UPD75238GJ NEC [NEC], UPD75238GJ Datasheet - Page 166

• Manufacturer Part Number: UPD75238GJ
• Description: 4 BIT SINGLE-CHIP MICROCOMPUTER
• Manufacturer: NEC [NEC]

166
Incre-
ment/
decre-
ment
Compari-
son
Carry flag
manipu-
lation
Memory
bit
manipu-
lation
Instruc-
tion
Mnemonic
INCS
DECS
SKE
SET1
CLR1
SKT
NOT1
SET1
CLR1
SKT
SKF
SKTCLR
AND1
OR1
XOR1
reg
rp1
@HL
mem
reg
rp'
reg, #n4
@HL, #n4
A, @HL
XA, @HL
A, reg
XA, rp'
CY
CY
CY
CY
mem.bit
mem.bit
mem.bit
mem.bit
CY, *1
CY, *1
CY, *1
*1
*1
*1
*1
*1
Operand
1 1 0 0 0 R
1 0 0 0 1 P
1 0 0 1 1 0 0 1
1 0 0 0 0 0 1 0
1 1 0 0 1 R
1 0 1 0 1 0 1 0
1 0 0 1 1 0 1 0
1 0 0 1 1 0 0 1
1 0 0 0 0 0 0 0
1 0 1 0 1 0 1 0
1 0 0 1 1 0 0 1
1 0 1 0 1 0 1 0
1 1 1 0 0 1 1 1
1 1 1 0 0 1 1 0
1 1 0 1 0 1 1 1
1 1 0 1 0 1 1 0
1 0 B
1 0 0 1 1 1 0 1
1 0 B
1 0 0 1 1 1 0 0
1 0 B
1 0 1 1 1 1 1 1
1 0 B
1 0 1 1 1 1 1 0
1 0 0 1 1 1 1 1
1 0 1 0 1 1 0 0
1 0 1 0 1 1 1 0
1 0 1 1 1 1 0 0
1
1
1
1
B
B
B
B
0
0
0
0
B
1
0 1 0 1
0 1 0 0
0 1 1 1
0 1 1 0
2
2
2
R
R
P
1
1
1
R
R
0
0
0
D
D
D
D
D
0 0 0 0 0 0 1 0
0 1 1 0 1 P
I
0 1 1 0 I
0 0 0 1 1 0 0 1
0 0 0 0 1 R
0 1 0 0 1 P
3
7
7
7
7
7
D
D
D
D
D
I
2
6
6
6
6
6
Instruction code
D
D
D
D
D
I
1
5
5
5
5
5
D
D
D
D
D
I
0
B
4
4
*2
4
*2
4
*2
4
*2
*2
*2
*2
*2
2
D
D
D
D
D
0 R
3
3
3
3
3
3
D
D
D
D
D
I
2
2
2
2
2
2
2
2
2
2
D
D
D
D
D
P
R
R
P
I
1
1
1
1
1
1
1
1
1
1
D
R
R
D
D
D
P
P
I
D
0
0
0
0
0
0
0
0
0
0
B
3
PD75238