Press and on the device's button interface.
Because FNIRSI utilizes a straightforward USB bootloader mode for most of their modern gear, the process can usually be completed without opening the shell. Step 1: Download the Official Firmware
Updating the DSO-TC2 is not as simple as clicking "Update" on a phone. You will need a , a computer to download the file, and a USB cable or an SD card reader. fnirsi dso-tc2 firmware
FNIRSI occasionally changes the internal microcontrollers (MCU) in their production batches without changing the model name. Always open your device or use the software tool to read the chip ID before flashing a firmware file to prevent a hard brick. How to Check Your Current Firmware Version
Every time you flash the firmware on a transistor tester or oscilloscope, the internal lookup tables are wiped clean. You must recalibrate the hardware immediately to get accurate readings. To Calibrate the Transistor Tester: Press and on the device's button interface
If you run into issues during the flashing process, try these common fixes: Device Not Detected (COM Port Missing)
Result: Device boots with custom logo, no checksum failure. You will need a , a computer to
: You can verify your current firmware by checking the "About" or "System Info" section in the device settings.
Drag and drop this file directly into the disk directory.
Updates resolve calibration bugs where the zero-line of the oscilloscope drifts over time or fails to save after a manual calibration cycle.
Copy the firmware file (starting with "CH") into this disk. An "Update completed" message will appear on the device screen once finished. : Connect the powered-off device to your PC.