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UPD780948 Datasheet(PDF) 11 Page - NEC |
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UPD780948 Datasheet(HTML) 11 Page - NEC |
11 / 90 page µPD78F0034B, 78F0034BY, 78F0034B(A), 78F0034BY(A) 11 Data Sheet U16369EJ1V0DS A8 to A15: Address bus P70 to P75: Port 7 AD0 to AD7: Address/data bus PCL: Programmable clock ADTRG: AD trigger input RD: Read strobe ANI0 to ANI7: Analog input RESET: Reset ASCK0: Asynchronous serial clock RxD0: Receive data ASTB: Address strobe SCK30, SCK31, SCL0: Serial clock AVDD: Analog power supply SDA0: Serial data AVREF: Analog reference voltage SI30, SI31: Serial input AVSS: Analog ground SO30, SO31: Serial output BUZ: Buzzer clock TI00, TI01, TI50, TI51: Timer input INTP0 to INTP3: External interrupt input TO0, TO50, TO51: Timer output NC: No connection TxD0: Transmit data P00 to P03: Port 0 VDD0, VDD1: Power supply P10 to P17: Port 1 VPP: Programming power supply P20 to P25: Port 2 VSS0, VSS1: Ground P30 to P36: Port 3 WAIT: Wait P40 to P47: Port 4 WR: Write strobe P50 to P57: Port 5 X1, X2: Crystal (main system clock) P64 to P67: Port 6 XT1, XT2: Crystal (subsystem clock) |
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Similar Description - UPD780948 |
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