Check that the version number matches the one you just installed. Important Tips: Use a high-quality data cable:
: Your PC should recognize a new drive named "CH BOOT" . dsotc2 firmware upd
: Firmware updates are often necessary to fix the "zero line" offset on high voltage ranges or timing inaccuracies on low time-per-division settings (like the 5μs/div range). Check that the version number matches the one
" drive to appear, would you like troubleshooting steps for your PC's USB drivers? dsotc2 firmware upd
⚠️ : Many clones exist. Using the wrong firmware can brick your device. Always confirm your exact PCB version and MCU type (STM32, GD32, etc.).