STC8H4K64TL單片機(jī)硬件iic時(shí)鐘芯片ds3231 LED驅(qū)動(dòng)程序數(shù)碼管時(shí)鐘

ID:1057468 · 發(fā)表于 2023-1-25 16:55

本單片機(jī)程序采用硬件led驅(qū)動(dòng)數(shù)碼管，硬件iic驅(qū)動(dòng)ds3231時(shí)鐘芯片，ntc熱敏電阻采樣讀取溫度

void main(void)
{
u8  i;

P_SW2 |=0X90;
P0M1 = 0x00; P0M0 = 0xff; //設(shè)置為準(zhǔn)雙向口
P2M1 = 0x00; P2M0 = 0x0f; //設(shè)置為準(zhǔn)雙向口
P3M1 = 0x00; P3M0 = 0x00; //設(shè)置為準(zhǔn)雙向口
P4M1 = 0x00; P4M0 = 0xff; //設(shè)置為準(zhǔn)雙向口
P5M1 = 0x00; P5M0 = 0x00; //設(shè)置為準(zhǔn)雙向口
P6M1 = 0x00; P6M0 = 0x00; //設(shè)置為準(zhǔn)雙向口
P7M1 = 0x00; P7M0 = 0x00; //設(shè)置為準(zhǔn)雙向口
P1M1 = 0xff; P1M0 = 0x00; //設(shè)置 P1.3 為 ADC 輸入口
      COMEN = 0X0F;       //使能0-4
      SEGENL = 0XfF;          //是能SEG0-SEG7
      LEDCTRL = 0X06; //共陰驅(qū)動(dòng)
      LEDCKS = 7;//設(shè)置led刷新時(shí)間
      I2CCFG = 0xe0;                            //使能I2C主機(jī)模式
I2CMSST = 0x00;
//       set_time(0x01,0x22);
//       set_time(0x02,0x17);

      //       P_SW2 |= 0x80;
            ADCTIM = 0x3f;             //設(shè)置 ADC 內(nèi)部時(shí)序，ADC采樣時(shí)間建議設(shè)最大值
      //       P_SW2 &= 0x9f;
            ADCCFG = 0x2f;             //設(shè)置 ADC 時(shí)鐘為系統(tǒng)時(shí)鐘/2/16/16
            ADC_CONTR = 0x80; //使能 ADC 模塊

AUXR |= 0xC4; //Timer0 set as 1T, 16 bits timer auto-reload,
TH0 = (u8)(Timer0_Reload / 256);
TL0 = (u8)(Timer0_Reload % 256);
      TL1 = (u8)(Timer0_Reload / 256);                      //設(shè)置定時(shí)初始值
      TH1 = (u8)(Timer0_Reload % 256);                               //設(shè)置定時(shí)初始值
      TR1 = 1;
      ET1 = 1;
      TR1 = 1;                               //定時(shí)器1開(kāi)始計(jì)時(shí)
ET0 = 1; //Timer0 interrupt enable
TR0 = 1; //Tiner0 run
EA = 1;    //打開(kāi)總中斷

while(1)
{
               // time_red();
               // set_tim();//時(shí)鐘設(shè)置與顯示
               // tmp();
                     i=rad_time(0x00);
                     if((i)<=0x30) //30s到
      {

                     time_red();
            }
                     else
                     tmp();

}
}

Keil代碼下載(只有代碼,不含原理圖和PCB等其他任何文件):

STC8H4K_SMG.rar (30.97 KB, 下載次數(shù): 52)

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STC8H4K64TL單片機(jī)硬件iic時(shí)鐘芯片ds3231 LED驅(qū)動(dòng)程序 數(shù)碼管時(shí)鐘

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STC8H4K64TL單片機(jī)硬件iic時(shí)鐘芯片ds3231 LED驅(qū)動(dòng)程序數(shù)碼管時(shí)鐘