WiFi R3 ATmega2560+ESP8266 32Mb Speicher USB-TTL CH340G für Arduino Mega Wemos
22,94 €
For this on board have the USB-serial converter CH340G. USB<->ESP8266 (Update firmware or sketch) OFF OFF OFF OFF ON ON ON. USB<->ESP8266 (communication) OFF OFF OFF OFF ON ON OFF. Connection DIP. Connection 1 2 3 4 5 6 7.
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