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请问定时器A,B,D之类的有些什么区别?能不能汇总列表一下?

请问定时器A,B之类的有些什么区别?能不能汇总列表对比一下?

 

  • Fuchong,

    这个表没有,不过在User's Guide中有一些区别:

    16.1.1 Similarities and Differences From Timer_A

    Timer_B is identical to Timer_A with the following exceptions:

    • The length of Timer_B is programmable to be 8, 10, 12, or 16 bits.

    • Timer_B TBxCCRn registers are double-buffered and can be grouped.

    • All Timer_B outputs can be put into a high-impedance state.

    • The SCCI bit function is not implemented in Timer_B.

     

     

    17.1.1 Differences From Timer_B

    Timer_D is identical to Timer_B with the following exceptions:

    • Timer_D supports high-resolution mode.

    • Timer_D supports the combination of two adjacent TDCCRx registers in one capture/compare channel.

    • Timer_D supports the dual capture event mode.

    • Timer_D supports external fault input, external clear input, and signal. See the TEC chapter for

    detailed information.

    • Timer_D can synchronize with a second timer instance when available. See the TEC chapter for

    detailed information