w65c816s Western Design Center, Inc., w65c816s Datasheet - Page 44

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w65c816s

Manufacturer Part Number
w65c816s
Description
W65c816s 8/16?bit Microprocessor
Manufacturer
Western Design Center, Inc.
Datasheet
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
Address Mode
(3)
(7)
(3)
(7)
(10)
(10)
(10)
(1)
(1)
Note
1
2
3
4
5
6
7
1
1
2
3
4
5
6
1
1
2
3
4
5
6
1
1
2
3
4
5
6
7
8
1
1
2
3
4
4a
1
2
3
4
5
6
7
7a
Cycle
Table 5-7 (continued)
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
1
1
1
1
1
1
1
1
1
1
1
1
1
1
VPB
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
1
1
1
1
1
1
1
1
MLB
1
0
0
1
1
1
1
1
1
0
0
1
1
0
1
1
0
0
1
1
1
1
1
0
1
1
1
1
1
1
1
1
0
0
1
1
1
0
0
1
1
0
1
1
VDA
(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
VPA
(14)
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
Address Bus
(15)
OpCode
IO
IO
P
New PCL
New PCH
PBR
Next
OpCode
OpCode
IO
IO
PCL
PCH
IO
OpCode
OpCode
IO
IO
New PCL
New PCH
New PBR
Next
OpCode
OpCode
Signature
PBR
PCH
PCL
P
AAVL
AAVH
Next
OpCode
OpCode
SO
IO
Data Low
Data High
OpCode
SO
IO
AAL
AAH
IO
Data Low
Data High
Data Bus
44
RWB
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
1
1
1
1
1
1
1/0
1/0
1
1
1
1
1
1
1/0
1/0

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