Search found 2 matches

by martaaay
Fri Aug 25, 2023 8:21 pm
Forum: Hardware
Topic: ESP32-S3 WROOM GPIO43 Open-Drain Drive Strength
Replies: 2
Views: 1899

Re: ESP32-S3 WROOM GPIO43 Open-Drain Drive Strength

In the WROOM module, there's an in-series 500 ohm resistor on the U0TXD line. This might be causing your problem. Check out page 26: https://www.espressif.com/sites/default ... eet_en.pdf
by martaaay
Wed Oct 05, 2022 7:08 pm
Forum: ESP-IDF
Topic: Recovering stack trace
Replies: 1
Views: 1827

Recovering stack trace

I've got an odd crasher I'm trying to debug that lands me in _DoubleExceptionVector (gdb) bt #0 _DoubleExceptionVector () at /Users/.../esp/esp-idf/components/freertos/port/xtensa/xtensa_vectors.S:461 #1 0x40377288 in _xt_lowint1 () at /Users/.../esp/esp-idf/components/freertos/port/xtensa/xtensa_ve...