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- Fri Jul 13, 2018 11:04 am
- Forum: ESP32 Arduino
- Topic: Sketch won't upload to ESP32 (failed to connect)
- Replies: 0
- Views: 2706
Sketch won't upload to ESP32 (failed to connect)
Hello everyone, I have a SparkFun ESP32 Thing Board, with which I want to control some Neopixel LED. I'm new to the whole ESP32/Arduino topic. For uploading the sketch from Arduino IDE to the ESP32, I have to hold the physical "boot button 0" on the board, until the sketch starts uploading: esptool....