SyncMOS 59R ADC 源碼
#include "OB59R16A5C.h"
#include "ADC.h"
unsigned int n_data;
bit ADCfinish = 0;
void ADCstart(unsigned char n_ADC_CH)
{
ADCC2 &= 0x7F; //ADC stop conversion
ADCC2 = n_ADC_CH; //Set a new channel
ADCC2 |= 0x80; //ADC start conversion
}
void ADCInit(unsigned char n_ADCnEN, unsigned char n_ADC_CLK)
{
ADCC1 = n_ADCnEN; //Set ADC channel
ADCCS = n_ADC_CLK; //Select ADC clock
IEADC = 1; //Enable ADC interrupt.
EA = 1;
}
unsigned int ADC_Read10()//10-bit ADC
{
unsigned int n_ADCD10 = 0x0000;
n_ADCD10 = (ADCDH<<2)|ADCDL; //10-bit ADC
return n_ADCD10;
}
void ADCInterrupt(void) interrupt d_ADC_Vector // ADC Interrupt Vector Address 0053h => interrupt 10
{
n_data = ADC_Read10(); //Read ADC
ADCfinish = 1;
}
void ADC_stop(void)
{
ADCC2 &= 0x7F; //ADC stop conversion
IEADC = 0; //Disable ADC interrupt
}
void ADC(void)
{
if (d_ADCnEN & 0x01)
{
ADCstart(d_ADC_CH0_IN);
while(!ADCfinish);
ADCfinish = 0;
}
if (d_ADCnEN & 0x02)
{
ADCstart(d_ADC_CH1_IN);
while(!ADCfinish);
ADCfinish = 0;
}
if (d_ADCnEN & 0x04)
{
ADCstart(d_ADC_CH2_IN);
while(!ADCfinish);
ADCfinish = 0;
}
if (d_ADCnEN & 0x08)
{
ADCstart(d_ADC_CH3_IN);
while(!ADCfinish);
ADCfinish = 0;
}
if (d_ADCnEN & 0x10)
{
ADCstart(d_ADC_CH4_IN);
while(!ADCfinish);
ADCfinish = 0;
}
if (d_ADCnEN & 0x20)
{
ADCstart(d_ADC_CH5_IN);
while(!ADCfinish);
ADCfinish = 0;
}
if (d_ADCnEN & 0x40)
{
ADCstart(d_ADC_CH6_IN);
while(!ADCfinish);
ADCfinish = 0;
}
if (d_ADCnEN & 0x80)
{
ADCstart(d_ADC_CH7_IN);
while(!ADCfinish);
ADCfinish = 0;
}
}
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