.module EEPROM.c
	.area text(rom, con, rel)
	.dbfile D:\YM200\內(nèi)部EEPROM\EEPROM.c
	.dbfunc e EEPROM_write _EEPROM_write fV
;             dd -> R18
;           addr -> R16,R17
	.even
_EEPROM_write::
	.dbline -1
	.dbline 9
; #include <iom16v.h>
; /*-----------------------------------------------------------
; EEPROM_write  ：EEPROM單字節(jié)寫(xiě)入
; 輸入?yún)?shù) addr ：地址
;          dd   ：數(shù)據(jù)
; 輸出參數(shù)      ：無(wú)
; ------------------------------------------------------------*/
; void EEPROM_write(unsigned int addr, unsigned char dd)
; {
L2:
	.dbline 10
L3:
	.dbline 10
;   while(EECR & (1<<EEWE));        //等待上一次寫(xiě)操作結(jié)束
	sbic 0x1c,1
	rjmp L2
	.dbline 11
;   EEAR = addr;                    //設(shè)置地址和數(shù)據(jù)寄存器
	out 0x1f,R17
	out 0x1e,R16
	.dbline 12
;   EEDR = dd;
	out 0x1d,R18
	.dbline 13
;   EECR |= (1<<EEMWE);             //置位EEMWE
	sbi 0x1c,2
	.dbline 14
;   EECR |= (1<<EEWE);              //置位EEWE 以啟動(dòng)寫(xiě)操作
	sbi 0x1c,1
	.dbline -2
L1:
	.dbline 0 ; func end
	ret
	.dbsym r dd 18 c
	.dbsym r addr 16 i
	.dbend
	.dbfunc e EEPROM_read _EEPROM_read fV
;         ucData -> R18,R19
;      uiAddress -> R16,R17
	.even
_EEPROM_read::
	.dbline -1
	.dbline 23
;  }
; /*-----------------------------------------------------------
; EEPROM_read   ：EEPROM單字節(jié)讀取
; 輸入?yún)?shù) addr ：地址
;          dd   ：數(shù)據(jù)保存指針
; 輸出參數(shù)      ：無(wú)
; ------------------------------------------------------------*/
; void EEPROM_read(unsigned int uiAddress,unsigned char *ucData)
; {
L6:
	.dbline 24
L7:
	.dbline 24
;   while(EECR & (1<<EEWE));         //等待上一次寫(xiě)操作結(jié)束
	sbic 0x1c,1
	rjmp L6
	.dbline 25
;   EEAR = uiAddress;                //設(shè)置地址寄存器
	out 0x1f,R17
	out 0x1e,R16
	.dbline 26
;   EECR |= (1<<EERE);               //設(shè)置EERE 以啟動(dòng)讀操作
	sbi 0x1c,0
	.dbline 27
;   *ucData=EEDR;                     //自數(shù)據(jù)寄存器返回?cái)?shù)據(jù)
	in R2,0x1d
	movw R30,R18
	std z+0,R2
	.dbline -2
L5:
	.dbline 0 ; func end
	ret
	.dbsym r ucData 18 pc
	.dbsym r uiAddress 16 i
	.dbend