RIDAR Firmware Upgrade Guide

This guide explains how to update your RIDAR device firmware using a web browser.

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Requirements

• RIDAR device
• USB-C cable
• Chrome, Edge, or Opera browser (Firefox not supported)
• Firmware file: RIDAR_v1.2.4_COMPLETE.bin

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Step-by-Step Instructions

Step 1: Download the Firmware

Download the latest firmware file from the link provided by the TAKTIVATE portal:

• File name: RIDAR_v1.2.4_COMPLETE.bin

Save it somewhere easy to find (like your Desktop).

Step 2: Open the Web Flasher

Go to: https://esptool.spacehuhn.com/

Step 3: Connect Your RIDAR

1. Plug your RIDAR into your computer using a USB-C cable
2. Click the Connect button on the web page
3. Select your RIDAR device in the popup (e.g., "USB Serial", "CP210x", "CH9102")
4. Click Connect

If you don't see your device:

• Try a different USB cable
• Try a different USB port
• Make sure no other program is using the serial port

Step 4: Select the Firmware File

Set the address list to look exactly like this 0x0

1. Click Choose File or Browse
2. Navigate to the saved RIDAR_v1.2.4_COMPLETE.bin file
3. Select the file

Step 5: Flash the Firmware

1. Click the Flash or Program button
2. Wait for the progress bar to complete (about 30–60 seconds)
3. You will see “Done” or “Success” when finished

Step 6: Verify the Update

1. Disconnect and reconnect your RIDAR
2. Open the RIDAR ATAK Plugin
3. Connect to your RIDAR device
4. Confirm that the firmware version shows 1.2.4

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Troubleshooting

Device not detected

• Use Chrome, Edge, or Opera (not Firefox or Safari)
• Try a different USB cable (some cables are charge-only)
• Close any serial monitor or terminal programs

Flash fails or times out

• Try lowering the baud rate to 115200
• Hold the BOOT button while clicking Flash
• Try again — sometimes it takes 2–3 attempts

Device not responding after flash

• Unplug and replug the USB cable
• Press the RESET button on the RIDAR
• If still not working, reflash the firmware

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Need Help?

Contact GoTAK support: support@getgotak.com
Or join our Discord community.

RIDAR Firmware v1.2.4 - GoTAK