1989_MELPS_7700_Software_Manual

Stack
ex.
: Mnemonic
PEI:I:I 12H
Machine Code
04,6 12 '6
5-2
ex.
: Mnemonic
PER :1:1 1234H
Machine Code
62 '6 34 '6 12 '6
Memory
Memory
Stack POinter
0016~
f
DATA I
DATA II
3412'6~------if-----, 5-1
5
AC,.
68,.
Bank-O
\
5-2
5-1
5
DATA I
DATA II
-------
Stack POinter
00,. I 5 H 1 5 L I
Bank-O
Program
Bank Register
I--O-p-C-o-d-e-;-(6-:-2:-,-:.)--I ~ 5676,.
Operand (34,.) }
I---o=pe'-'r-=an"-d:'::':( 1"-2"',."-)--1 + I 56 i 78,61 = (~€' (~S".
Program Counter
Program
bank-PG
-------
Op Code (D4,.)
Operand (12,.)
Direct Page
Register
+~=3412,.
-------
41