v1.2.0

The release v1.2.0 of the WULPUS platform includes the following changes:

Added

• Fabrication instructions for the WULPUS silicone package (refer to WULPUS User Manual Rev. 2).
• Source design files for the WULPUS silicone package (/hw/wulpus_silicone_package).
• Updated repository description and an expanded list of contributors in README.md.
• Added new publications utilizing the WULPUS probe to README.md.

Fixed

• Resolved multiple inaccuracies in WULPUS User Manual Rev. 1 (#13, #15, #18, #22).
• Fixed issue #17: Power supply spikes exceeding resistor power ratings. Added enable pin control for U1 of Acquisition PCB.
• Addressed issue #21: Improved antenna layout for better performance.
• Updated acquisition PCB layout and production files accordingly.

Changed

• Replaced chip antenna on the Acquisition PCB and updated the matching circuit.

Removed

• Removed mounting hole on the Acquisition PCB to allow for RF routing and antenna matching network adjustments.

v1.1.0

The stabilization release (v1.1.0) of the WULPUS platform includes the following changes:

Added

• WULPUS User Manual Rev 1 (docs/wulpus_user_manual.pdf)
• MSP430 firmware (located at fw/msp430)
• WULPUS programmer PCBs' design files (located at hw/wulpus_programmer_pcbs).
• Generated production files (Assembly drawings, BOM, Gerber files, Drill files, Pick&Place files) for all the PCBs.
• Dedicated GUIs to configure the excitation/receive and measurement settings.
• Example configurations and raw data.

Fixed

• BLE Package loss by implementing buffering on the nRF52 MCU.
• Multiple GUI bugs.

Changed

• Updated the design of the acquisition and high-voltage PCBs (backward compatible with v1.0.0)
• Improved the schematics of the PCB projects to simplify the outsourced assembly.
• Improved the main WULPUS GUI and the example script.

Removed

• Removed ./sw/docs folder with the old GUI guide. The information about the GUI is now available in the WULPUS user manual.

v1.0.0

Initial WULPUS release includes:

• source code for the nRF52832 MCU of the WULPUS probe
• source code for the nRF52840 USB dongle
• Python code for the WULPUS Graphical User Interface
• Altium designer source files, pdf schematics, BOM lists for
  • WULPUS Acquisition PCB
  • WULPUS High-Voltage PCB