To accept new firmware, the device must enter its update or bootloader mode: Turn off the device completely.
For "online" operation where you view waveforms on your PC, FNIRSI provides dedicated . This software also features a "Firmware Upgrade" button that can sometimes automate the restart and BOOT process for you.
: The FNIRSI DSO-TC2 is designed to automatically detect a valid firmware file on the USB drive.
Extract the downloaded archive to a dedicated folder on your computer desktop. Open the folder and locate the driver installer file (often labeled CH340 Driver or similar, depending on the internal USB-to-serial chip used). Run the installer as an administrator and follow the on-screen prompts to ensure your PC can communicate with the oscilloscope. Step 3: Boot the DSO-TC2 into Bootloader Mode fnirsi dsotc2 firmware
He held his breath. Tweezers in one hand, power button in the other. The screen flashed white, then the familiar Fnirsi boot logo appeared. Clean. Square menus. ‘CH1’ and ‘CH2’. No ‘Else’. The beeping stopped.
Extremely important: Only download firmware intended for the DSO-TC2. Using firmware from a different FNIRSI model could cause irreversible damage to your device.
What (Windows, Mac, Linux) are you using to flash the device? Share public link To accept new firmware, the device must enter
Once the progress bar reaches 100%, the software will display a "Success" or "Update Complete" message.
Wait approximately 2 seconds after booting for the system to initialize.
Like all sophisticated digital instruments, the DSO-TC2 runs on internal software known as . This low-level software is the brain of the device, controlling everything from the user interface on its 2.4-inch TFT color screen to the core signal processing algorithms that interpret measurements. This article is your complete resource for understanding, finding, and safely updating the firmware on your FNIRSI DSO-TC2. : The FNIRSI DSO-TC2 is designed to automatically
Ensure you are using a full data cable, as some charging-only cables lack the necessary D+ and D- data lines.
We would love to hear about your experiences with the DSO-TC2. Did you successfully update your firmware? Did you encounter any unique challenges or solutions not covered here? Please share your stories, tips, or questions in the comments section below. Your insights could be invaluable to others in the community.
Press and hold down the designated upgrade key (on the DSO-TC2, this is typically the button or a combination specified in your specific firmware version text file).
If prompted, perform a quick format of the drive to ensure no file conflicts exist.
Once you have prepared your device and downloaded the correct firmware file, follow these steps carefully to complete the update: