Search found 3 matches

by TimoFran
Fri Apr 05, 2024 5:08 pm
Forum: ESP32 Arduino
Topic: Does esp32 has garbage collection?
Replies: 2
Views: 1375

Does esp32 has garbage collection?

Hi all! I'm running a simple esp32 program which reports free heap and min free heap (no real need but I liked that). What I found is that at a certain point the min_free_heap went from about 1.82kb to about 62.5kb while the total free heap remained the same. I'm getting the values using ESP.getFree...
by TimoFran
Sun Mar 27, 2022 8:54 am
Forum: Hardware
Topic: ESP32 Rebooting when powered throgh 3.3V pin
Replies: 3
Views: 2132

Re: ESP32 Rebooting when powered throgh 3.3V pin

I tried to rise the current limit up to the maximum value but the problem persists.
I did some more testing and found it reboots due to wifi. When disabling wifi the board works perfectly.
Using a delay of 50ms before to execute the code solved the problem. Maybe the capacitor needs this time to load.
by TimoFran
Sat Mar 26, 2022 4:57 pm
Forum: Hardware
Topic: ESP32 Rebooting when powered throgh 3.3V pin
Replies: 3
Views: 2132

ESP32 Rebooting when powered throgh 3.3V pin

Hi all, I'm using and ESP32-WROOM dev board and it works fine when powered through USB. But I'm having problems powering it from an external power source. When giving power by the 5V pin, the board works only if the applied voltage is higher than 9V otherwise it reboots continuously. When powering f...