xuexil.c

PWM输出产生正玄波后经AD采集电压控制输出幅度,并显示电压等状态

void BIN_BCD_COVERT(unsigned int);
unsigned char BCD_DATA[4];
void main(void)
{unsigned char qian,bai,shi,ge;
	unsigned int k;
	BIN_BCD_COVERT(k);
while(1);
}


void BIN_BCD_COVERT(unsigned int data)
{
while((int)(data-1000)>0)
{BCD_DATA[3]++;data-=1000;}
while((int) (data-100)>0)
{BCD_DATA[2]++;data-=100;}
while((int) (data-10)>0)
{BCD_DATA[1]++;data-=10;}
BCD_DATA[0]=data;

}