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- Fri Feb 22, 2019 3:19 pm
- Forum: Hardware
- Topic: Internal PULLUP resister damaged?? (GPIO22)
- Replies: 0
- Views: 2505
Internal PULLUP resister damaged?? (GPIO22)
I have a simple arduino sketch that has been working for weeks on an MH-ET ESP32 Devkit board. I have a momentary button between GPIO22 and GND. In the sketch I configure GPIO22 as INPUT_PULLUP, then based on a button press I have it send an MQTT Message to my broker. The button stopped triggering t...