• Home
  • RadioMaster ExpressLRS USB UART Firmware Flashing Dongle V2

RadioMaster ExpressLRS USB UART Firmware Flashing Dongle V2

11.99
        SPECIAL OFFER

          Please select all product options

          Product was out of stock

          share
          Description

          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 USB UART Firmware Flashing Dongle V2 is the solution. This dongle is designed specifically for ELRS receiver serial port upgrades, providing a dependable solution for flashing or recovering receivers.

          Features

          • RM-CRSF JST-GH Interface Output
          • Multiple Protective Circuits
          • Standard Pin Compatibility
          • Selectable Output Voltage
          • Spring-Loaded Pin Socket
          • DuPont Wires Included

          RadioMaster ExpressLRS USB UART Firmware Flashing Dongle V2

          How to upgrade firmware

          1. Connect the Serial Port Cable with the receiver
          2. Connect to the computer with a USB extension cable, press the receiver's BOOT button, then press the POWER button on the serial tool
          3. Follow the ELRS upgrade tool's instructions to complete the upgrade

          Specifications

          • Interface Output: RM-CRSF JST-GH for ER series receiver compatibility
          • Name: RadioMaster ExpressLRS USB UART Firmware Flashing Dongle
          • Protective Circuits: Overcurrent and reverse polarity protection
          • Pin Socket: Spring-loaded for enhanced convenience
          • Included Accessories: DuPont wires for easy testing
          • Pin Compatibility: Standard 2.54mm pins
          • Output Voltage: Selectable 3.3V or 5V
          • Manufacturer: RadioMaster

          IMPORTANT NOTES: The above receivers can be connected to the receiver's CRSF port by using a 4-wire CRSF cable

          Includes

          • 1x RadioMaster ExpressLRS USB UART Firmware Flashing Dongle V2
          • 1x 1.25mm Serial Port Cable - Type A
          • 1x 2.54mm Serial Port Cable - Type B
          • 1x Serial Port Test Hook - Green
          • 1x Serial Port Test Hook - White
          • 1x Serial Port Test Hook - Black
          • 1x Serial Port Test Hook - Red
          • 1x Pogo Probe
          • 1x CRSF Wire
          • 1x User Card