1989_MELPS_7700_Software_Manual

Direct Indexed X Indirect
ex.
: Mnemonic
ADC A, (1EH, Xl
(m=O,x=1 l
Machine Code
61 16 1E16
Memory
DODO,.
{
DATAl (DO,.)
DATAil (14,.)
1338,.
Bank-O
f--------
1--------
Op Code (61,.)
Operand (lE,.)
-------
FFFF,.
Direct Page Index
Register Register X
+~+/ : E6,./-1338,.
)
Program
bank-PG
f
-------
DATAL
A +- A + C +1 DATAH: DATAL I -ll----=D--:-AT:::-:A-H----1
Data Bank
Register
~1400,.
ex.
: Mnemonic
ADC A, (1EH, Xl
(m = 1, x=O l
r-{
Machine Code
61 16 1E 16
_
Memory ......
-------
DATAl (DO,.)
DATAil (14,.)
1--------
10000,.
Bank-l
10338,. -<--1---------,
lFFFF,.
f--------
Op Code (61,.)
Operand (lE,.)
1--------
Direct Page Index
Register Register X
+~+/ FOE6,./ =10338,.
jprogram
bank-PG
A-A+C+~ ,~
-------
DATA
-
Data Bank
Register
[E!]1400,.
19