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The ESPC2-12 is designed based on the ESP8684, a low-power SoC with a 32-bit RISC-V single-core processor, supporting IEEE 802.11b/g/n (2.4 GHz WiFi) and BT 5 (BLE) modules. Boot key download button, press and hold the Boot key while pressing the Reset key to enter the "firmware download" mode and download the firmware through the serial port.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.