Download the firmware v1.1.6 in the attachment.

Refer to the instruction here for how to do a firmware update.


This document describes version 1.1.6 of the firmware for the ThinkRF R57x0 family of real-time

spectrum analyzers. It is distributed as a single binary file, ThinkRF_R57x0_firmware_v1-1-6.img.

This version of the R57x0 firmware is compatible with all ThinkRF R57x0 products, including R5700

(all models) and R5750 (all models).

Refer to the product’s User Guide for how to do firmware update.

Fixed Defects

  • Re-sequenced PLL startup and shutdown to prevent a hardware lock-up condition.
  • Fixed HiSLIP’s VRT connection path handling of send attempts failed with EAGAIN error flag that affected the HiSLIP payload.

New Features

• N/A

Known Issues and Limitations

No known issues or limitations.