W65C816S Datasheet, PDF (43/62 Pages) List of Unclassifed Manufacturers – Microprocessor

The Western Design Center, Inc.
Address Mode
Note
4a. Absolute Long al
ADC, AND, CMP, EOR, LDA, ORA, SBC,
STA, 8 OpCodes, 4 bytes,
5 & 6 cycles
(1)
4b. Absolute Long (JUMP) al
JMP
1 OpCode, 4 bytes, 4 cycles
4c. Absolute Long (JUMP to Subroutine
Long) al
JSL
1 OpCode, 4 bytes, 7 cycles
5. Absolute Long,X al,x
ADC, AND, CMP, EOR, LDA, ORA, SBC,
STA
8 OpCodes, 4 bytes, 5 and 6 cycles
(1)
6a Absolute, X a, x
ADC, AND, BIT, CMP, EOR, LDA, LDY,
ORA, SBC, STA, STA, STZ
12 OpCodes, 3 bytes, 4,5 and 6 cycles
(4)
(1)
6b Absolute, X(R-M-W) a,x
ASL, DEC INC LSR ROL, ROR
6 OpCodes, 3 bytes, 7 and 9 cycles
(1)
(3)(17)
(1)
7. Absolute, Y a,y
ADC, AND, CMP, EOR, LDA, LDX, ORA,
SBC, STA
9 OpCodes, 3 bytes, 4,5 and 6 cycles
(4)
(1)
8. Accumulator A
ASL, DEC, INC, LSR, ROL, ROR
6 OpCodes, 1 byte, 2 cycles
Table 6-7 (continued)
Cycle VPB
1
1
2
1
3
1
4
1
5
1
5a
1
1
1
2
1
3
1
4
1
1
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
1
1
1
1
2
1
3
1
4
1
5
1
5a
1
1
1
2
1
3
1
3a
1
4
1
4a
1
1
1
2
1
3
1
4
1
5
1
5a
1
6
1
7a
1
7
1
1
1
2
1
3
1
3a
1
4
1
4a
1
MLB
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
1
1
1
1
1
1
VDA
(14)
1
0
0
0
1
1
1
0
0
0
1
1
0
0
1
0
0
1
1
1
1
0
0
0
1
1
1
0
0
0
1
1
1
0
0
0
1
1
0
1
1
1
0
0
0
1
1
1
1
1
1
2
1
1
0
VPA
(14)
1
1
1
1
0
0
1
1
1
1
1
1
1
1
0
0
1
0
0
1
1
1
1
1
0
0
1
1
1
0
0
0
1
1
1
0
0
0
0
0
0
1
1
1
0
0
0
1
0
W65C816S Data Sheet
Address Bus (15)
PBR,PC
PBR,PC+1
PBR,PC+2
PBR,PC+3
AAB,AA
AAB,AA+1
PBR,PC
PBR,PC+1
PBR,PC+2
PBR,PC+3
New PBR,PC
PBR,PC
PBR,PC+1
PBR,PC+2
0,S
0,S
PBR,PC+3
0,S-1
0,S-2
New PBR,PC
PBR,PC
PBR,PC+1
PBR,PC+2
P BR,PC+3
AAB,AA+X
AAB,AA+X+1
PBR,PC
PBR,PC+1
PBR,PC+2
DBR,AAH,AAL+XL
DBR,AA+X
DBR,AA+X+1
PBR,PC
PBR,PC+1
PBR,PC+2
DBR,AAH,AAL+XL
DBR,AA+X
DBR,AA+X+1
DBR,AA+X+1
DBR,AA+X+1
DBR,AA+X
PBR,PC
PBR,PC+1
PBR,PC+2
DBR,AAH,AAL+YL
DBR,AA+Y
DBR,AA+Y+1
PBR,PC
PBR,PC+1
Data Bus
OpCode
AAL
AAH
AAB
Data Low
Data High
OpCode
New PCL
New PCH
New BR
OpCode
OpCode
New PCL
New PCH
PBR
IO
New PBR
PCH
PCL
Next OpCode
OpCode
AAL
AAH
AAB
Data Low
Data High
OpCode
AAL
AAH
IO
Data Low
Data High
OpCode
AAL
AAH
IO
Data Low
Date High
IO
Data High
Data Low
OpCode
AAL
AAH
IO
Data Low
Data High
OpCode
IO
RWB
1
1
1
1
1/0
1/0
1
1
1
1
1
1
1
1
0
1
1
0
0
1
1
1
1
1
1/0
1/0
1
1
1
1
1/0
1/0
1
1
1
1
1
1
1
0
0
1
1
1
1
1/0
1/0
1
1
(see Table 6-8 for abbreviations)
The Western Design Center
W65C816S
43