PROAGRAM BRACHING
DESCRIPTION
ABSOLUTE SUBROUTINE CALL
LONG SUBROUTINE CALL
RETURN FROM SUBROUTINE
RETURN FROM INTERRUPT SUBROUTINE
ABSOLUTE JUMP
MNEMONIC
ACALL addr11
LCALL addr16
RET
BYT CYC
2
3
1
1
2
3
2
1
2
2
3
3
6
6
4
4
3
4
3
3
3
3
5
4
RETI
AJMP addr11
LJMP addr16
SJMP rel
JMP @A+DPTR
JZ rel
LONG JUMP
SHORT JUMP
JUMP INDIRECT RELATIVE TO DPTR
JUMP IF ACC IS ZERO
JUMP IF ACC NOT ZERO
JNZ rel
CJNE A, direct, rel COMPARE DIRECT BYTE TO ACC AND JUMP IF NOT EQUAL
CJNE A, #data, rel COMPARE IMMEDIATE DATA TO ACC AND JUMP IF NOT EQUAL
COMPARE IMMEDIATE DATA TO REGISTER AND JUMP IF NOT
EQUAL
COMPARE IMMEDIATE DATA TO INDIRECT RAM AND JUMP IF NOT
EQUAL
CJNE Rn, #data, rel
3
3
4
5
CJNE @Ri, #data, rel
DJNZ Rn, rel
DJNZ direct, rel
NOP
DECREMENT REGISTER AND JUMP IF NOT EQUAL
DECREMENT DIRECT BYTE AND JUMP IF NOT EQUAL
NO OPERATION
2
3
1
4
5
1
MEGAWIN
MPC82x54A Data Sheet
67