UPD78F9177 Datasheet, PDF (10/56 Pages) NEC – 8-BIT SINGLE-CHIP MICROCONTROLLER

2. BLOCK DIAGRAM
TI80/SS20/P25
TO80/P26
TI81/INTP0/CPT90/P30
TO81/INTP1/P31
8-BIT TIMER/
EVENT COUNTER80
8-BIT TIMER/
EVENT COUNTER81
TO82/INTP3/BZO90/P33
CPT90/INTP0/TI81/P30
TO90/INTP2/P32
BZO90/INTP3/TO82/P33
8-BIT TIMER82
16-BIT TIMER90
WATCH TIMER
WATCHDOG TIMER
SCK20/ASCK20/P20
SO20/TXD20/P21
SI20/RXD20/P22
SS20/TI80/P25
SCL0/P23
SDA0/P24
ANI0/P60-
ANI7/P67
AVDD
AVSS
AVREF
SIO20
SMB^Note1
A/D
CONVERTER
MULTIPLIER
78K/0S
CPU CORE
ROM
RAM
VDD0 VSS0
VDD1 VSS1
VPP
IC0 ^Note2
IC2 ^Note3
µPD78F9177, 78F9177Y
PORT0
PORT1
PORT2
PORT3
PORT5
PORT6
SYSTEM
CONTROL
INTERRUPT
CONTROL
P00-P05
P10, P11
P20-P26
P30-P33
P50-P53
P60-P67
RESET
X1
X2
XT1
XT2
INTP0/TI81/CPT90/P30
INTP1/TO81/P31
INTP2/TO90/P32
INTP3/TO82/BZO90/P33
Notes 1. SMB is available in µPD78F9177Y product only.
2. The IC0 pin is available in 48-pin plastic TQFP (fine pitch) only.
3. The IC2 pin is available in µPD78F9177Y product only.
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Data Sheet U14022EJ1V0DS00