UPD78P4916 Datasheet, PDF (8/56 Pages) NEC – 16-BIT SINGLE-CHIP MICROCONTROLLER

Internal Block Diagram
NMI
INTP0 -
INTP3
PWM0 -
PWM5
PTO00 -
PTO02
PTO10,
PTO11
VREFC
REEL0IN
REEL1IN
CSYNCIN
DFGIN
DPGIN
CFGIN
CFGAMPO
CFGCPIN
CTLOUT1
CTLOUT2
CTLIN
RECCTL+
RECCTL–
CTLDLY
AVDD1, AVDD2
AVSS1, AVSS2
AVREF
ANI0 - ANI11
Interrupt
Control
Super Timer
Unit
Analog Unit
&
A/D Converter
SI1
SO1
SCK1
SI2/BUSY
SO2
SCK2
STRB
Serial
Interface 1
Serial
Interface 2
µPD78P4916
78K/IV
16-bit CPU Core
(RAM 512 bytes)
RAM
ROM
1536 bytes 62 Kbytes
System
Control
Clock Output
Buzzer Output
VDD
VSS
X1
X2
XT1
XT2
RESET
D0 - D7
A0 - A16
CE
OE
PGM
VPP
CLO
Used in PROM
programming
mode
BUZ
Key Input
KEY0 - KEY4
Real-Time
Output Port
P00 - P07
P80, P82, P83
Port0
Port4
P00 - P07
P40 - P47
Port5
Port6
Port7
Port8
Port9
P50 - P57
P60 - P67
P70 - P77
P80, P82 - P87
P90 - P96
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