w65c816s Western Design Center, Inc., w65c816s Datasheet - Page 43

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w65c816s

Manufacturer Part Number

w65c816s

Description

W65c816s 8/16?bit Microprocessor

Manufacturer

Western Design Center, Inc.

Datasheet

1.W65C816S.pdf (57 pages)

Current page: 43 of 57
Download datasheet (532Kb)

20. Relative r

BCC, BCS, BEQ, BMI, BNE, BPL, BRA,

BVC,BVS

9 OpCodes, 2 bytes, 2,3 and 4 cycles

21. Relative Long rl

BRL

1 OpCode, 3 bytes, 4 cycles

22a. Stack s

ABORT, IRQ, NMI, RES

4 hardware interrupts

0 bytes, 7 and 8 cycles

22b. Stack s

PLA, PLB, PLD, PLP, PLX, PLY

Different than N6502

6 Op Codes,1 byte, 4 and 5 cycles

22c. Stack s

PHA, PHB PHP, PHD, PHK, PHX, PHY

7 Op Codes, 1 byte, 3 and 4 cycles

22d. Stack s

PEA

1 Op Code, 3 bytes, 5 cycles

22e. Stack s

PEI

1 Op Code, 2 bytes, 6 and 7 cycles

22f. Stack s

PER

1 Op Code, 3 bytes, 6 cycles

Address Mode

(5)

(6)

(3)

(7)

(10)

(10)

(10)

(11)

(1)

(1)

(12)

(2)

Note

1

2

2a

2b

1

1

2

3

4

1

1

2

3

4

5

6

7

8

1

1

2

3

4

4a

1

2

3a

3

1

2

3

4

5

1

2

2a

3

4

5

6

1

2

3

4

5

6

Cycle

Table 5-7 (continued)

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

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

1

1

MLB

1

0

0

0

1

1

0

0

0

1

1

0

1

1

1

1

1

1

1

1

0

0

1

1

1

0

1

1

1

0

0

1

1

1

0

0

1

1

1

1

1

0

0

0

1

1

VDA

(14)

1

1

0

0

1

1

1

1

0

1

1

0

0

0

0

0

0

0

1

1

0

0

0

0

1

0

0

0

1

1

1

0

0

1

1

0

0

0

0

0

1

1

1

0

0

0

VPA

(14)

PBR,PC

PBR,PC+1

PBR,PC+1

PBR,PC+1

PBR,PC+Offset

PBR,PC

PBR,PC+1

PBR,PC+2

PBR,PC+2

PBR,PC+Offset

PBR,PC

PBR,PC

0,S

0,S-1

0,S-2

0.S-3

0,VA

0,VA+1

0,AAV

PBR,PC

PBR,PC+1

PBR,PC+1

0,S+1

0,S+2

PBR,PC

PBR,PC+1

0,S

0,S-1

PBR,PC

PBR,PC+1

PBR,PC+2

0,S

0,S-1

PBR,PC

PBR,PC+1

PBR,PC+1

0,D+DO

0,D+DO+1

0,S

0,S-1

PBR,PC

PBR,PC+1

PBR,PC+2

PBR,PC+2

0,S

0,S-1

Address Bus

(15)

OpCode

Offset

IO

IO

OpCode

OpCode

Offset Low

Offset High

IO

OpCode

IO

IO

PBR

PCH

PCL

P

AAVL

AAVH

Next OpCode

OpCode

IO

IO

REG Low

REG High

OpCode

IO

REG High

REG Low

OpCode

AAL

AAH

AAH

AAL

OpCode

DO

IO

AAL

AAH

AAH

AAL

OpCode

Offset Low

Offset High

IO

PCH+Offset+Carry

PCL+Offset

Data Bus

43

RWB

1

1

1

1

1

1

1

1

1

1

1

1

0

0

0

0

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

0

0

1

1

1

1

1

0

0

1

1

1

1

0

0

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