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- Fri Jun 05, 2026 7:59 pm
- Forum: ESP-IDF
- Topic: What is the right way to adjust the sampling time of the ADC on the ESP32-S3?
- Replies: 1
- Views: 71
What is the right way to adjust the sampling time of the ADC on the ESP32-S3?
Before a conversion can begin, the SAR ADC must connect the input source to the internal sample-and-hold capacitor for long enough to allow it to charge to the input voltage. I am trying to understand how this process is modelled on the ESP32-S3 (ESP-IDF v6.0.1). In adc_ll.h there is the function ...