NEC PD754144 User Manual page 252

4-bit single-chip microcontrollers
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Instruction
Mnemonic
INCS
reg
Increment/
decrement
rp1
@HL
mem
DECS
reg
rp'
Comparison SKE
reg, #n4
@HL, #n4
A, @HL
XA, @HL
A, reg
XA, rp'
SET1
CY
Carry flag
manipula-
CLR1
CY
tion
SKT
CY
NOT1
CY
Memory bit
SET1
mem.bit
manipula-
*1
tion
CLR1
mem.bit
*1
SKT
mem.bit
*1
SKF
mem.bit
*1
SKTCLR
*1
AND1
CY, *1
OR1
CY, *1
XOR1
CY, *1
252
CHAPTER 11 INSTRUCTION SET
Operand
B
1
1 1 0 0 0 R
1 0 0 0 1 P
1 0 0 1 1 0 0 1 0 0 0 0 0 0 1 0
1 0 0 0 0 0 1 0 D
1 1 0 0 1 R
1 0 1 0 1 0 1 0 0 1 1 0 1 P
1 0 0 1 1 0 1 0 I
1 0 0 1 1 0 0 1 0 1 1 0 I
1 0 0 0 0 0 0 0
1 0 1 0 1 0 1 0 0 0 0 1 1 0 0 1
1 0 0 1 1 0 0 1 0 0 0 0 1 R
1 0 1 0 1 0 1 0 0 1 0 0 1 P
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
B
1
0
1 0 0 1 1 1 0 1
1 0 B
B
1
0
1 0 0 1 1 1 0 0
1 0 B
B
1
0
1 0 1 1 1 1 1 1
1 0 B
B
1
0
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
User's Manual U10676EJ3V0UM
Opcode
B
2
R
R
2
1
0
P
P
2
1
0
D
D
D
D
D
7
6
5
4
3
R
R
2
1
0
I
I
I
0 R
3
2
1
0
I
3
0 1 0 1 D
D
D
D
D
D
7
6
5
4
3
*2
0 1 0 0 D
D
D
D
D
D
7
6
5
4
3
*2
0 1 1 1 D
D
D
D
D
D
7
6
5
4
3
*2
0 1 1 0 D
D
D
D
D
D
7
6
5
4
3
*2
*2
*2
*2
*2
B
3
D
D
2
1
0
P
P
2
1
0
R
R
2
1
0
I
I
2
1
0
R
R
2
1
0
P
P
2
1
0
D
D
2
1
0
D
D
2
1
0
D
D
2
1
0
D
D
2
1
0

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