Firmware Update Verified - Owon Hds2102s

Story: "Verified — The HDS2102S Firmware Update"

When the lab lights hummed awake at 07:30, Jun poured a final cup of coffee and sat at the bench where his Owon HDS2102S oscilloscope waited. It had been a dependable instrument for three years: 20 MHz, dual-channel, the little white scope that had caught more flaky circuits than he could count. Today it had a job that felt small but mattered — verify a firmware update that promised a subtle but crucial fix to channel-trigger timing.

  1. Record Length Management: Older firmware dropped samples when using deep memory. Newer versions manage the 10k record length more efficiently.
  2. AWG Stability: The built-in arbitrary waveform generator now has less DC offset drift.
  3. Battery Meter Fix: Pre-2023 firmware had inaccurate battery percentage reporting. Verified updates fix the voltage curve.
  4. SPI Decoding: Enhanced trigger stability for serial decoding.

🔁 Rollback possible? The official update tool does not support downgrading to older firmware versions, so update only if the fixes apply to your use case. owon hds2102s firmware update verified

Verified Firmware Updates for the OWON HDS2102S Updating the firmware on the OWON HDS2102S Story: "Verified — The HDS2102S Firmware Update" When

  1. Downloaded firmware from official OWON support page (not third-party sites)
  2. Formatted a FAT32 USB drive (≤16GB recommended)
  3. Copied the .bin file to the root directory
  4. Powered scope via battery or USB-C (≥2A recommended)
  5. Inserted USB drive → Settings → System → Firmware Update
  6. Unit rebooted automatically after ~2 minutes

Hardware Changes: Older units used Gigadevice flash chips that are often non-upgradable due to hard-coded checksums, while newer units (hardware V3.0+) use Macronix chips that support updates. 🔁 Rollback possible

Transfer File: Copy the firmware file (e.g., Scope.upp) directly to the root of the removable drive.

B. User Interface & Calibration

Windows PC: The update utility is currently only compatible with Windows.