W65C832_1 Datasheet, PDF (51/64 Pages) –

WDC
THE WESTERN DESIGN CENTER, INC.
W65C832
ADDRESS MODE
CYCLE VP,ML,VDA,VPA ADDRESS BUS
*21i.Stack (Push Effective
1. 1 1 1 1 PBR,PC
Absolute Address)-s
(PEA)
(lOp Code)
(3 bytes)
(5 cycles)
*21j.Stack (Push Effective
2. 1 1 0 1 PBR,PC+l
3. 1 1 0 1 PBR,PC+2
4. 1 1 1 0 O,S
5. 1 1 1 0 O,S-l
1. 1 1 1 1 PBR, PC
Program Counter Relative 2. 1 1 0 1 PBR,PC+1
Address)-s
(PER)
(1 Op Code)
3. 1 1 0 1 PBR,PC+2
4. 1 1 0 0 PBR,PC+2
5. 1 1 1 0 O,S
(3 bytes)
(6 cycles)
*22. Stack Relative-d,s
(ORA, AND, EOR, ADL,
STA,LDA,CMP,SBC)
6. 1 1 1 0 O,S-1
1. 1 1 1 1 PBR,PC
2. 1 1 0 1 PBR,PC+1
3. 1 1 0 0 PBR,PC+1
(8 Op Codes)
(2 bytes)
(4,5 and 7 cycles)
4. 1 1 1 0 O,S+SO
(1) 4a. 1 1 1 0 0,S+SO+1-3
*23. Stack Relative Indirect 1. 1 1 1 1 PBR,PC
Indexed-(d,s),y
2. 1 1 0 1 PBR,PC+1
(ORA,AND,EOR,ADC,STA,LDA, 3. 1 1 0 0 PBR+PC+1
CMP, SBC)
4. 1 1 1 0 O,S+SO
(8 Op Codes)
5. 1 1 1 0 O,S+SO+l
(2 bytes)
6. 1 1 0 0 O,S+SO+1
(7,8 and 10 cycles)
7. 1 1 1 0 DBR,AA+Y
(1) 7a. 1 1 1 0 DBR,AA+Y+1-3
*24a.Block Move Positive
-_{I 1. 1 1 1 1 PBR,PC}
(forward)-xyc
(18) I 2. 1 1 0 1 PBR,PC+1
(MVP)
(18) I 3. 1 1. 0 1 PBR,PC+2
(lOp Code)
N-2! 4. 1 1 1 0 SBA,X
(3 bytes)
Bytel 5. 1 1 1 0 DBA,Y
(5 and 7 cycles)
C=21 6. 1 1 0 0 DBA,Y
I ^{7. 1 1 0} 0 ^DBA,Y
x=Source Address
y=Destination
I^- 1. ^{1 1} 1 ^{1 PBR,PC}
c=iof bytes to move-1(18) I 2. 1 1 0 1 PBR,PC+1
x,y Decrement
(18) I 3. 1 1 0 1 PBR, PC+2
MVP is used when the N-11 4. 1 1 1 0 SBA,X-1
dest. start address Bytel 5. 1 1 1 0 DBA,Y-1
is higher (more
C=l, 6. 1 1 0 0 DBA,Y-1
positive) than the source I 7. 1 1 0 0 DBA,Y-1
start address.
-_{I 1. 1 1 1 1 PBR,PC}
FFFFFF
(18) I 2. 1 1 0 1 PBR,PC+1
"-
Dest Start (18) I 3. 1 1 0 1 PBR,PC+2
, _Source
N Bytel
Start Last'
4.
5.
1
1
1
1
1
1
0 SBA,X-2
0 DBA,Y-2
I ^{,I- ':=DSoeustrcEenEdnd}
C=OI 6. 1 1 0 0 DBA,Y-2
I ^{7. 1 1} 0 0 ^DBA,Y-2
000000
I ^{1. 1 1 1 1 PBR,PC+3}
DATA BUS R/W
OpCode 1
AAL
1
AAH
1
AAH
0
AAL
0
OpCode 1
OFF Low 1
OFF High 1
IO
1
PCH+OFF+ 0
Carry
PCL+OFF 0
OpCode
1
SO
1
IO
1
Byte 0 1/0
Bytesl-3 1/0
OpCode 1
SO
1
IO
1
AAL
1
AAH
1
IO
1
Byte 0 1/0
Bytesl-3 1/0
OpCode
1
DBA
1
SBA
1
SRC Data 1
DEST Data 0
IO
1
IO
1
OpCode
1
DBA
1
SBA
1
SRC Data 1
DEST Data 0
IO
1
IO
1
Op Code 1
DBA
1
SBA
1
SRC Data 1
DEST Data 0
IO
1
IO
1
New OpCode 1
MARCH 1990
40