x62,0x11,0x5B,0xF0,0xE0,0x13,0x8F,0xC0,0x80,0x20,0x00,0x00,0x00,0x00,

0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x14,0x78,0x3F,0x00,0x20,0x00,0x00,0x00,0x00,

0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x20,0x03,0xC0,0x80,0x20,0x00,0x00,0x00,0x00,

0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x28,0x00,0x0F,0x80,0x20,0x00,0x00,0x00,0x00,

0x84,0x80,0x00,0x1C,0x08,0x0E,0x04,0x28,0x00,0x00,0x40,0x20,0x00,0x00,0x00,0x00,

0x04,0x1C,0x08,0x22,0x00,0x11,0x00,0x18,0x00,0x00,0x20,0x20,0x00,0x00,0x00,0x00,

0x02,0x22,0x00,0x21,0x00,0x10,0x80,0x08,0x00,0x00,0x20,0x20,0x00,0x00,0x00,0x00,

0xA1,0xA1,0x00,0x24,0xE0,0x12,0x70,0x10,0x00,0x00,0x30,0x20,0x00,0x00,0x00,0x00,

0x80,0x24,0xE0,0x18,0x10,0x0C,0x08,0x10,0x00,0x00,0x28,0x20,0x00,0x00,0x00,0x00,

0x98,0x18,0x10,0x00,0x80,0x80,0x40,0x10,0x08,0x00,0x25,0xE0,0x00,0x00,0x00,0x00,

0x24,0x00,0x81,0x00,0x00,0x80,0x00,0x1A,0x08,0x00,0x22,0x20,0x00,0x00,0x00,0x00,

0xC1,0x00,0x00,0x00,0x00,0x00,0x00,0x1D,0x46,0x00,0x22,0xA0,0x00,0x00,0x00,0x00,

0x08,0x00,0x00,0x01,0x04,0x00,0x82,0x0F,0x93,0x40,0x21,0x40,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00

}；

void delay(uint t)

{

uint i,j;

for(i=0; i<t; i++)

for(j=0; j<10; j++);

}

//发送一个字节

/********************************************************************

* 名称 : sendbyte()

* 功能 : 按照液晶的串口通信协议，发送数据

* 输入 : zdata

* 输出 : 无

***********************************************************************/

void sendbyte(uchar zdata)

{

uint i;

for(i=0;i<8;i++)

{

if((zdata<<=i)&0x80)

{

GPIOPinWrite(GPIO_PORTD_BASE,SID,SID);

}

else

{

GPIOPinWrite(GPIO_PORTD_BASE,SID,~SID);

}

delay(1);

GPIOPinWrite(GPIO_PORTD_BASE,SCLK,SCLK);

GPIOPinWrite(GPIO_PORTD_BASE,SCLK,~SCLK);

delay(1);

}

//写数据或命令

void write(uchar dat,uchar cmd)

{
uchar temp,com;

GPIOPinWrite(GPIO_PORTD_BASE,CS,CS)
;

delay(2);

if(cmd==0)

com=0xF8;

else

com=0xFA;

sendbyte(com);

temp=dat&0xf0;

sendbyte(temp);

temp=((dat&0XF0)<<4)&0xf0;

sendbyte(temp);

delay(20);

GPIOPinWrite(GPIO_PORTD_BASE,CS,~CS) ;

}

//设置坐标

void setxy(uchar x,uchar y)

{

switch(y)

{

case 0:write(0x80+x,0);break;

case 1:write(0x88+x,0);break;

case 2:write(0x90+x,0);break;

case 3:write(0x98+x,0);break;

default: break;

}

//写字串

void writestr(uchar x,uchar y,uchar *str)

{

uchar lcdtemp;

setxy(x,y);

lcdtemp=*str;

while(lcdtemp!= 0)

{

write(lcdtemp,1);

lcdtemp=*(++str);

}

//画图

void photodisplay(uchar *bmp)

{

uchar i,j;

write(0x34,0); //写数据时,关闭图形显示

for(i=0;i<32;i++)

{

write(0x80+i,0); //先写入水平坐标值

write(0x80,0); //写入垂直坐标值

for(j=0;j<16;j++) //再写入两个8位元的数据

write(*bmp++,1);

delay(1);

}

for(i=0;i<32;i++)

{

write(0x80+i,0);

write(0x88,0);

for(j=0;j<16;j++)

write(*bmp++,1);

delay(1);

}

write(0x36,0); //写完数据,开图形显示

}

//初始化液晶

/********************************************************************

* 名称 : lcdinit()

* 功能 : 初始化函数

* 输入 : cmdcode

* 输出 : 无

***********************************************************************/

void lcdinit()

{

GPIOPinWrite(GPIO_PORTD_BASE,CS,CS)
;

delay(100);

write(0x30,0);

delay(50);

write(0x0c,0);

delay(50);

write(0x06,0);

delay(50);

write(0x01,0);

delay(50);

}

//主函数

int main()

{
SysCtlClockSet(SYSCTL_SYSDIV_1 | SYSCTL_USE_OSC | SYSCTL_OSC_MAIN

|
SYSCTL_XTAL_6MHZ);

SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOD);

GPIODirModeSet(GPIO_PORTD_BASE,CS|SID|SCLK,GPIO_DIR_MODE_OUT);

delay(100);

lcdinit();

delay(100);

photodisplay(image) ;//显示图片

writestr(0,3,"感谢21 ! !");

while(1);

}

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