RadioMaster ExpressLRS USB UART Firmware Flashing Dongle V2

When upgrading ELRS receivers, there are two options: Wi-Fi and Serial Port. While Wi-Fi upgrading is user-friendly and does not require additional accessories, it can be susceptible to failures caused by unstable networks.For a more reliable and professional upgrade experience, RadioMaster ExpressLRS UART Flasher is the solution. This dongle is designed specifically for ELRS receiver serial port upgrades, providing a dependable solution for flashing or recovering receivers. Features Compatible Receivers Using 2.54mm pin output and spring-loaded pin adapter or Test hook adapters: All RP SERIES ELRS RECEIVERS Using regular 2.54mm pin output (Servo plugs): ER3C-i 2.4GHz ELRS PWM Receiver ER5C-i 2.4GHz ELRS PWM Receiver ER4 2.4GHz ELRS PWM Receiver ER5A 2.4GHz PWM Receiver ER5A V2 2.4GHz PWM Receiver ER5C 2.4GHz PWM Receiver ER5C V2 2.4GHz PWM Receiver ER6G & ER6GV ELRS PWM Receiver Please note: The second channel is repurposed as a serial TX, connected to the RX port of the s