testio2.s

来自「通过AT90S2313控制可控硅实现对机电系统的控制」· S 代码 · 共 45 行

	.module testio2.c
	.area text(rom, con, rel)
	.dbfile D:\mydesign\TESTio\testio2.c
	.dbfunc s main _main fI
;          achar -> R16
	.even
_main::
	.dbline -1
	.dbline 5
; 
; //第十章例子1 0 .3 .1 读/写口
; #include <io2313.h>
; void main(void)
; {
	.dbline 7
; unsigned char achar;
; DDRB =0xFF;
	ldi R24,255
	out 0x17,R24
	.dbline 8
; DDRD =0x00;
	clr R2
	out 0x11,R2
	.dbline 9
; PORTD=0x00;
	out 0x12,R2
	.dbline 10
; for(;;)
L2:
	.dbline 11
	.dbline 12
	in R16,0x10
	.dbline 13
	out 0x18,R16
	.dbline 14
	.dbline 10
	.dbline 10
	rjmp L2
X0:
	.dbline -2
L1:
	.dbline 0 ; func end
	ret
	.dbsym r achar 16 c