Search found 4 matches

by MeriJo
Wed May 15, 2024 1:24 pm
Forum: ESP-IDF
Topic: idf.py flash only, skip build
Replies: 2
Views: 655

Re: idf.py flash only, skip build

Thank you so much!
by MeriJo
Wed May 15, 2024 7:50 am
Forum: ESP-IDF
Topic: idf.py flash only, skip build
Replies: 2
Views: 655

idf.py flash only, skip build

Hey, I am setting up a pc for flashing my app onto many esp32-wroom-32e chips. I copied the project folder over and it flashed the app as it should. I want to remove the base code (like main.c, etc) from the project because I don't want people using this pc to have access to it. But it seems that, w...
by MeriJo
Thu Mar 07, 2024 7:48 am
Forum: Hardware
Topic: External crystal on WROOM 32E
Replies: 1
Views: 798

Re: External crystal on WROOM 32E

I figured it out.
Soldered a 10MΩ load resistor shunted over the inputs and outputs of the crystal oscillator. This is the resistor marked as “no component” in the datasheet.

Hope it helps someone else!
by MeriJo
Mon Feb 26, 2024 7:28 am
Forum: Hardware
Topic: External crystal on WROOM 32E
Replies: 1
Views: 798

External crystal on WROOM 32E

Hi, I’ve recently switched from ESP32-WROOM-32 to WROOM-32E and I’m using an external crystal oscillator but it doesn’t start up. I’m using ESP IDF v5.1. I can see the startup sequence on the oscilloscope but it then just trails off without starting the oscillations. The same crystal on the old WROO...