GMS81C1102 Datasheet, PDF (86/89 Pages) Hynix Semiconductor – 8-BIT SINGLE-CHIP MICROCONTROLLERS

GMS81C1102/GMS81C1202
2. REGISTER / MEMORY OPERATION
NO.
MNEMONIC
1 LDA #imm
2 LDA dp
3 LDA dp + X
4 LDA !abs
5 LDA !abs + Y
6 LDA [ dp + X ]
7 LDA [ dp ] + Y
8 LDA { X }
9 LDA { X }+
10 LDM dp,#imm
11 LDX #imm
12 LDX dp
13 LDX dp + Y
14 LDX !abs
15 LDY #imm
16 LDY dp
17 LDY dp + X
18 LDY !abs
19 STA dp
20 STA dp + X
21 STA !abs
22 STA !abs + Y
23 STA [ dp + X ]
24 STA [ dp ] + Y
25 STA { X }
26 STA { X }+
27 STX dp
28 STX dp + Y
29 STX !abs
30 STY dp
31 STY dp + X
32 STY !abs
33 TAX
34 TAY
35 TSPX
36 TXA
37 TXSP
38 TYA
39 XAX
40 XAY
41 XMA dp
42 XMA dp+X
43 XMA {X}
44 XYX
OP BYTE CYCLE
CODE NO NO
OPERATION
C4
2
2 _{Load accumulator}
FLAG
NVGBHIZC
C5
2
C6
2
3
A←(M)
4
C7
3
4
D5
3
5
N-----Z-
D6
2
6
D7
2
6
D4
1
3
DB
1
E4
3
1E
2
CC
2
CD
2
4
X- register auto-increment : A ← ( M ) , X ← X + 1
5
Load memory with immediate data : ( M ) ← imm
2 _{Load X-register}
3
X ←(M)
4
--------
N-----Z-
DC
3
4
3E
2
2 _{Load Y-register}
C9
2
D9
2
3
Y←(M)
4
N-----Z-
D8
3
4
E5
2
4
Store accumulator contents in memory
E6
2
E7
3
5
(M)←A
5
F5
3
6
--------
F6
2
7
F7
2
7
F4
1
4
FB
1
EC
2
4
X- register auto-increment : ( M ) ← A, X ← X + 1
4
Store X-register contents in memory
ED
2
FC
3
5
(M)← X
5
--------
E9
2
F9
2
F8
3
4 _{Store Y-register contents in memory}
5
(M)← Y
5
--------
E8
1
9F
1
AE
1
C8
1
8E
1
BF
1
EE
1
DE
1
BC
2
2
Transfer accumulator contents to X-register : X ← A N-----Z-
2
Transfer accumulator contents to Y-register : Y ← A N-----Z-
2
Transfer stack-pointer contents to X-register : X ← sp N-----Z-
2
Transfer X-register contents to accumulator: A ← X
N-----Z-
2
Transfer X-register contents to stack-pointer: sp ← X N-----Z-
2
Transfer Y-register contents to accumulator: A ← Y N-----Z-
4
Exchange X-register contents with accumulator :X ↔ A --------
4
Exchange Y-register contents with accumulator :Y ↔ A --------
5
Exchange memory contents with accumulator
AD
2
6
(M)↔A
BB
1
5
N-----Z-
FE
1
4
Exchange X-register contents with Y-register : X ↔ Y --------
iv
Jan. 2002 Ver 2.0