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CCS/TMS320F28388D: TI 2838x SYNCOSEL :: Synchronisation Output select Bit missing in TBCTL register

Part Number: TMS320F28388D
Other Parts Discussed in Thread: C2000WARE

Tool/software: Code Composer Studio

Hi  ,

According to  http://www.ti.com/lit/ug/spruii0/spruii0.pdf   , synchronization output select can be selected as below

"EPwm1Regs.TBCTL.bit.SYNCOSEL = TB_SYNC_DISABLE;"  {page 2817 ]

 but do not find the  bit field  "SYNCOSEL"  in the TBCTL Register . {page 2826} .

Can you let us know the way to set  synchronization output select "SYNCOSEL" for each ePWM pin ?

Thanks

Abhishek

  • Hi Abhishek,

    There has been a change in the sunchronization feature in this device. The syn output can be enabled using EPWMSYNCOUTEN register.

    Refer section "26.4.3.3 Time-Base Counter Synchronization" in TRM for more details.  Refer to "hrpwm_ex4_deadband_sfo_v8" example present under C2000Ware for configuration related details.

    The section mentioned above needs to be corrected for this device and will be fixed in the next release.

    Thanks

    Vasudha