MSM80C154S/83C154S/85C154HVS

5.11 Port Data Manipulating Instructions

The MSM80C154S/MSM83C154S port operation instructions for ports 0, 1, 2, and 3 are divided into two groups-one where external signals applied to the port pin are used according to the instruction to be used, and the other where port latch data uneffected by the external signals is used. Instructions which use port latch data are listed below.

INC data address

DEC data address

ORL data address, # data

ANL data address, # data

XRL data address, # data

ORL data address, A

ANL data address, A

XRL data address, A

CPL bit address

JBC bit address, code address

DJNZ data address, code address

PUSH data address

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Sonic Alert msm83c154s, msm80154s, msm85c154hvs user manual Port Data Manipulating Instructions