Instruction Code Description - NEC mPD78C14 A Schematics

3.2 Instruction Code Description

r
reg
R R R
2 1 0
0 0 0 V
0 0 1 A
0 1 0 B
0 1 1 C
r
1 0 0 D
1 0 1 E
1 1 0 H
L
1 1 1
sr
S S S S S S
5 4 3 2 1 0
0 0 0 0 0 0
0
0 0 0 0 1
0 0 0 0 1 0
0 0 0 0 1 1
0 0 0 1 0 1
0 0 0 1 1 0
0 0
0 1 1 1
0 0 1 0 0 0
0 0 1 0 0 1
0 0 1 0 1 0
0 0 1 0 1 1
0 1
0 1 0 0
0 0 1 1 0 1
0 1 0 0 0 0
0 1 0 0 0 1
0 1 0 0 1 0
0 1 0 0 1 1
0
0 1 1 0 0
0 1 0 1 1 1
0 1 1 0 0 0
0 1 1 0 0 1
0 1 1 0 1 0
1
0 1 0 1 1
1 0 0 0 0 0
1 0 0 0 0 1
1 0 0 0 1 0
1 0 0 0 1 1
0 1
1 0 0 0
sr3
U
Special-reg
0
0 ETM0
1 ETM1
rp
P P P reg-pair
2 1 0
0 0 0
SP
0 0 1
BC
0 1 0
DE
0 1 1
HL
1 0 0
EA
16
r1
reg
T T T
2 1 0
0 0 0 EAH
0 0 1 EAL
r2
0 1 0 B
0 1 1 C
1 0 0 D
1 0 1 E
1 1 0 H
L
1 1 1
Special-reg
PA
PB
PC
PD
sr1 sr2
PF
MKH
MKL
ANM
SMH
SML
sr
EOM
ETMM
TMM
MM
MCC
MA
MB
MC
MF
TXB
RXB
TM0
TM1
CR0
CR1
CR2
CR3
ZCM
sr4
V Special-reg
0
0 ECNT
1 ECPT
rp1
Q Q
2 1
0 0
0 0
rp
0 1
rp2
rp3
0 1
1 0
rpa
addressing
A A A A
3 2 1 0
0 0 0 0
0 0 0 1 (BC)
0 0 1 0 (DE)
0 0 1 1 (HL)
+
0 1 0 0 (DE)
+
0 1 0 1 (HL)
–
0 1 1 0 (DE)
–
1
0 1 1 (HL)
1 0 1 1 (DE+byte)
1 1 0 0 (HL+A)
1 1 0 1 (HL+B)
1 1 1 0 (HL+EA)
1 1
1 1 (HL+byte)
rpa3
C C C C addressing
3 2 1 0
0 0 1 0 (DE)
0 0 1 1 (HL)
++
0 1 0 0 (DE)
++
0 1 0 1 (HL)
1 0 1 1 (DE+byte)
1 1 0 0 (HL+A)
1 1 0 1 (HL+B)
1 1 1 0 (HL+EA)
1 1 1 1 (HL+byte)
irf
*
I
I I I I
4 3 2 1 0
0 0 0 0 0 NMI
0 0 0 0 1 FT0
1
0 0 0 0 FT1
0 0 0 1 1 F1
0 0 1 0 0 F2
0 0 1 0 1 FE0
0 0 1 1 0 FE1
1 1 FEIN
0 0 1
0 1 0 0 0 FAD
0 1 0 0 1 FSR
0 1 0 1 0 FST
0 1 0 1 1 ER
0 1 1 0 0 OV
1 0 0 0 0 AN4
1 0 0 0 1 AN5
1 0 0 1 0 AN6
1 0 0 1 1 AN7
1 0 1 0 0 SB
f
Q reg-pair F F
0 2 1
0 0 0
VA
1 0 1
BC
0 0 1
DE
1 1 0
HL
0
EA
µ PD78C14(A)
rpa1
rpa
rpa2
INTF
F flag
0
0
—
0
CY
1
HC
0
Z