单片机片内ROM数据转移到片内RAM

ORG 0000H 

LJMP MAIN 

ORG 0030H 

DB 01H,02H,03H,04H,05H,06H,07H,08H,09H,0AH,0BH,0CH,0DH,0EH,0FH 

ORG 1000H 

MAIN: 

MOV R2,#0FH 

MOV R0,#30H ;片内ROM0030H单元数据转至

MOV R1,#30H ;片内RAM0730H单元

MOV DPTR,#0000H 

LP:

MOV A,#30H 

MOVC A,@A+DPTR 

MOV @R1,A 

INC R0 

INC DPTR 

INC R1 

DJNZ R2,LP 

END