Search found 2 matches
- Wed Dec 07, 2022 12:31 am
- Forum: ESP32 Arduino
- Topic: How to select an external 32K crystal in ESP32-S2
- Replies: 0
- Views: 1075
How to select an external 32K crystal in ESP32-S2
Hello, can someone tell me what I need to do, to use external 32KHz crystal in ESP32-S2 and Arduino IDE. The crystal is good, the code written in Visual Studio Code works fine on the external crystal after I selected it in the configuration. How can I recreate this using Arduino IDE? So far I've onl...
- Tue Nov 01, 2022 2:35 pm
- Forum: ESP32 Arduino
- Topic: ESP32-S2 RTC with external crystal drifts constantly.
- Replies: 0
- Views: 1675
ESP32-S2 RTC with external crystal drifts constantly.
Hello, anyone has an idea why the internal RTC with an 32kHz crystal is drifting constantly in the ESP32-S2? I am using this code to run and calibrate an external crystal: (Arduino IDE) rtc_clk_32k_bootstrap (512); rtc_clk_32k_enable (true); rtc_clk_slow_freq_set (RTC_SLOW_FREQ_32K_XTAL); for (uint8...