RadioMaster ExpressLRS USB UART Firmware Flashing Dongle - HeliDirect
RadioMaster ExpressLRS USB UART Firmware Flashing Dongle - HeliDirect

RadioMaster ExpressLRS USB UART Firmware Flashing Dongle

When upgrading ELRS receivers, there are primarily two options: Wi-Fi and Serial Port. While Wi-Fi upgrading is...
SKU: HP0157.0059
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$9.99
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RadioMaster ExpressLRS USB UART Firmware Flashing Dongle - HeliDirect

RadioMaster ExpressLRS USB UART Firmware Flashing Dongle

$9.99

RadioMaster ExpressLRS USB UART Firmware Flashing Dongle

$9.99

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.

RadioMaster ExpressLRS USB UART Flasher

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

RadioMaster ExpressLRS USB UART FlasherRadioMaster ExpressLRS USB UART FlasherRadioMaster ExpressLRS USB UART Flasher

Compatible Receivers

Using 2.54mm pin output and spring-loaded pin adapter or Test hook adapters:

Using regular 2.54mm pin output (Servo plugs):

Please note: The second channel is repurposed as a serial TX, connected to the RX port of the serial port tool. The third channel is repurposed as RX, connected to the TX port of the serial port tool.

Firmware upgraded by RM-CRSF interface output:

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

How to upgrade firmware

1. Connect the Serial Port Cable with receiver
2. Press the receiver's BOOT button, and insert the serial port tool into your computer
3. Follow the ELRS upgrade tool's instructions to complete the upgrade

Download

Size

RadioMaster ExpressLRS USB UART Flasher

Package Includes

  • 1 * RadioMaster ExpressLRS USB Uart Flashing Tool
  • 1 * Pogo Probe
  • 1 * 1.25mm Serial Port Cable - Type A
  • 1 * 2.54mm Serial Port Cable - Type B
  • 1 * Serial Port Test Hook - White
  • 1 * Serial Port Test Hook - Green
  • 1 * Serial Port Test Hook - Red
  • 1 * Serial Port Test Hook - Black
  • 1 * User Card

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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