ad.s

ICC LCD波形显示子程序,采用MEGA128单片机

	.module AD.c
	.area vector(rom, abs)
	.org 84
	jmp _ad_handler
	.area bss(ram, con, rel)
L2:
	.blkb 1
	.area text(rom, con, rel)
	.dbfile D:\icc_work\LCD波形显示\AD.c
	.dbfunc e ad_handler _ad_handler fV
	.dbsym s i L2 c
;          cSREG -> R16
;         addata -> R18,R19
	.even
_ad_handler::
	st -y,R2
	st -y,R3
	st -y,R16
	st -y,R18
	st -y,R19
	in R2,0x3f
	st -y,R2
	.dbline -1
	.dbline 11
; //ICC-AVR application builder : 2007-5-23 20:55:56
; // Target : M128
; // Crystal: 16.000Mhz
; #include <iom128v.h>
; #include <macros.h>
; #include "all.h"
; #define uchar unsigned char 
; #define uint unsigned int 
; #pragma interrupt_handler ad_handler:22
; void ad_handler(void)
; {
	.dbline 15
;  	  static unsigned char i;
; 	  int addata;
;       char cSREG;
;       cSREG=SREG;
	in R16,0x3f
	.dbline 16
;       _CLI();
	cli
	.dbline 17
;       addata=ADCH;
	in R18,0x5
	clr R19
	.dbline 18
; 	  addata = addata<<8;
	mov R19,R18
	clr R18
	.dbline 19
; 	  addata |=ADCL;
	in R2,0x4
	clr R3
	or R18,R2
	or R19,R3
	.dbline 20
;       ADCSRA |=BIT(ADSC);  //第7位是ad使能位;
	sbi 0x6,6
	.dbline 22
; //	  return addata;
; 	  _NOP();
	nop
	.dbline 23
;       _SEI();
	sei
	.dbline 24
;       SREG=cSREG;
	out 0x3f,R16
	.dbline -2
L1:
	ld R2,y+
	out 0x3f,R2
	ld R19,y+
	ld R18,y+
	ld R16,y+
	ld R3,y+
	ld R2,y+
	.dbline 0 ; func end
	reti
	.dbsym r cSREG 16 c
	.dbsym r addata 18 I
	.dbend