W65C816S Datasheet, PDF (48/62 Pages) List of Unclassifed Manufacturers – Microprocessor

The Western Design Center, Inc.
Address Mode
22g. Stack s
RTI
1 Op Code, 1 byte, 6 and 7 cycles
(different order fromN6502)
22h. Stack s
RTS
1 OpCode, 1 byte, 6 cycles
22i. Stack s
RTL
1 Op Code, 1 byte, 6 cycles
22j. Stack s
BRK,COP
2 OpCodes, 2 bytes
7 and 8 cycles
23. Stack Relative d,s
ADC, AND, CMP, EOR,
LDA, ORA, SBC, STA
8 Op Codes, 2 bytes, 4 and 5 cycles
24. Stack Relative Indirect Indexed (d,s),y
ADC, AND, CMP, EOR, LDA, ORA, SBC,
STA
8 Op Codes, 2 bytes, 7 and 8 cycles
Note
(3)
(7)
(3)
(7)
(10)
(10)
(10)
(1)
(1)
Table 6-7 (continued)
Cycle VPB MLB VDA
(14)
1
1
1
1
2
1
1
0
3
1
1
0
4
1
1
1
5
1
1
1
6
1
1
1
7
1
1
1
1
1
1
1
1
1
1
1
2
1
1
0
3
1
1
0
4
1
1
1
5
1
1
1
6
1
1
0
1
1
1
1
1
1
1
1
2
1
1
0
3
1
1
0
4
1
1
1
5
1
1
1
6
1
1
1
1
1
1
1
1
1
1
1
2
1
1
0
3
1
1
1
4
1
1
1
5
1
1
1
6
1
1
1
7
0
1
1
8
0
1
1
1
1
1
1
1
1
1
1
2
1
1
0
3
1
1
0
4
1
1
1
4a
1
1
1
1
1
1
1
2
1
1
0
3
1
1
0
4
1
1
1
5
1
1
1
6
1
1
0
7
1
1
1
7a
1
1
1
VPA
(14)
1
0
0
0
0
0
0
1
1
0
0
0
0
0
1
1
0
0
0
0
0
1
1
1
0
0
0
0
0
0
1
1
1
0
0
0
1
1
0
0
0
0
0
0
W65C816S Data Sheet
Address Bus
(15)
PBR,PC
PBR,PC+1
PBR,PC+1
0,S+1
0,S+2
0,S+3
0,S+4
PBR,New PC
PBR,PC
PBR,PC+1
PBR,PC+1
0,S+1
0,S+2
0,S+2
PBR,PC
PBR,PC
PBR,PC+1
PBR,PC+1
0,S+1
0,S+2
0,S+3
NEW PBR,PC
PBR,PC
PBR,PC+1
0,S
0,S-1
0,S-2
0,S-3 (16)
0,VA
0,VA+1
0,AAV
PBR,PC
PBR,PC+1
PBR,PC+1
0,S+SO
0,S+SO+1
PBR,PC
PBR,PC+1
PBR,PC+1
0,S+SO
0,S+SO+1
0,S+SO+1
DBR,AA+Y
DBR,AA+Y+1
Data Bus RWB
OpCode
1
IO
1
IO
1
P
1
New PCL
1
New PCH
1
PBR
1
Next OpCode 1
OpCode
1
IO
1
IO
1
PCL
1
PCH
1
IO
1
OpCode
1
OpCode
1
IO
1
IO
1
New PCL
1
New PCH
1
New PBR
1
Next OpCode 1
OpCode
1
Signature
1
PBR
0
PCH
0
PCL
0
P
0
AAVL
1
AAVH
1
Next OpCode 1
OpCode
1
SO
1
IO
1
Data Low
1/0
Data High
1/0
OpCode
1
SO
1
IO
1
AAL
1
AAH
1
IO
1
Data Low
1/0
Data High
1/0
(see Table 6-8 for abbreviations)
The Western Design Center
W65C816S
48