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CCS/UCD3138: How to use Sample Trigger 2 Register in UCD3138 ?

user5006419
Expert 1795 points
Part Number: UCD3138

Tool/software: Code Composer Studio

1. How to use Sample Trigger 2 Register ?

2. Can we use Sample Trigger 1 & Sample Trigger 2 by DPWM0 , and Sample Trigger 1 to trigger FE0 , Sample Trigger 2 to trigger FE2 ?

Here I find find some register about Sample Trigger 2 ， but I can‘t find Sample Trigger 2 connect FE2 ?

1) DPWMSAMPTRIG2 

2) SAMPLE_TRIG_2_EN

  • 0
    TI__Genius 17090 points
    For the purposes of the front end, sample trigger 1 and 2 are lumped together. Setting the FE0_TRIG_DPWM0_EN bit in SAMPTRIGCTRL will enable both sample triggers from DPWM 0 to trigger EADC0 assuming both are enabled. There's no way to split them up the way you ask.