小弟學習單片機,根據乘法指令編寫了一個軟件,但是在Keil軟件中調試不出來,請教高手指點錯誤。
ORG 0000H
LJMP MAIN
ORG 0100H
MAIN: MOV R0, #11001101B
CLR A
MOV A, @R0
MOV B, #64H
MUL AB
MOV R4, A
MOV R3, B
INC R0
MOV R0, #10101011B
MOV A, @R0
MOV B, #64H
MUL AB
ADD A, R3
MOV R3, A
MOV A, B
ADDC A, #00H
MOV R2, A
END |