Z86E3016PSG Datasheet, PDF (227/348 Pages) Zilog, Inc. – Z86E3016PSG

Z8 CPU
User Manual
209
Binary Hex
0000
0
1000
8
0111
7
1111
F
0110
6
1110
E
1101
D
0101
5
0100
4
1100
C
0110
6
1110
E
1001
9
0001
1
1010
A
0010
2
1111
F
0111
7
1011
B
0011
3
Table 36. Condition Codes
Mnemonic
F
(blank)
C
NC
Z
NZ
PL
Ml
OV
NOV
EQ
NE
GE
LT
GT
LE
UGE
ULT
UGT
ULE
Definition
Always False
Always True
Carry
No Carry
Zero
Non-Zero
Plus
Minus
Overflow
No Overflow
Equal
Not Equal
Greater Than or Equal
Less Than
Greater Than
Less Than or Equal
Unsigned Greater Than
or Equal
Unsigned Less Than
Unsigned Greater Than
Unsigned Less Than or
Equal
Flag Settings
—
—
C=1
C=0
Z=1
Z=0
S=0
S=1
V=1
V=0
Z=1
Z=0
(S XOR V) = 0
(S XOR V) = 1
(Z OR (S XOR V)) = 0
(Z OR (S XOR V)) = 1
C=0
C=1
(C = 0 AND Z = 0) = 1
(C OR Z) = 1
UM001602-0904
Instruction Set