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PCF8583+LM1602的protues仿真實(shí)例(C語(yǔ)言)

作者: 時(shí)間:2016-11-25 來(lái)源:網(wǎng)絡(luò ) 收藏

//=========================================================================
//===========================轉換讀函數====================================
//函數功能:將十六進(jìn)制的數值a轉換為0-9的兩位的ASCII碼
void datachang(unsigned char a)
{
tab[1]=(a&0x0f)+0x30;
tab[0]=((a>>4)&0x0f)+0x30;
}
//=========================================================================
//===========================顯示年月日時(shí)分秒的函數========================
void display()
{
char ch;
PCF8583_read();


tab[0]=2;
tab[1]=0;
displaystring(0x83,2,&tab);
year=(day>>6)+0x0E;
datachang(year);
displaystring(0x85,2,&tab);
ch=-;
writecmd(0x87);
writedata(ch);
mon=mon&0x1F;
datachang(mon);
displaystring(0x88,2,&tab);
day=day&0x3F;
datachang(day);
displaystring(0x8b,2,&tab);
ch=-;
writecmd(0x8a);
writedata(ch);
datachang(hour);
displaystring(0x80+0x44,2,&tab);
ch=:;
writecmd(0x80+0x46);
writedata(ch);
datachang(sec);
displaystring(0x80+0x4A,2,&tab);
ch=:;
writecmd(0x80+0x49);
writedata(ch);
datachang(min);
displaystring(0x80+0x47,2,&tab);

}
//=========================================================================
//===========================初始化函數====================================
void init()
{
writecmd(0x38);
writecmd(0x0c);
writecmd(0x06);
writecmd(0x80);
PCF8583_write(0x00,0x00);
delay(200);
}
//=========================================================================
//===========================主函數========================================
void main()
{
init();
while(1)
{
display();
}
}
//=========================================================================
運行結果:

本文引用地址:http://dyxdggzs.com/article/201611/321406.htm




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