RadioMaster ExpressLRS USB UART Flasher V2

RadioMaster V2 ExpressLRS USB UART Flasher – Your ELRS Firmware Lifesaver

Tired of holding your breath during an ExpressLRS Wi-Fi update, praying to the silicon gods it doesn’t brick your receiver? We’ve all been there. Introducing the RadioMaster V2 ExpressLRS USB UART Flasher – the reliable, simple, and frankly, less stressful way to handle your ELRS firmware updates and recoveries. If you’re searching for an ELRS flashing tool, ExpressLRS recovery tool, or a dependable USB UART flasher, this V2 dongle is your new best friend.

Let’s be honest, Wi-Fi flashing *sounds* cool, but network hiccups can lead to a bad flash faster than you can say “unplanned disassembly.” This V2 flasher eliminates that worry by providing a stable serial connection. The upgraded USB-C interface makes connecting to your PC a breeze (finally!), and the genius addition of a dedicated power button means no more awkward finger gymnastics trying to plug in cables while holding down tiny boot buttons. Power cycling is now just a satisfying click away.

This isn’t just an ELRS serial port upgrade tool; it’s a versatile piece of kit for your workbench. With switchable 3.3V and 5V power output, reverse polarity protection, and multiple connection options (including standard 2.54mm pins and a plug-n-play RM-CRSF JST-GH port for specific RadioMaster receivers), you can use it for a wide range of UART interface tasks. Consider it your go-to gadget for flashing, recovering, and generally communicating with your various micro-gizmos.

Key Features:

• Upgraded Connectivity: Modern USB-C interface for easy PC connection.
• Sanity-Saving Power Button: Effortless power cycling without cable juggling.
• Reliable Flashing: Avoids the pitfalls and potential bricks of unstable Wi-Fi updates.
• Safety First: Built-in reverse polarity and over-voltage protection.
• Versatile Power: Switchable 3.3V and 5V output for broad device compatibility.
• Multiple Connection Options: Standard 2.54mm pins, included pin sockets, Dupont cables, and a dedicated RM-CRSF JST-GH port for RadioMaster ER series receivers.
• Recovery Ready: The perfect tool for recovering ELRS receivers after a bad flash.

Specifications:

• Interface: USB-C
• Power Output: Switchable 3.3V / 5V
• Connectors: Standard 2.54mm Pins, RM-CRSF JST-GH Port
• Protection: Reverse Polarity, Over-Voltage
• Controls: Power ON/OFF Button

Compatible Receivers (Examples):

Using 2.54mm pin output (Adapters like spring-loaded pins or test hooks may be needed for pads):

• 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 / ER5A V2 2.4GHz PWM Receiver
• ER5C / ER5C V2 2.4GHz PWM Receiver
• ER6G & ER6GV ELRS PWM Receiver
• Note: For these, CH2 acts as Serial TX (connect to Flasher RX), CH3 acts as Serial RX (connect to Flasher TX).

Using RM-CRSF interface output (Plug-n-Play with included cable):

• ER6 2.4GHz ELRS PWM Receiver
• ER8 2.4GHz ELRS PWM Receiver
• ER8G & ER8GV ELRS PWM Receiver
• Note: Connect using a 4-wire CRSF cable to the receiver’s CRSF port.

What’s in the Box:

• 1 x RadioMaster V2 ExpressLRS USB UART Flasher
• 1 x RM-CRSF JST-GH Cable
• 1 x Set of Pin Sockets
• 1 x Set of Dupont Cables (Colours may vary)
• (Typically does NOT include a USB-C cable – you likely have dozens already!)

Disclaimer: While we aim for consistency, the exact contents like cable colors or connector styles might slightly vary based on current supply batches. You’ll always get the core V2 Flasher and necessary connectors to get started!