embedded rookie

adc_test.c

void ADC_Init(void);

void ADC_Init(){
	P0M=0x38;// set I/O as input/output mode
	
	P0CON |= 0x02;//let P01 as a pure analog pin
	P0UR=0;// disable the pull-high
	
	ADM=0x81;// enable ADC function, and use AIN1
	ADR=0x60;// enable AIN channel, and set clock rate = fosc/1
	
	VREFH=0x04;// ADC internal reference high voltage -> VDD
	IEN0 |= 0x80;// enable global interrupt
	//IEN2 |= 0x01;//ADC interrupt enable
	
	ADM |= 0x40;//start ADC conversion
}

void ADC_ISR(void) interrupt ISRAdc{}