led-test.s

来自「AVR_LED-test为AVR单片机的LED测试程序」· S 代码 · 共 72 行

	.module led-test.c
	.area text(rom, con, rel)
	.dbfile F:\专业\单片机分类\AVR\功能模块应用\LED-test\led-test.c
	.dbfunc e delay _delay fV
;              k -> R16,R17
	.even
_delay::
	.dbline -1
	.dbline 5
; #include <iom16v.h>
; #include <macros.h>
; 
; void delay(void)
; {
	.dbline 7
	clr R16
	clr R17
	xjmp L5
L2:
	.dbline 7
L3:
	.dbline 7
	subi R16,255  ; offset = 1
	sbci R17,255
L5:
	.dbline 7
;  unsigned int k;
;  for(k=0;k<65530;k++);
	cpi R16,250
	ldi R30,255
	cpc R17,R30
	brlo L2
	.dbline -2
L1:
	.dbline 0 ; func end
	ret
	.dbsym r k 16 i
	.dbend
	.dbfunc e main _main fV
	.even
_main::
	.dbline -1
	.dbline 11
; }
; 
; void main(void)
; {
	.dbline 12
;  DDRC=0xff;
	ldi R24,255
	out 0x14,R24
	xjmp L8
L7:
	.dbline 14
	.dbline 15
	xcall _delay
	.dbline 16
	ldi R24,1
	in R2,0x15
	eor R2,R24
	out 0x15,R2
	.dbline 17
L8:
	.dbline 13
	xjmp L7
X0:
	.dbline -2
L6:
	.dbline 0 ; func end
	ret
	.dbend