Touch read current, RTC ADC current from ULP, sample code?

mezzynine
Posts: 12
Joined: Fri Feb 07, 2020 8:05 am

Touch read current, RTC ADC current from ULP, sample code?

Postby mezzynine » Thu Aug 12, 2021 2:18 am

Hi,

Is there any info on how much current touch pad reading draws and how long it takes? I need the ULP to wake every 4 secs and do a touch read (not a touch trigger).

Also any info on how much RTC ADC SAR consumes when used by the ADC, and how long it takes? i'm not finding this anywhere. the closest i've come is the image below.

Is there any sample code for reading a touch pad using the ULP? I found code at https://github.com/boarchuz/HULP/blob/m ... n/main.cpp but it uses macro-C assembly code, not the clean .s file format.

Thanks!!!

Image

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