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Name Modified Size InfoDownloads / Week
release 2023-12-30
README.md 2023-12-30 1.4 kB
Totals: 2 Items   1.4 kB 1

GPP-x32x Firmware Mod

Mod version 1.03

New features

  • None Bug fixes
  • Fixed measurement readout interference from web server (applicable for units with LAN option). Special thanks go to member Cavhat on EEVblog for reporting this issue.

Mod version 1.02

New features

  • Configurable window size of first stage measurement filter (moving average filter)
  • Added second stage measurement filter with configurable window size and reset threshold
  • Configurable display update interval
  • Added gpp_mod.cmd batch script for starting gpp_mod directly from Windows Explorer

Mod version 1.01

New features

  • Configurable beeper volume

Mod version 1.00

Features

  • Voltage and current measurement averaging
  • Voltage calibration correction
  • Current calibration correction with output voltage dependent leakage current compensation
  • Separate current/voltage calibration correction for power versus load mode
  • Fast OCP/OVP response (10x faster than original firmware)
  • Configurable OCP/OVP arming delay during channel switch on
  • Configurable OCP/OVP trigger delay
  • Channel on/off button also selects channel for data input
  • All of the above features are configurable by generating the modified firmware via a Python script
  • For those not wanting to deal with installation of Python and required packages, an executable Windows command-line application is available (created with pyinstaller)
Source: README.md, updated 2023-12-30