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UPD78C12AL Datasheet(PDF) 21 Page - NEC

Part # UPD78C12AL
Description  8-BIT SINGLE-CHIP MICROCOMPUTER WITH A/D CONVERTER
PDF  66 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD78C12AL Datasheet(HTML) 21 Page - NEC

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21
µPD78C10A,78C11A,78C12A
4.2
SYMBOL DESCRIPTION OF OPERATION CODE
R2
0
0
0
0
1
1
1
1
R1
0
0
1
1
0
0
1
1
R0
0
1
0
1
0
1
0
1
reg
V
A
B
C
D
E
H
L
S5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
S4
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
S3
0
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
S2
0
0
0
0
1
1
1
0
0
0
0
1
1
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
S1
0
0
1
1
0
1
1
0
0
1
1
0
0
0
0
1
1
0
1
0
0
1
1
0
0
1
1
0
S0
0
1
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Special-reg
PA
PB
PC
PD
PF
MKH
MKL
ANM
SMH
SML
EOM
ETMM
TMM
MM
MCC
MA
MB
MC
MF
TXB
RXB
TM0
TM1
CR0
CR1
CR2
CR3
ZCM
rr1
sr
U0
0
1
special-reg
ETM0
ETM1
V0
0
1
special-reg
ECNT
ECPT
P2
0
0
0
0
1
P1
0
0
1
1
0
P0
0
1
0
1
0
reg-pair
SP
BC
DE
HL
EA
Q2
0
0
0
0
1
Q1
0
0
1
1
0
Q0
0
1
0
1
0
reg-pair
VA
BC
DE
HL
EA
F2
0
0
0
1
F1
0
1
1
0
F0
0
0
1
0
flag
CY
HC
Z
sr3
sr4
rp
rp1
f
irf
I4
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
I3
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
I2
0
0
0
0
1
1
1
1
0
0
0
0
1
0
0
0
0
1
I1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
0
1
1
0
I0
0
1
0
1
0
1
0
1
0
1
0
1
0
0
1
0
1
0
INTF
NMI
FT0
FT1
F1
F2
FE0
FE1
FEIN
FAD
FSR
FST
ER
OV
AN4
AN5
AN6
AN7
SB
T2
0
0
0
0
1
1
1
1
T1
0
0
1
1
0
0
1
1
T0
0
1
0
1
0
1
0
1
reg
EAH
EAL
B
C
D
E
H
L
rpa
A2
0
0
0
0
1
1
1
1
0
1
1
1
1
A1
0
0
1
1
0
0
1
1
1
0
0
1
1
A0
0
1
0
1
0
1
0
1
1
0
1
0
1
addressing
(BC)
(DE)
(HL)
(DE)+
(HL)+
(DE)-
(HL)-
(DE + byte)
(HL + A)
(HL + B)
(HL + EA)
(HL + byte)
A3
0
0
0
0
0
0
0
0
1
1
1
1
1
C2
0
0
1
1
0
1
1
1
1
C1
1
1
0
0
1
0
0
1
1
C0
0
1
0
1
1
0
1
0
1
addressing
(DE)
(HL)
(DE)++
(HL)++
(DE + byte)
(HL + A)
(HL + B)
(HL + EA)
(HL + byte)
C3
0
0
0
0
1
1
1
1
1
rpa3
r
r2
rpa
rpa1
rpa2
sr
sr1
sr2
rp
rp2
rp3



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