* * TEST DRIVER PROGRAM, SEND SOME BYTES TO ON-CHIP EEPROM * * This program has some TYPOS and should not be run until they are fixed! * ORG $2000 LDY #STRPTR LDX #$B7AF MORE LDAA 0,Y INX BSR PROG INY CPY LSTPTR BNE MORE JMP $E000 STRPTR FCC "DR F S 2009" LSTPTR RMB 0 * * PROGRAM AN EEPROM BYTE * * MOSTLY FROM MOTOROLA REF-MAN, PG 4-12 * (SLIGHTLY MODIFIED) * * ACC A SHOULD HAVE DATA TO PROGRAM, * IND X SHOULD HAVE ADDRESS OF BYTE (IN EEPROM) * * PROG LDAB #$02 STAB $103B STAA 0,X LDAB #$03 STAB $103B BSR DLY10 CLR $103B RTS * * * * Delay of 10 ms * * DLY10 PSHX LDX #2000 LDLY10 NOP NOP DEX BNE LDLY10 PULX RTS