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by Aleksandr Goncharov
Wed Aug 02, 2023 8:39 am
Forum: ESP32 Arduino
Topic: WROVER-E. There is a problem with starting ULP. When awakened by esp_sleep_enable_timer_wakeup, ULP stops working.
Replies: 0
Views: 1609

WROVER-E. There is a problem with starting ULP. When awakened by esp_sleep_enable_timer_wakeup, ULP stops working.

I work at PlatformIO. The WROVER-E module. The work of ULP is organized as follows. The timer is started by the ulp_set_wakeup_period command, which is triggered once 20 milliseconds, and then the code ending with I_HALT() is executed. A button survey is organized inside this cycle. When the button ...

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