#include <reg52.h>
#define uchar unsigned char
#define uint unsigned int
uchar code table0[]="Welcome!";
uchar code table1[]="I Love You!";
uchar num;
sbit lcden=P2^2; //液晶使能端
sbit lcdrs=P2^0; //液晶數據命令選擇端
//聲明子函數
void delayms(uint xms); //延時函數
void write_com(uchar com); //液晶寫命令函數
void write_data(uchar date); //液晶寫數據函數
void led_init(); //液晶初始化函數
void t_init(); //定時器0初始化函數
void delayms(uint xms)//延時函數
{
uint i,j;
for(i=xms;i>0;i--)
for(j=110;j>0;j--); //11.0592MHZ
}
void write_com(uchar com)//液晶寫命令函數
{
lcdrs=0;
P0=com;
delayms(5);
lcden=1;
delayms(5);
lcden=0;
}
void write_data(uchar date)//液晶寫數據函數
{
lcdrs=1;
P0=date;
delayms(5);
lcden=1;
delayms(5);
lcden=0;
}
void led_init()//液晶初始化函數
{
lcden=0;
write_com(0x38); //設置16×2顯示，5×7點陣，8位數據接口
write_com(0x0c); //設置開顯示，不顯示光標
write_com(0x06); //寫一個字符后地址指針加1
write_com(0x01); //顯示清0，數據指針清0
//write_com(0x80); //顯示歡迎界面
}
void main()
{
led_init();
write_com(0x80);
for(num=0;num<11;num++)
{
write_date(table0[num]);
delayms(5);
}
write_com(0x80+0x40);
for(num=0;num<13;num++)
{
write_date(table1[num]);
delayms(5);
}
while(1);
}
Rebuild target 'Target 1'
assembling STARTUP.A51...
compiling 1602.c...
1602.c(61): warning C206: 'write_date': missing function-prototype
1602.c(61): error C267: 'write_date': requires ANSI-style prototype
Target not created.
Build Time Elapsed: 00:00:02
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