isr.s

AD/DA转换,通过外挂LCD显示转换数据数据值

	.module ISR.C
	.area text(rom, con, rel)
	.dbfile E:\新建文件夹\ADDA_ICC\cfile\ISR.C
	.area vector(rom, abs)
	.org 56
	jmp _adc_isr
	.area text(rom, con, rel)
	.dbfile E:\新建文件夹\ADDA_ICC\cfile\ISR.C
	.dbfunc e adc_isr _adc_isr fV
	.even
_adc_isr::
	st -y,R24
	in R24,0x3f
	st -y,R24
	.dbline -1
	.dbline 9
; #define ISR_C
; #include "includes.h"
; //ADC完成中断
; //#pragma vector = interrupt_handler adc_isr:iv_ADC  
; // define the interrupt handler
; //unsigned char  adc_mux ;
; #pragma interrupt_handler adc_isr:iv_ADC
; void adc_isr(void)
; {
	.dbline 10
;     ADMUX =(adc_mux&0x1f)|(1<<REFS0);
	lds R24,_adc_mux
	andi R24,31
	ori R24,64
	out 0x7,R24
	.dbline 11
;     ADCSRA|=(1<<ADSC);//启动AD转换
	sbi 0x6,6
	.dbline -2
L1:
	.dbline 0 ; func end
	ld R24,y+
	out 0x3f,R24
	ld R24,y+
	reti
	.dbend
; }