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MC81F4104 Datasheet, PDF (47/118 Pages) Finechips – ABOV SEMICONDUCTOR
:
;When G = 0
ADC !0F035h ;A = A + C + ROM[0F035h]
:
;op code is 07h
:
MC81F4104
Example : Addressing accesses the address 0135H regardless of G-flag.
:
INC !0135h
:
:
;When G = 0
;increase ROM[135h]
;op code is 98h
Indexed Addressing
X indexed direct page (no offset) → {X}
In this mode, an address is specified by the X register.
ADC, AND, CMP, EOR, LDA, OR, SBC, STA, XMA
Example :
October 19, 2009 Ver.1.35
47