UPD75238GJ NEC [NEC], UPD75238GJ Datasheet - Page 165

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

Accumu-
lator man-
ipulatio
Arithme-
tic/logical
Instruc-
tion
n
Mnemonic
ADDS
ADDC
SUBS
SUBC
AND
OR
XOR
RORC
NOT
A, #n4
XA, #n8
A, @HL
XA, rp'
rp'1, XA
A, @HL
XA, rp'
rp'1, XA
A, @HL
XA, rp'
rp'1, XA
A, @HL
XA, rp'
rp'1, XA
A, #n4
A, @HL
XA, rp'
rp'1, XA
A, #n4
A, @HL
XA, rp'
rp'1, XA
A, #n4
A, @HL
XA, rp'
rp'1, XA
A
A
Operand
0 1 1 0 I
1 0 1 1 1 0 0 1
1 1 0 1 0 0 1 0
1 0 1 0 1 0 1 0
1 0 1 0 1 0 1 0
1 0 1 0 1 0 0 1
1 0 1 0 1 0 1 0
1 0 1 0 1 0 1 0
1 0 1 0 1 0 0 0
1 0 1 0 1 0 1 0
1 0 1 0 1 0 1 0
1 0 1 1 1 0 0 0
1 0 1 0 1 0 1 0
1 0 1 0 1 0 1 0
1 0 0 1 1 0 0 1
1 0 0 1 0 0 0 0
1 0 1 0 1 0 1 0
1 0 1 0 1 0 1 0
1 0 0 1 1 0 0 1
1 0 1 0 0 0 0 0
1 0 1 0 1 0 1 0
1 0 1 0 1 0 1 0
1 0 0 1 1 0 0 1
1 0 1 1 0 0 0 0
1 0 1 0 1 0 1 0
1 0 1 0 1 0 1 0
1 0 0 1 1 0 0 0
1 0 0 1 1 0 0 1
B
1
3
I
2
I
1
I
0
I
1 1 0 0 1 P
1 1 0 0 0 P
1 1 0 1 1 P
1 1 0 1 0 P
1 1 1 0 1 P
1 1 1 0 0 P
1 1 1 1 1 P
1 1 1 1 0 P
0 0 1 1 I
1 0 0 1 1 P
1 0 0 1 0 P
0 1 0 0 I
1 0 1 0 1 P
1 0 1 0 0 P
0 1 0 1 I
1 0 1 1 1 P
1 0 1 1 0 P
0 1 0 1 1 1 1 1
7
I
6
Instruction code
I
5
I
4
B
2
I
3
3
3
3
I
I
I
I
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
P
P
P
P
P
P
P
P
P
P
P
P
P
P
I
I
I
I
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
P
P
P
P
P
P
P
P
P
P
P
P
P
P
I
I
I
I
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
PD75238
B
3
165