RadioMaster ExpressLRS USB UART Flasher

This product is discontinued and superseded by the RadioMaster ExpressLRS USB UART Flasher V2

A must have tool for every serious ExpressLRS user: the RadioMaster ExpressLRS USB UART Flasher.

This handy and cheap little tool can flash your ExpressLRS products by USB instead of WiFi flashing. Simply load your favorite ExpressLRS flashing tool, pick USB instead of wifi, connect the USB UART flasher to your ExpressLRS receiver and you are good to go.

This tool can also recover your ELRS receiver in case a WiFi flash did go wrong!

The RadioMaster ExpressLRS USB UART Flasher comes with 4 test hooks, a pogo probe, a 1.25mm serial port cable (type a) and 2.54mm serial port cable (type b) so you won’t need anything else to start flashing your ELRS hardware.

Description

When upgrading ELRS receivers, there are primarily two options: Wi-Fi and Serial Port. While Wi-Fi upgrading is very user-friendly and doesn’t 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 your solution. This dongle is designed specifically for ELRS receiver serial port upgrades, providing a dependable and professional solution for flashing or recovering receivers with a bad flash.

Features

• Equipped with multiple protective circuits, including overcurrent and reverse protection
• Optionable 3.3V and 5V output voltage
• Standard 2.54mm pins
• RM-CRSF JST-GH interface output for versatile connectivity with compatible ER series receivers
• Featuring a spring-loaded pin socket for enhanced convenience
• Comes with DuPont wires for easy testing

Compatibility

Compatible with all RadioMaster ExpressLRS receivers that uses either 2.54mm pin outputs, pads or the RM-CRSF interface output.
Of course you can also use this ExpressLRS flasher with any other hardware as long as you are able to connect gnd, vcc, tx and rx!

What you get when ordering the RadioMaster ExpressLRS USB UART Flasher

• 1 x RadioMaster ExpressLRS USB Uart Flashing Tool
• 1 x Pogo Probe
• 1 x 1.25mm Serial Port Cable – Type A
• 1 x 2.54mm Serial Port Cable – Type B
• 4 x Serial Port Test Hook (1x white, 1x green, 1x red, 1x black
• 1 x manual