UPD78F9418A NEC, UPD78F9418A Datasheet - Page 26

• Manufacturer Part Number: UPD78F9418A
• Description: (UPD7894xxA) 8-Bit Single Chip Microcontrollers
• Manufacturer: NEC

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26
ANI0 to ANI6:
ASCK:
AV
AV
AV
BIAS:
CMPIN0:
CMPREF0:
CMPTOUT0:
COM0 to COM3: Common output
CPT5:
IC:
INTP0 to INTP3: Interrupt from peripherals
KR0 to KR5:
P00 to P03:
P20 to P27:
P40 to P47:
P50 to P53:
DD
REF
SS
:
:
:
Analog input
Asynchronous serial input
Analog power supply
Analog reference voltage
Analog ground
LCD power supply bias control
Comparator input
Comparator reference
Comparator output
Capture trigger input
Internally connected
Key return
Port 0
Port 2
Port 4
Port 5
User’s Manual U13952EJ3V0UD
CHAPTER 1 GENERAL
P60 to P66:
P80 to P87:
P90 to P93:
RESET:
RxD:
S0 to S27:
SCK:
SI:
SO:
TI0, TI1:
TO2, TO5:
TxD:
V
V
V
V
X1, X2:
XT1, XT2:
DD0
LC0
PP
SS0
:
, V
, V
to V
SS1
DD1
LC2
:
:
:
Port 6
Port 8
Port 9
Reset
Receive data
Segment output
Serial clock
Serial input
Serial output
Timer input
Timer output
Transmit data
Power supply
LCD power supply
Programming power supply
Ground
Crystal (main system clock)
Crystal (subsystem clock)