z80189 ZiLOG Semiconductor, z80189 Datasheet - Page 245
z80189
Manufacturer Part Number
z80189
Description
Z80180, Z8s180, Z8l180 Mpu Operation
Manufacturer
ZiLOG Semiconductor
Datasheet
1.Z80189.pdf
(326 pages)
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PROGRAM AND CONTROL INSTRUCTIONS
Table 45.
Operation
Name
Call
Jump
Mnemonics
CALL mn
CALL f,mn
DJNZj
JP f,mn
JP mn
JP (HL)
JP (IX)
JP (IY)
JR j
JR Cj
JR NCj
Program Control Instructions
Op Code
11 001 101
<n>
<m>
11 f 100
<n>
<m>
00 010 000
<j-2>
11 f 010
<n>
<m>
11 000 011
<n>
<m>
11 101 001
11 011 101
11 101 001
11 111 101
11 101 001
00 011 000
<j-2>
00 111 000
<j-2>
00 110 000
<j-2>
Immed Ext Ind Reg RegI Imp Rel
D
D
D
D
Addressing
D
D
D
D
D
D
D
Bytes States
3
3
2
2
3
3
3
1
2
2
2
2
2
2
2
16
6 (f : false)
16 (f: true)
9 (Br ¹ 0)
7 (Br = 0)
6 (f: false)
9 (f: true)
9
3
6
6
8
6
8
6
8
Family MPU User Manual
PCHr®(SP-1)
PCLr®(SP-2)
mn®PC
SP
continue : f is false
CALL mn: f is true
Br-1®Br
continue: Br = 0
PC
mn®PC
continue: f is false
mn®PC
HL
IX
IY
PC
continue: C = 0
PC
continue : C = 1
PC
R
R
R
R
R
R
R
R
®PC
®PC
®PC
-2®SP
+ j®PC
+ j®PC
+ j®PC
+ j®PC
Operation
R
R
R
R
R
R
: f is true
R
R
R
R
R
M
: Br ¹ 0
: C = 1
M
: C = 0
UM005003-0703
7 6 4 2
S Z H P/V N C
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Z8018x
Flags
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