BLE and ADC2

AnthonyPhan
Posts: 3
Joined: Sun Jun 18, 2017 12:27 pm

BLE and ADC2

Postby AnthonyPhan » Mon Jul 31, 2017 7:25 am

Hi All,

I have an ESP32 acting as a GATT server to transmit data form various sensors connected to the analogue channels. Some sensors have been routed to the analogue channel two on GPIO25 and GPIO26 (ADC2_8 and ADC2_9). I have found a library for the ADC2 in the link below. However I have read from various source that the ADC2 channel can disrupt Wifi operation. Does this also effect BLE operation?

Also any updates on when espressif plans to officially support ADC2?

https://github.com/espressif/esp-idf/issues/461

ESP_igrr
Posts: 2071
Joined: Tue Dec 01, 2015 8:37 am

Re: BLE and ADC2

Postby ESP_igrr » Mon Jul 31, 2017 11:35 am

BT controller does not use ADC2, so you should be able to use that library.

ADC2 support is planned for the next release, 3.0. First RC is expected in about 4 weeks.

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