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UPD70F3037AY Datasheet(PDF) 4 Page - NEC |
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UPD70F3037AY Datasheet(HTML) 4 Page - NEC |
4 / 28 page Data Sheet U14894EJ1V0DS00 4 µµµµPD703037A, 703037AY, 70F3037A, 70F3037AY PIN IDENTIFICATION A1 to A21: Address Bus P70 to P77: Port 7 AD0 to AD15: Address/Data Bus P80 to P83: Port 8 ADTRG: AD Trigger Input P90 to P96: Port 9 ANI0 to ANI11: Analog Input P100 to P107: Port 10 ASCK0, ASCK1: Asynchronous Serial Clock P110 to P113: Port 11 ASTB: Address Strobe RD: Read AVDD: Analog Power Supply REGC: Regulator Clock AVREF: Analog Reference Voltage RESET: Reset AVSS: Analog Ground RTP0 to RTP7: Real-time Output Port BVDD: Power Supply for Bus Interface RTPTRG: RTP Trigger Input BVSS: Ground for Bus Interface R/W: Read/Write Status CLKOUT: Clock Output RXD0, RXD1: Receive Data DSTB: Data Strobe SCK0 to SCK4: Serial Clock EVDD: Power Supply for Port SCL0, SCL1: Serial Clock EVSS: Ground for Port SDA0, SDA1: Serial Data HLDAK: Hold Acknowledge SI0 to SI4: Serial Input HLDRQ: Hold Request SO0 to SO4: Serial Output IC: Internally Connected TI00, TI01, TI10, : Timer Input IERX: IEBus Receive Data TI11, TI2 to TI5 IETX: IEBus Transmit Data TO0 to TO5: Timer Output INTP0 to INTP6: Interrupt Request from Peripherals TXD0, TXD1: Transmit Data KR0 to KR7: Key Return UBEN: Upper Byte Enable LBEN: Lower Byte Enable VDD: Power Supply NMI: Non-Maskable Interrupt Request VPP: Programming Power Supply P00 to P07: Port 0 VSS: Ground P10 to P15: Port 1 WAIT: Wait P20 to P27: Port 2 WRH: Write Strobe High Level Data P30 to P37: Port 3 WRL: Write Strobe Low Level Data P40 to P47: Port 4 X1, X2: Crystal for Main Clock P50 to P57: Port 5 XT1, XT2: Crystal for Sub-clock P60 to P65: Port 6 |
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