z8f083a ZiLOG Semiconductor, z8f083a Datasheet - Page 179
z8f083a
Manufacturer Part Number
z8f083a
Description
High-performance 8-bit Microcontrollers
Manufacturer
ZiLOG Semiconductor
Datasheet
1.Z8F083A.pdf
(256 pages)
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Table 109. eZ8 CPU Instruction Summary (Continued)
PS026308-1207
Assembly
Mnemonic
CPC dst, src
CPCX dst, src
CPX dst, src
DA dst
DEC dst
DECW dst
DI
DJNZ dst, RA
EI
HALT
INC dst
INCW dst
Flags Notation:
Symbolic
Operation
dst - src - C
dst - src - C
dst - src
dst ← DA(dst)
dst ← dst - 1
dst ← dst - 1
IRQCTL[7] ← 0
dst ← dst – 1
if dst ≠ 0
IRQCTL[7] ← 1
HALT Mode
dst ← dst + 1
dst ← dst + 1
* = Value is a function of the result of the operation.
– = Unaffected
X = Undefined
PC ← PC + X
Address Mode
IRR
IRR
dst
ER
ER
ER
ER
RR
RR
IR
IR
IR
IR
R
R
R
R
R
R
r
r
r
r
src
ER
ER
IM
IM
IM
IM
IR
R
Ir
r
Opcode(s)
0E-FE
0A-FA
1F A2
1F A3
1F A4
1F A5
1F A6
1F A7
1F A8
1F A9
(Hex)
A8
A9
8F
9F
7F
A0
A1
40
41
30
31
80
81
20
21
0 = Reset to 0
1 = Set to 1
C
–
–
–
–
–
–
–
–
*
*
*
*
Z
–
–
–
–
*
*
*
*
*
*
*
*
Z8 Encore!
Flags
S V
–
–
–
–
*
*
*
*
*
*
*
*
Product Specification
X
–
–
–
–
–
*
*
*
*
*
*
eZ8 CPU Instruction Set
D
–
–
–
–
–
–
–
–
–
–
–
–
®
H
–
–
–
–
–
–
–
–
–
–
–
–
F083A Series
Cycles
Fetch
3
3
4
4
4
4
5
5
4
4
2
2
2
2
2
2
1
2
1
1
2
2
1
2
2
Cycles
Instr.
3
4
3
4
3
4
3
3
3
3
2
3
2
3
5
6
2
3
2
2
2
3
2
5
6
167
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