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    參數(shù)資料
    型號: P87CL52X2BBD
    廠商: NXP SEMICONDUCTORS
    元件分類: 微控制器/微處理器
    英文描述: 80C51 8-bit microcontroller family
    中文描述: 8-BIT, OTPROM, 33 MHz, MICROCONTROLLER, PQFP44
    封裝: 10 X 10 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-389-1, LQFP-44
    文件頁數(shù): 22/47頁
    文件大?。?/td> 301K
    代理商: P87CL52X2BBD
    Philips Semiconductors
    Product data
    P87CL52X2/54X2
    80C51 8-bit microcontroller family
    8K/16K OTP 256 bytes RAM ROMless low voltage
    (1.8 V to 3.3 V), low power, high speed (33 MHz)
    2003 May 14
    22
    80C51 Internal Bus
    SBUF
    Zero Detector
    D S
    CL
    Write
    to
    SBUF
    TX Control
    TX Clock
    Send
    Shift
    Start
    S6
    RX Control
    Start
    Shift
    Receive
    RX Clock
    T1
    R1
    Serial
    Port
    Interrupt
    1 1 1 1 1 1 1 0
    Input Shift Register
    REN
    RI
    Load
    SBUF
    Shift
    Shift
    Clock
    RxD
    P3.0 Alt
    Output
    Function
    TxD
    P3.1 Alt
    Output
    Function
    SBUF
    Read
    SBUF
    80C51 Internal Bus
    RxD
    P3.0 Alt
    Input
    Function
    Write to SBUF
    S6P2
    Send
    Shift
    RxD (Data Out)
    D0
    D1
    D2
    D3
    D4
    D5
    D6
    D7
    Transmit
    TxD (Shift Clock)
    TI
    S3P1
    S6P1
    Write to SCON (Clear RI)
    RI
    Receive
    Shift
    RxD (Data In)
    D0
    D1
    D2
    D3
    D4
    D5
    D6
    TxD (Shift Clock)
    S5P2
    Receive
    D7
    ALE
    S4 . .
    S1
    S6
    . . . .
    S1
    S6
    . . . .
    S1
    S6
    . . . .
    S1
    S6
    . . . .
    S1
    S6
    . . . .
    S1
    S6
    . . . .
    S1
    S6
    . . . .
    S1
    S6
    . . . .
    S1
    S6
    . . . .
    S1
    S6
    . . . .
    S1
    SU00539
    LSB
    LSB
    MSB
    MSB
    Figure 9. Serial Port Mode 0
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