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UPD703031AYGC Datasheet(PDF) 5 Page - NEC |
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UPD703031AYGC Datasheet(HTML) 5 Page - NEC |
5 / 29 page Data Sheet U14734EJ1V0DS00 5 µµµµPD703031A, 703031AY, 703033A, 703033AY, 70F3033A, 70F3033AY PIN IDENTIFICATION A1 to A21: Address Bus P80 to P83: Port 8 AD0 to AD15: Address/Data Bus P90 to P96: Port 9 ADTRG: AD Trigger Input P100 to P107: Port 10 ANI0 to ANI11: Analog Input P110 to P113: Port 11 ASCK0, ASCK1: Asynchronous Serial Clock RD: Read ASTB: Address Strobe REGC: Regulator Clock AVDD: Analog Power Supply RESET: Reset AVREF: Analog Reference Voltage RTP0 to RTP7: Real-time Output Port AVSS: Analog Ground RTPTRG: RTP Trigger Input BVDD: Power Supply for Bus Interface R/W: Read/Write Status BVSS: Ground for Bus Interface RXD0, RXD1: Receive Data CLKOUT: Clock Output SCK0 to SCK4: Serial Clock DSTB: Data Strobe SCL0, SCL1: Serial Clock EVDD: Power Supply for Port SDA0, SDA1: Serial Data EVSS: Ground for Port SI0 to SI4: Serial Input HLDAK: Hold Acknowledge SO0 to SO4: Serial Output HLDRQ: Hold Request TI00, TI01, TI10, : Timer Input IC: Internally Connected TI11, TI2 to TI5 INTP0 to INTP6: Interrupt Request from Peripherals TO0 to TO5: Timer Output KR0 to KR7: Key Return TXD0, TXD1: Transmit Data LBEN: Lower Byte Enable UBEN: Upper Byte Enable NMI: Non-Maskable Interrupt Request VDD: Power Supply P00 to P07: Port 0 VPP: Programming Power Supply P10 to P15: Port 1 VSS: Ground P20 to P27: Port 2 WAIT: Wait P30 to P37: Port 3 WRH: Write Strobe High Level Data P40 to P47: Port 4 WRL: Write Strobe Low Level Data P50 to P57: Port 5 X1, X2: Crystal for Main Clock P60 to P65: Port 6 XT1, XT2: Crystal for Sub-clock P70 to P77: Port 7 |
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