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    • A simple Morse Code keyer that does the basic functions you need
      C++
      Other
      1100Updated Sep 18, 2024Sep 18, 2024
    • A cheap and cheerful 80 meter QRP CW radio made from all discrete components
      0300Updated May 25, 2024May 25, 2024
    • 0000Updated Jan 17, 2024Jan 17, 2024
    • Library for the Si5351 clock generator IC in the Arduino environment
      C++
      GNU General Public License v3.0
      96239306Updated Nov 18, 2023Nov 18, 2023
    • C
      0104Updated Apr 11, 2023Apr 11, 2023
    • Etherkit Kicad Library
      1300Updated Mar 16, 2023Mar 16, 2023
    • JTEncode

      Public
      JT65/JT9/JT4/WSPR/FSQ Encoder Library for Arduino
      C++
      GNU General Public License v3.0
      3397101Updated Oct 11, 2021Oct 11, 2021
    • Hardware design files for the Si5351A Breakout Board
      52200Updated Mar 24, 2021Mar 24, 2021
    • Client program for PC control and synchronization of OpenBeacon 2 MEPT
      HTML
      0400Updated Sep 11, 2020Sep 11, 2020
    • Generate Morse Code for transmission on a digital I/O pin
      C++
      GNU General Public License v3.0
      52111Updated Aug 30, 2020Aug 30, 2020
    • Multimode MEPT based on OpenBeacon
      Python
      11450Updated Aug 25, 2020Aug 25, 2020
    • Arduino IDE board support files for Etherkit products
      C
      GNU General Public License v3.0
      0100Updated Aug 23, 2020Aug 23, 2020
    • Empyrean

      Public
      Empyrean Alpha/Beta Arduino-compatible Microcontrollers
      GNU General Public License v3.0
      1300Updated Jul 22, 2020Jul 22, 2020
    • USB Mass Storage bootloader (based on UF2) for SAMD21 and SAMD51
      C
      Other
      305000Updated Jan 13, 2020Jan 13, 2020
    • Plug-in low pass filter module with band ID
      1510Updated Dec 22, 2019Dec 22, 2019
    • FreeCAD and STL files for 3D-printable QRP power level antenna parts
      0000Updated Oct 29, 2019Oct 29, 2019
    • A generic menu system to be used with a display on an Arduino
      C++
      GNU General Public License v3.0
      1410Updated Oct 7, 2019Oct 7, 2019
    • Website for pid.codes
      CSS
      Creative Commons Zero v1.0 Universal
      790000Updated Oct 4, 2019Oct 4, 2019
    • 500 mW Si5351C-based MEPT Transmitter
      C++
      GNU General Public License v3.0
      0630Updated Sep 17, 2019Sep 17, 2019
    • uf2

      Public
      UF2 file format specification
      JavaScript
      Other
      162000Updated Jan 29, 2019Jan 29, 2019
    • QRSS/DFCW/CW/SMT Hell Beacon
      PostScript
      21520Updated Jan 19, 2019Jan 19, 2019
    • Si5351B/C Breakout Board
      1610Updated Jan 6, 2019Jan 6, 2019
    • EtherProg

      Public
      This repository hosts the firmware for the Etherkit EtherProg usbtiny-clone project.
      Assembly
      3200Updated Feb 17, 2018Feb 17, 2018
    • Build scripts for OpenOCD used in Arduino
      Shell
      9000Updated Nov 4, 2017Nov 4, 2017
    • OpenOCD

      Public
      Fork of OpenOCD
      C
      GNU General Public License v2.0
      75000Updated Oct 15, 2017Oct 15, 2017
    • Arduino Core for SAMD21 CPU
      C
      718000Updated Oct 9, 2017Oct 9, 2017
    • A Si5351A Breakout Board for Pico Balloons
      KiCad Layout
      GNU General Public License v3.0
      0100Updated Jun 24, 2017Jun 24, 2017
    • BOSSA

      Public
      BOSSA is a flash programming utility for Atmel's SAM family of flash-based ARM microcontrollers. The motivation behind BOSSA is to create a simple, easy-to-use, open source utility to replace Atmel's SAM-BA software. BOSSA is an acronym for Basic Open Source SAM-BA Application to reflect that goal.
      C++
      BSD 3-Clause "New" or "Revised" License
      250000Updated Dec 26, 2016Dec 26, 2016
    • Working tree for libusb-compat-0.1
      C
      Other
      50000Updated Aug 25, 2016Aug 25, 2016
    • trackuino

      Public
      Trackuino firmware source code
      C++
      GNU General Public License v2.0
      46000Updated Aug 4, 2016Aug 4, 2016