MC81F4216 Datasheet, PDF (69/200 Pages) Finechips – ABOV SEMICONDUCTOR 8-BIT SINGLE-CHIP MICROCONTROLLERS

MC81F4x16
Y indexed absolute → !abs+Y
Accessing the value of 16-bit absolute address plus Y-register value. This addressing mode can
specify memory in whole area.
Example :
:
LDA !0FA00H+Y
:
;when Y = 55h
;op code is D5h
Indirect Addressing
Direct page indirect → [dp]
Assigns data address to use for accomplishing command which sets memory data (or pair memory)
by Operand.
Also index can be used with Index register X,Y.
JMP, CALL
Example :
:
JMP [35h]
:
;when G = 0
;op code is 3Fh
October 19, 2009 Ver.1.35
69