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    參數(shù)資料
    型號(hào): μPD78074B
    廠商: NEC Corp.
    英文描述: 8 Bit Single Chip Microcontrollers(8位單片微控制器)
    中文描述: 8位單片機(jī)微控制器(8位單片微控制器)
    文件頁(yè)數(shù): 16/76頁(yè)
    文件大?。?/td> 568K
    代理商: ΜPD78074B
    16
    μ
    PD78074B, 78075B
    Pin Name
    Input/Output
    I/O
    Recommended Connection for Unused Pins
    Circuit Type
    P70/SI2/RxD
    8-C
    Input/output
    Connect to V
    DD0
    or V
    SS0
    via a resistor individually.
    P71/SO2/TxD
    5-H
    P72/SCK2/ASCK
    8-C
    P80/A0 to P87/A7
    5-H
    P90 to P93
    13-J
    Input/output
    Connect to V
    DD0
    via a resistor individually.
    P94 to P96
    5-H
    Input/output
    Connect to V
    DD0
    or V
    SS0
    via a resistor individually.
    P100/TI5/TO5
    8-C
    P101/TI6/TO6
    P102, P103
    5-H
    P120/RTP0 to
    P127/RTP7
    P130/ANO0,
    12-C
    Input/output
    Connect to V
    SS0
    via a resistor individually.
    P131/ANO1
    RESET
    2
    Input
    XT2
    16
    Leave open.
    AV
    REF0
    Connect to V
    SS0
    .
    AV
    REF1
    Connect to V
    DD0.
    AV
    SS
    Connect to V
    SS0
    .
    IC
    Connect directly to V
    SS0
    .
    Table 3-1. Types of Pin Input/Output Circuits (2/2)
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