Notice:

No FLASH, readable but not writable
The ESP32-C3 ships with built-in 4GB flash memory by default. If you do not need it, please contact customer service in advance or leave a note. Customers are responsible for any consequences of purchasing the wrong product.

ESP32-C3 SuperMini Development Board

MODULE SIZE£º22.5mm*18mm
WEIGHT£º2.3G

Enter Download Mode:

Press and hold the B00T button on the ESP32-C3, then press the RESET button. Release the RESET button first, followed by the B00T button. At this point, the ESP32-C3 will enter download mode. (Each time you connect, you need to re-enter download mode. Sometimes, pressing it once may cause an unstable port connection and disconnection. You can use the port identification sound to check.)

The ESP32-C3 Development Board is a compact SuperMini core offering WiFi and Bluetooth connectivity for Arduino IoT projects. Available in soldered, unsoldered, or expansion options for customization.

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