智能车制作

标题: 单片机超频80Mhz，在诺基亚lcd5110上显示汉字和数字。 [打印本页]

作者: 醉清风 时间: 2011-10-30 17:17
标题: 单片机超频80Mhz，在诺基亚lcd5110上显示汉字和数字。
一段程序，总体是有错误，提示不识别sbit。头都大了…

#include <hidef.h>    /* common defines and macros */
#include "derivative.h"    /* derivative-specific definitions */
#define uchar unsigned char
#define uint unsigned int

void delay_1ms(void);
void delay(uint );
void LCD_write_byte(unsigned char, unsigned char);
void LCD_init(void);
void LCD_set_XY(unsigned char, unsigned char);
void LCD_clear(void);
void LCD_write_char(unsigned char);
void LCD_write_hanzi(unsigned char, unsigned char,unsigned char);

//PB 口
sbit sce PORTB_PB0          //片选
sbit res PORTB_PB1       //复位,0复位
sbit dc  PORTB_PB2    //1写数据，0写指令
sbit sdin PORTB_PB5       //数据
sbit sclk PORTB_PB7       //时钟

void main(void)
{
  /* put your own code here */

unsigned char k;
res=0;
for(k=0;k<250;k++);
res=1;
LCD_init();                         //初始化LCD模块
LCD_clear();                         // 清屏幕

LCD_write_hanzi(1,0,0);
LCD_write_hanzi(3,0,1);
LCD_write_hanzi(5,0,2);
LCD_write_hanzi(7,0,3);

LCD_write_hanzi(1,2,4);
LCD_write_hanzi(4,2,5);
LCD_write_hanzi(7,2,6);


LCD_write_char(33);
LCD_write_char(34);
LCD_write_char(35);
LCD_write_char(36);
LCD_write_char(37);
LCD_write_char(38);
LCD_write_char(39);
LCD_write_char(40);
LCD_write_char(41);
LCD_write_char(1);
while(1)
   {
   }

}

void delay_1ms(void)             //  1 ms延时
{
unsigned int i;
for (i=0;i<500;i++);
}

void delay(uint t)                //延时 t ms
{
for (;t>0;t--)
delay_1ms();

}

void LCD_write_byte(uchar dt, uchar command)    //lcd显示函数开始    使用SPI接口写数据到LCD
{
uchar i;

sce=0;                                  //片选有效，允许输入数据
dc=command;                            //模式选择 0，写命令；1.写数据
for(i=0;i<8;i++)                      //传送8位数据
{
if(dt&0x80)
sdin=1;
else
sdin=0;
sclk=0;
dt=dt<<1;
sclk=1;
}
dc=1;                                  //写数据
sce=1;                                  //禁止5110
sdin=1;
}

void LCD_init(void)       //5110LCD初始化
{

res=0;
delay_1ms();
res=1;
sce=0;
delay_1ms();
sce=1;
delay_1ms();

LCD_write_byte(0x21,0);//初始化Lcd,功能设定使用扩充指令
LCD_write_byte(0xc8,0);//设定液晶偏置电压
LCD_write_byte(0x06,0);//温度校正
LCD_write_byte(0x13,0);//1:48
LCD_write_byte(0x20,0);//使用基本指令 V=0，水平寻址
LCD_clear();;       //清屏
LCD_write_byte(0x0C,0);//设定显示模式，正常显示
sce=0;                //关闭LCD
}

void LCD_set_XY(uchar X, uchar Y)          //  设置LCD坐标函数输入参数：x:0－83 y:0－5
{
LCD_write_byte(0x40 | Y, 0);// column
LCD_write_byte(0x80 | X, 0);// row
}

void LCD_clear(void) //LCD清屏函数
{
unsigned char t;
unsigned char k;
LCD_set_XY(0,0);
for(t=0;t<6;t++)
{
for(k=0;k<84;k++)
{
LCD_write_byte(0x00,1);
}
}
}

void LCD_write_char(uchar c)          //显示英文字符
{
unsigned char line;
c-=32;                                  //数组的行号

for(line=0;line<6;line++)
LCD_write_byte(font6*8[c][line],1);
}

void LCD_write_hanzi(uchar row, uchar page,uchar c)          //输出汉字
{
unsigned char i;

LCD_set_XY(row*8, page);// 列，页
for(i=0; i<16;i++)
{
LCD_write_byte(hanzi[c*32+i],1);
}

LCD_set_XY(row*8, page+1);// 列，页
for(i=16; i<32;i++)
{
LCD_write_byte(hanzi[c*32+i],1);
}
}

作者: lrbdh 时间: 2011-10-31 07:02
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