Owon Hds2102s Firmware Update Fix

The device will automatically upgrade and shut down when finished. ⚠️ Important Fixes & Risks

The is a popular 2-channel, 100 MHz handheld digital oscilloscope with a built-in multimeter. Like any sophisticated electronic device, its performance and stability depend heavily on its firmware. OWON periodically releases firmware updates to address bugs, improve user interface (UI) responsiveness, and add functionality.

: Ensure the firmware filename matches exactly what the device expects (usually Scope.upp ). Do not put the file inside a folder on the device. Hardware Version Recommended Firmware Key Change V1.0 Fixes 2ns/div graticule bug V3.0 General stability and UI fixes V4.0+ Includes RMS measurements

The HDS2102S uses a simple "drag-and-drop" method for updates by appearing as a removable drive on your PC. Turn on the oscilloscope. Press the button. owon hds2102s firmware update fix

This is a comprehensive guide to fixing, updating, and troubleshooting the firmware on the (and the wider HDS-N series).

In this case, the "fix" is a hardware rework: Desolder the old flash chip, program a new one with a universal programmer (TL866II Plus), and re-solder it. This is a $50 fix at a repair shop versus buying a new $350 scope.

The Owon HDS2102S is a popular 100MHz 3-in-1 handheld oscilloscope known for its versatility, combining a scope, multimeter, and arbitrary waveform generator (AWG). However, like many sophisticated test instruments, it relies on firmware to function correctly. Owners have reported issues, such as incorrect waveforms at 2ns/div, which can be resolved through a firmware update. The device will automatically upgrade and shut down

The device will appear as a removable disk on your computer. Copy the Scope.upp file to the root of the removable disk. Power the scope OFF and then ON .

: Connect the scope to your PC. Change the USB setting to MSC . A removable disk drive will appear on your computer.

: On your Windows PC, open Device Manager. Look for an unrecognized device, an "STM32" device, or a new virtual disk drive. Using the STM32 Cube Programmer (For Advanced Bricks) : OWON periodically releases firmware updates to address bugs,

Write the correct factory .bin or .hex file starting at address 0x08000000 .

Miraculously, the oscilloscope sprang back to life. The firmware update completed successfully, and John was relieved to see his device rebooting normally. He let out a sigh of relief and gratitude towards the unknown forum user who had saved him from a potentially disastrous situation.