readwriteeeprom.lst

单片机开发资料光盘-双龙-686M.zip

                         .module ReadWriteEEPROM.c
                         .area text
--- 0000                   .dbfile E:\grc\licc\例子10.3.3\ReadWriteEEPROM.c
--- 0000                   .dbfunc s main _main fI
                       ;           temp -> R20
                       ;              i -> R20
                         .even
 002A                  _main::
 002A                    .dbline 7{
                       ; // These work for devices with more than 256 bytes of EEPROM
                       ; //int EEPROMwrite( int location, unsigned char);
                       ; //unsigned char EEPROMread( int);
                       ; #include <io8515.h>
                       ; #include <eeprom.h>
                       ; void main(void)
                       ; {
 002A                    .dbline 8
                       ;   unsigned char temp =0xaa,i;
 002A  EA4A              ldi R20,170
 002B                    .dbline 9
                       ;     EEPROMwrite(0x20,temp); /* 写E2PROM 地址0x20  */
 002B  2F24              mov R18,R20
 002C  E200              ldi R16,32
 002D  E010              ldi R17,0
 002E  D02B              rcall _EEPROMwrite
 002F                    .dbline 10
                       ;     i=EEPROMread(0x20);     /* 读E2PROM 地址 0x20 */
 002F  E200              ldi R16,32
 0030  E010              ldi R17,0
 0031  D01E              rcall _EEPROMread
 0032  2F40              mov R20,R16
 0033                    .dbline 11
                       ;      i++;
 0033  9543              inc R20
 0034                    .dbline 12
                       ;     EEPROMwrite(0x30,i);
 0034  2F24              mov R18,R20
 0035  E300              ldi R16,48
 0036  E010              ldi R17,0
 0037  D022              rcall _EEPROMwrite
 0038                    .dbline 13}
                       ; }     
 0038                  L1:
 0038  9508              ret
 0039                    .dbsym r temp 20 c
 0039                    .dbsym r i 20 c