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  • 參數(shù)資料
    型號(hào): TMS320C6711PGE150
    廠商: Texas Instruments, Inc.
    元件分類: 數(shù)字信號(hào)處理
    英文描述: FIXED-POINT DIGITAL SIGNAL PROCESSORS
    中文描述: 定點(diǎn)數(shù)字信號(hào)處理器
    文件頁數(shù): 74/123頁
    文件大小: 1205K
    代理商: TMS320C6711PGE150
    www.ti.com
    4.11
    GPIO MUX
    GPxDAT (read)
    Input
    Qualification
    GPxMUX1/2
    High Impedance
    Output Control
    GPIOx pin
    XRS
    0 = Input, 1 = Output
    Low Power
    Modes Block
    GPxDIR (latch)
    Peripheral 2 Input
    Peripheral 3 Input
    Peripheral 1 Output
    Peripheral 2 Output
    Peripheral 3 Output
    Peripheral 1 Output Enable
    Peripheral 2 Output Enable
    Peripheral 3 Output Enable
    00
    01
    10
    11
    00
    01
    10
    11
    00
    01
    10
    11
    GPxCTRL
    Peripheral 1 Input
    N/C
    GPxPUD
    LPMCR0
    Internal
    Pullup
    GPIOLMPSEL
    GPxQSEL1/2
    GPxSET
    GPxDAT (latch)
    GPxCLEAR
    GPxTOGGLE
    GPIOXINT1SEL
    GPIOXINT2SEL
    GPIOXNMISEL
    = Default at Reset
    PIE
    External Interrupt
    MUX
    Asynchronous
    path
    Asynchronous path
    TMS320F2808, TMS320F2806
    TMS320F2801, UCD9501
    Digital Signal Processors
    SPRS230F–OCTOBER 2003–REVISED SEPTEMBER 2005
    On the 280x, the GPIO MUX can multiplex up to three independent peripheral signals on a single GPIO
    pin in addition to providing individual pin bit-banging IO capability. The GPIO MUX block diagram per pin
    is shown in
    Figure 4-16
    . Because of the open drain capabilities of the I
    2
    C pins, the GPIO MUX block
    diagram for these pins differ. See the
    TMS320x280x System Control and Interrupts Reference Guide
    (literature number SPRU712) for details.
    A.
    x stands for the port, either A or B. For example, GPxDIR refers to either the GPADIR and GPBDIR register
    depending on the particular GPIO pin selected.
    GPxDAT latch/read are accessed at the same memory location.
    B.
    Figure 4-16. GPIO MUX Block Diagram
    74
    Peripherals
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