main.s

avr单片机与flash存储器通信程序,调试通过,希望对大家有所帮助.

	.module main.c
	.area lit(rom, con, rel)
_Tab::
	.byte 33,249
	.byte 19,'Q
	.byte 201,'E
	.byte 5,241
	.byte 1,'A
	.byte 129,13
	.byte 39,25
	.byte 7,135
	.dbfile C:\ATMega8515\EEprom\调用IIC库/ForATmega8515.h
	.dbsym e Tab _Tab A[16:16]kc
	.area text(rom, con, rel)
	.dbfile C:\ATMega8515\EEprom\调用IIC库/ForATmega8515.h
	.dbfile C:\ATMega8515\EEprom\调用IIC库\main.c
	.dbfunc e main _main fV
;        Address -> R20,R21
	.even
_main::
	.dbline -1
	.dbline 7
; #include <iom8515v.h>
; #include <eeprom.h>
; #include"ForATmega8515.h"
; 
; 
; void main()
; {
	.dbline 8
;  uint Address=0;
	clr R20
	clr R21
	.dbline 9
;  init_devices();
	rcall _init_devices
	.dbline 12
	rjmp L5
L2:
	.dbline 12
	mov R18,R20
	andi R19,0
	movw R16,R20
	rcall _EEPROMwrite
L3:
	.dbline 12
	subi R20,255  ; offset = 1
	sbci R21,255
L5:
	.dbline 12
;  //向0到511单元的EEprom写0到0xff的数据
;  //EEPROMwrite函数在eeprom.h中，是IIC自带的
;  for(;Address!=512;Address++)EEPROMwrite(Address,Address&0xff);
	cpi R20,0
	ldi R30,2
	cpc R21,R30
	brne L2
	rjmp L7
L6:
	.dbline 13
	in R24,0x15
	andi R24,63
	out 0x15,R24
L7:
	.dbline 13
	rjmp L6
X0:
	.dbline -2
L1:
	.dbline 0 ; func end
	ret
	.dbsym r Address 20 i
	.dbend