Opcode Map - ZiLOG Z08617 Manual

OPCODE MAP

0 1
6.5 6.5
0
DEC DEC ADD
R1 IR1 r1, r2
6.5 6.5
1
RLC RLC ADC
R1 IR1 r1, r2
6.5 6.5
2
INC INC SUB
R1 IR1 r1, r2
8.0 6.1
3
JP SRP SBC
IRR1 IM r1, r2
8.5 8.5
4
DA DA
R1 IR1 r1, r2
10.5 10.5
5
POP POP AND
R1 IR1 r1, r2
6.5 6.5
6
COM COM TCM
R1 IR1 r1, r2
10/12.1 12/14.1
7
PUSH PUSH
R2 IR2 r1, r2
10.5 10.5
8
DECW DECW
RR1 IR1
6.5
6.5
9
RL RL
R1 IR1
10.5 10.5
A
INCW INCW
RR1 IR1 r1, r2
6.5 6.5
B
CLR CLR XOR
R1 IR1 r1, r2
6.5 6.5 12.0
C
RRC RRC LDC
R1 IR1 r1, Irr2
6.5 6.5
D SRA SRA
R1 IR1
6.5 6.5
E
RR RR
R1 IR1
8.5 8.5
F
SWAP SWAP
R1 IR1
2
Execution
Cycles
Upper
Opcode
Nibble
First
Operand
24
2 3 4 5
6.5 6.5 10.5 10.5
ADD ADD ADD
r1, Ir2 R2, R1 IR2, R1 R1, IM
6.5 6.5 10.5 10.5
ADC ADC ADC
r1, Ir2 R2, R1 IR2, R1 R1, IM
6.5 6.5 10.5 10.5
SUB SUB SUB
r1, Ir2 R2, R1 IR2, R1 R1, IM
6.5 6.5 10.5 10.5
SBC SBC SBC
r1, Ir2 R2, R1 IR2, R1 R1, IM
6.5 6.5 10.5 10.5
OR OR OR OR
r1, Ir2 R2, R1 IR2, R1 R1, IM
6.5 6.5 10.5 10.5
AND AND AND
r1, Ir2 R2, R1 IR2, R1 R1, IM
6.5 6.5 10.5 10.5
TCM TCM TCM
r1, Ir2 R2, R1 IR2, R1 R1, IM
6.5 6.5 10.5 10.5
TM TM TM TM
r1, Ir2 R2, R1 IR2, R1 R1, IM
6.5 6.5 10.5 10.5
CP CP CP CP
r1, Ir2 R2, R1 IR2, R1 R1, IM
6.5 6.5 10.5 10.5
XOR XOR XOR
r1, Ir2 R2, R1 IR2, R1 R1, IM
18.0
LDCI
Ir1, Irr2
20.0
CALL* CALL
IRR1
6.5 10.5 10.5
LD LD LD
R2, R1 IR2, R1 R1, IM
r1, IR2
6.5 10.5
LD LD
Ir1, r2 R2, IR1
3
Lower
Opcode
Nibble
Pipeline
Cycles
4
10.5
CP
A Mnemonic
1 2
R , R
Second
Operand
Lower Nibble (Hex)
6 7 8 9
6.5 6.5 12/10.5
10.5 10.5
LD LD DJNZ
ADD ADD
IR1, IM r1, R2 r2, R1 r1, RA
10.5 10.5
ADC ADC
IR1, IM
10.5 10.5
SUB SUB
IR1, IM
10.5 10.5
SBC SBC
IR1, IM
10.5 10.5
OR OR
IR1, IM
10.5 10.5
AND AND
IR1, IM
10.5 10.5
TCM TCM
IR1, IM
10.5 10.5
TM TM
IR1, IM
10.5 10.5
CP CP
IR1, IM
10.5 10.5
XOR XOR
IR1, IM
10.5
LD
r1,x,R2
20.0 10.5
LD
DA r2,x,R1
10.5 10.5
LD LD
IR1, IM
Bytes per Instruction
Legend:
R = 8-bit Address
r = 4-bit Address
R1 or r1 = Dst Address
R2 or r2 = Src Address
Sequence:
Opcode, First Operand,
Second Operand
Note: Blank areas not defined.
*2-byte instruction appears as
Z08617 NMOS Z8
K
A B C D
12/10.0 6.5 12.10.0
JR LD JP
cc, RA r1, IM cc, DA
2 3
a 3-byte instruction
®
8-B MCU
IT
C
EYBOARD ONTROLLER
E F
6.5
INC
r1
6.0
WDT
6.1
DI
6.1
EI
14.0
RET
16.0
IRET
6.5
RCF
6.5
SCF
6.5
CCF
6.0
NOP
1