Dsotc2 Firmware Upd 🔖

Try a different USB cable or USB port.

Quick Guide: Updating Firmware on the FNIRSI DSO-TC2 🛠️ Just finished updating the firmware on my FNIRSI DSO-TC2

Once the drive is safely ejected, unplug the USB cable from the

Repeat the drag-and-drop process, ensuring you eject the drive properly. Unit frozen: Unplug the power and try again. dsotc2 firmware upd

: Press the power button to enter update mode; your computer should recognize it as a USB drive .

April 21, 2026 Version: v2.1.4

Complete Guide to the FNIRSI DSO-TC2 Firmware Update (dsotc2 firmware upd) Try a different USB cable or USB port

FNIRSI DSO-TC2 is a handheld 2-in-1 device that combines a digital oscilloscope with a transistor tester. While it has been largely superseded by the

Extract the folder and locate the binary file starting with (e.g., CH_DSO_TC2_Vxx.bin ).

Before diving into the update process, it's helpful to understand the device. The FNIRSI DSO-TC2 is a popular, portable 2-in-1 tool that cleverly combines a with an electronic component tester (LCR/transistor tester). : Press the power button to enter update

Open the DSOTC2 Updater Tool. The software will scan the COM ports. If successful, you will see:

The FNIRSI DSOTC2, also known as the DSO-TC2, is a versatile portable instrument that serves electronics hobbyists, technicians, and engineers. It features a built-in 200kHz digital oscilloscope and a comprehensive transistor tester, all in a compact, handheld form factor. The device uses two separate firmware components: one for the oscilloscope (DSO) functions and another for the transistor tester (TC2) functionality.