UPD784224 Datasheet, PDF (10/92 Pages) NEC – 16/8-BIT SINGLE-CHIP MICROCONTROLLERS

µPD784224, 784225, 784224Y, 784225Y
A8 to A19
AD0 to AD7
ANI0 to ANI7
ANO0, ANO1
ASCK1, ASCK2
ASTB
AVDD
AVREF1
AVSS
BUZ
EXA
INTP0 to INTP5
NMI
P00 to P05
P10 to P17
P20 to P27
P30 to P37
P40 to P47
P50 to P57
P60 to P67
P70 to P72
P120 to P127
: Address Bus
: Address/Data Bus
: Analog Input
: Analog Output
: Asynchronous Serial Clock
: Address Strobe
: Analog Power Supply
: Analog Reference Voltage
: Analog Ground
: Buzzer Clock
: External Access Status Output
: Interrupt from Peripherals
: Non-maskable Interrupt
: Port0
: Port1
: Port2
: Port3
: Port4
: Port5
: Port6
: Port7
: Port12
P130, P131
: Port13
PCL
: Programmable Clock
RD
: Read Strobe
RESET
: Reset
RTP0 to RTP7 : Real-time Output Port
RxD1, RxD2
: Receive Data
SCK0 to SCK2
SCL0^Note
SDA0^Note
: Serial Clock
: Serial Clock
: Serial Data
SI0 to SI2
: Serial Input
SO0 to SO2
: Serial Output
TEST
: Test
TI00, TI01, TI1, TI2 : Timer Input
TO0 to TO2
: Timer Output
TxD1, TxD2
: Transmit Data
VDD0, VDD1
: Power Supply
VSS0, VSS1
: Ground
WAIT
: Wait
WR
: Write Strobe
X1, X2
: Crystal (Main System Clock)
XT1, XT2
: Crystal (Subsystem Clock)
Note The SCL0 and SDA0 pins are available in µPD784225Y Subseries only.
10
Data Sheet U12376EJ1V0DS00