A firmware update can improve the speed of the FFT (Fast Fourier Transform) function, reduce the lag when adjusting the timebase (sec/div), and optimize the screen refresh rate. Users often report a "snappier" interface post-update.
The FNIRSI-1014D is picky about SD cards. It usually requires FAT32 format with a Master Boot Record (MBR) .
Example SD card root:
E:\1014D_MCU_V1.0.4.bin
E:\1014D_FPGA_V1.0.4.bin
If your update is a single
.zip: extract first. Do NOT copy the.zip. fnirsi-1014d firmware update
| Step | Action |
|------|--------|
| ☐ | Backup current firmware version (photo of system info) |
| ☐ | Format SD card FAT32 / 4096 bytes |
| ☐ | Copy .bin files to root (no folders) |
| ☐ | Power scope OFF |
| ☐ | Insert SD card |
| ☐ | Hold correct button (Menu = MCU / Run/Stop = FPGA) |
| ☐ | Power ON while holding |
| ☐ | Wait for completion (do NOT touch) |
| ☐ | Remove SD card after reboot |
| ☐ | Verify version numbers |
Early adopters of the FNIRSI-1014D reported issues such as:
Most firmware updates are primarily released to fix these annoying glitches, making the scope more reliable for daily use. A firmware update can improve the speed of
This is the single most critical step. If you ignore this, you risk bricking your oscilloscope.
The FNIRSI-1014D has at least three distinct hardware revisions. The firmware is not cross-compatible. You cannot flash a v4.3 board firmware onto a v3.0 board.
For 99% of users, the rule is simple: If it ain't broke, don't fix it. If your FNIRSI-1014D is stable and you are not missing any specific features, leave it alone. If your update is a single
However, if you are experiencing persistent bugs, need a specific decoding feature, or simply want the best possible performance, a FNIRSI-1014D firmware update is a straightforward process—provided you respect the hardware revision and SD card requirements.
By following this guide, you can breathe new life into your trusty oscilloscope, ensuring it remains a reliable companion on your workbench for years to come. Just remember: double-check that sticker on the back before you hit that power button. Your oscilloscope’s life depends on it.
Have a unique issue? Visit the EEVBlog FNIRSI-1014D master thread or contact FNIRSI support directly with your hardware ID.
The FNIRSI-1014D is a popular, budget-friendly, dual-channel handheld oscilloscope. Its firmware story is a classic example of the open-source hardware community clashing with the realities of budget Chinese manufacturing.
Here is the full story of the FNIRSI-1014D firmware situation, broken down into the key phases: the "Paperweight" era, the Community Resurrection, and the official update wars.