
Instruction code
Function
Mnemonic
Hexadecimal
notation
N
w
N
c
Parameter
Type of
instructions
D
8
 D
7
 D
6
 D
5
 D
4
 D
3
 D
2
 D
1
 D
0
MITSUBISHI
ELECTRIC
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.
54
MITSUBISHI MICROCOMPUTERS
4282 Group
SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
0 0 0
0 0
D
0 0
3
0 5
9
0 5
8
0 8
2
0 8
F
0 8
E
0 0
F
NOP
POF
SNZP
CCK
TLOA
URSC
TPU0A
TPU1A
WRST
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0
0
0
0
0
0
0
1
1
0
0
1
0
1
1
0
0
1
0
0
1
0
1
1
0
0
0
0
1
0
0
0
0
0
1
0
0
1
0
0
0
1
1
1
1
0
1
0
0
0
1
1
1
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
(PC) 
←
 (PC) + 1
RAM back-up
(P) = 1 
STCK changes to f(X
IN
)
(LO
1
, LO
0
) 
←
 (A
1
, A
0
)
(URS) 
←
 1
(PU0
3
–PU0
0
) 
←
 (A
3
–A
0
)
(PU1
3
–PU1
0
) 
←
 (A
3
–A
0
)
(WDF1) 
←
 0
O