main.s

AVR mega16系列单片机开发程序

	.module main.c
	.area text(rom, con, rel)
	.dbfile F:\单片机源程序\AVR单片机程序\MAGE16\LED\main.c
	.dbfunc e init_devices _init_devices fV
	.even
_init_devices::
	.dbline -1
	.dbline 13
; //Project : LED Display
; //ICC-AVR application builder : 2007-8-5 
; // Target : M16
; // Crystal : 7.3728Mhz
; // Writer : you hu
; //descruption:
;                //ABCD 和 abcdefg dpi 共12个IO口
;                // 默认为 PC(0123) 和 PA
;                //LED数据 不显点，亮的段为1，连接为P0~P7对应a~g,dp
; #include "config.h"
; 
; void init_devices(void)
; {
	.dbline 14
;   CLI(); //disable all interrupts
	cli
	.dbline 15
;   MCUCR = 0x00;
	clr R2
	out 0x35,R2
	.dbline 16
;   GICR  = 0x00;
	out 0x3b,R2
	.dbline 17
;   TIMSK = 0x00; //timer interrupt sources
	out 0x39,R2
	.dbline 18
;   SEI(); //re-enable interrupts
	sei
	.dbline -2
L1:
	.dbline 0 ; func end
	ret
	.dbend
	.dbfunc e main _main fV
;              i -> R20,R21
	.even
_main::
	.dbline -1
	.dbline 23
; 
; }
; 
; void main(void)
; {
	.dbline 25
;   unsigned int i;
;   init_devices();
	xcall _init_devices
	.dbline 26
;   led_init();   
	xcall _led_init
	xjmp L4
L3:
	.dbline 28
	.dbline 29
	subi R20,255  ; offset = 1
	sbci R21,255
	.dbline 30
	ldi R16,6
	ldi R17,0
	xcall _delay_ms
	.dbline 31
	movw R16,R20
	xcall _display
	.dbline 32
L4:
	.dbline 27
	xjmp L3
X0:
	.dbline -2
L2:
	.dbline 0 ; func end
	ret
	.dbsym r i 20 i
	.dbend