Showing 389 open source projects for "avr"

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  • 1
    QMK

    QMK

    Keyboard firmware for Atmel AVR and ARM controllers

    ...The community encompasses all sorts of input devices, such as keyboards, mice, and MIDI devices. This is a keyboard firmware based on the tmk_keyboard firmware with some useful features for Atmel AVR and ARM controllers, and more specifically, the OLKB product line, the ErgoDox EZ keyboard, and the Clueboard product line. Keyboards powered by QMK are Planck, Preonic, ErgoDox EZ, Clueboard, Cluepad, Gergo, Georgi, and Atreus. QMK is compatible with lots of other community-supported keyboards and projects. QMK is developed and maintained by Jack Humbert of OLKB with contributions from the community, and of course, Hasu.
    Downloads: 19 This Week
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  • 2
    avr-gfortran

    avr-gfortran

    Program avr microcontroller using fortran77 syntax

    This is a pseudo Fortran77 compiler for Atmel/Microchip AVR microcontroller, written in Fortran using gfortran compiler. The compiler use avr-gcc as dependency. As of version 1.0.3-1 (8 July 2026), the compiler introduces near-comprehensive native compatibility with Fortran 77 syntax. For Windows version (64bit), click https://sourceforge.net/projects/avr-gfortran/files/avr-gfortran-1.0.3-alpha-2026/avr-gfortran-win-1.0.3-1.zip/download Linux version (64bit), click https://sourceforge.net/projects/avr-gfortran/files/avr-gfortran-1.0.3-alpha-2026/avr-gfortran-linux-1.0.3-1.tar.xz/download User guide, click https://sourceforge.net/projects/avr-gfortran/files/user_guide-1.0.3.pdf/download Example Code for Learning and Testing, click https://sourceforge.net/projects/avr-gfortran/files/example%20code/new-example-July-2026/example_code_July_2026.zip/download If you find any bugs, or need some features, or just want to say "hello", just post any comment ;-)
    Downloads: 5 This Week
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  • 3

    avr-lib

    Object-oriented library for Atmel AVR family MCUs

    Downloads: 0 This Week
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  • 4
    FastLED

    FastLED

    The FastLED library for colored LED animation on Arduino

    ...FastLED supports popular LEDs including Neopixel, WS2801, WS2811, WS2812B, LPD8806, TM1809, and more. The library runs on a wide range of Arduino and compatible boards, including both AVR- and ARM- based microcontrollers. In addition to fast, efficient, compatible LED driver code, FastLED also provides features that get your animations up and running fast.
    Downloads: 18 This Week
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  • 5
    Marlin

    Marlin

    Optimized firmware for RepRap 3D printers based on Arduino platform

    ...It is straightforward, reliable, extensible and adaptable, which is why it is used by many respected commercial 3D printer vendors as well as hobbyists. It runs on inexpensive 8-bit Atmel AVR micro-controllers, with added support for 32-bit and ARM-based boards. Marlin builds can be small enough for use on a headless printer with only modest hardware, and features can be enabled as-needed.
    Downloads: 25 This Week
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  • 6
    Soft SSD1306 Uni Library 8051/AVR

    Soft SSD1306 Uni Library 8051/AVR

    Soft SSD1306 by I2C AVR or 8051 Universal Arduino(R) IDE

    Soft SSD1306 by I2C Universal Arduino AVR or 8051 Device ======================================================== V.0.0.1 Universal Arduino library for SSD1306 Display by I2C Arduino achitectures : AVR, 8051, STC89C51, STC89C52... See too : https://sourceforge.net/projects/stc89/ Very easy using. See examples. #Donate for development support https://bacciel.com/donate/donate.html Many thanks * DISLAIMER OF ALL WARRANTIES *
    Downloads: 1 This Week
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  • 7
    Soft I2c Master Uni I2C Library 8051/AVR

    Soft I2c Master Uni I2C Library 8051/AVR

    Soft I2C Universal Arduino AVR or 8051 Device for Arduino(R) IDE

    Soft I2C Universal Arduino AVR or 8051 Device ============================================= V.0.0.2 Universal Arduino library for I2C emulating port. Arduino achitectures : AVR, 8051, STC89C51, STC89C52... See too : https://sourceforge.net/projects/stc89/ Very easy using. See examples. #Donate for development support https://bacciel.com/donate/donate.html Many thanks * DISLCAIMER OF ALL WARRANTIES *
    Downloads: 1 This Week
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  • 8
    LiquidCrystalUni LCD Arduino AVR 8051

    LiquidCrystalUni LCD Arduino AVR 8051

    LiquidCrystal Universal LCD Library for Arch 8051 / AVR Arduino(R) IDE

    LiquidCrystalUni Universal Arduino AVR 8051 Device ======================================== Tested by and based on a idea from Francisco José Calleja, Many thanks. Universal Arduino library for LCD Display Arduino achitectures : AVR, 8051, STC89C51, STC89C52... See too : https://sourceforge.net/projects/stc89/ Very easy using. See example. #Donate for development support https://bacciel.com/donate/donate.html Many thanks * DISLCAIMER OF ALL WARRANTIES *
    Downloads: 0 This Week
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  • 9
    TM1637 7 seg Arduino AVR 8051 Driver

    TM1637 7 seg Arduino AVR 8051 Driver

    7 seg universal Arduino Ardui89 AVR 8051 Device Driver 89C51 89C52...

    TM1637 Universal Arduino AVR 8051 Device ======================================== V.0.0.4 Bugs fixed in AVR using. Hexademal chars bugs fixed in AVR using. Universal Arduino library for TM1637 (LED Driver) Arduino achitectures : AVR, 8051, STC89C51, STC89C51, STC15F2K32K2... See too : https://sourceforge.net/projects/stc89/ Very easy using just using 3 lines, example : TM1637Device display; // New 7 seg display TM1637_init(display, 2, 3); // Init TM1637 Display : CLK = pin 2 / DIO = pin 3 TM1637_printString(display, "1234"); // Print 1234 on 4 x 7 segments module or TM1637_printString(display, "=-7°F"); // Print = - 7°F see all examples in example TM1637Demo, like TM1637_setBrightness(display, 7), etc...
    Downloads: 0 This Week
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  • 10
    Lightweight ring buffer manager

    Lightweight ring buffer manager

    Lightweight generic ring buffer manager library

    The library provides generic FIFO ring buffer implementation.
    Downloads: 0 This Week
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  • 11
    GCBASIC
    GCBASIC is an open-source BASIC compiler for 8 bit Microchip PIC, Atmel AVR legacy, AVRDx and LGT microcontrollers. See https://ko-fi.com/post/The-Story-of-GCBASIC-Making-Microcontroller-Progr-D1D319SJ72 for story of GCBASIC. This is a continuous release project. The latest release is always available. This will give you the most complete development toolchain to create and program 8-bit PIC, AVR and LGT microcontrollers.
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    Downloads: 320 This Week
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  • 12

    qmk_firmware

    Open-source keyboard firmware for Atmel AVR and Arm USB families

    Downloads: 0 This Week
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  • 13
    Open Programmer

    Open Programmer

    An USB programmer for PIC, dsPIC, AVR, serial memories

    An USB programmer for various devices, including PIC, dsPIC, AVR microcontrollers, and various kinds of serial eeproms
    Downloads: 69 This Week
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  • 14
    WinAVR
    WinAVR (tm) is a suite of executable, open source software development tools for the Atmel AVR series of RISC microprocessors hosted on the Windows platform. Includes the GNU GCC compiler for C and C++.
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    Downloads: 396 This Week
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  • 15
    UnoLib

    UnoLib

    Library designed for the Arduino Uno platform and AVRPascal editor

    UnoLib is a Free Pascal library designed for the Arduino Uno platform and AVRPascal editor (http://akarwowski.pl/index.php?page=electronics&lang=en) or other editor using FPC 3.3.1 for AVR microcontrollers (e.g. FreePascal IDE, Lazarus). It is a translation of a subset of the standard Arduino libraries, adapted as needed for a Free Pascal environment. Moreover, support for fixed point numbers has been added. Current updates of the library are available at https://github.com/ackarwow/unolib/
    Downloads: 3 This Week
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  • 16
    ACORN kernel

    ACORN kernel

    micro kernel in assembler for AVR devices

    ACORN is a micro kernel for ATMEL Tiny/Mega/XMega 8-bit MCU. It is written in Assembler and incorporates the basic micro OS primitives like - preemptive multitasking,event dispatching,sleep and synchronization. Project is hosted at github https://github.com/sergei-iliev/acorn-kernel
    Downloads: 0 This Week
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  • 17
    Firefly Framework

    Firefly Framework

    Firmware development framework for ATmega/AVR

    Firefly Framework -- firmware development framework for ATmega/AVR. Supported microcontrollers: * 16/16A * 164PA/324PA/644PA/1284P * 640/1280/1281/2560/2561 * 48P/88P/168P/328P * 128/128L
    Downloads: 0 This Week
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  • 18
    ChibiOS/RT free embedded RTOS
    ChibiOS/RT is a free and efficient RTOS designed for deeply embedded applications. It offers a comprehensive set of kernel primitives and supports many architectures: ARM7, Cortex-M0, Cortex-M3, Cortex-M4, PowerPC e200z, STM8, AVR, MSP430, ColdFire, H8S, x86.
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    Downloads: 61 This Week
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  • 19
    PICSimLab - Prog. IC Simulator Lab.

    PICSimLab - Prog. IC Simulator Lab.

    PICSimLab is a realtime emulator for PIC, Arduino, STM32, ESP32, ...

    PICSimLab is a realtime emulator of development boards with MPLABX/avr-gdb debugger integration. PICSimLab supports microcontrollers from picsim, simavr, uCsim, qemu-stm32, qemu-esp32, and gpsim. PICSimLab has integration with MPLABX/Arduino IDE for programming the microcontroller's boards. As the purpose of PICSimLab is to emulate real hardware it does not have any source code editing support. For code editing and debugging the same tools used for a real board should be used with PICSimLab, such as MPLABX, Arduino IDE, or VSCode with PlatformIO. ...
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    Downloads: 359 This Week
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  • 20

    8051 Arduino FLASH/EEPROM Libraries STC

    EEPROM and FLASH Labraries for Arduino IDE with Ardui89

    ...Warning : Write directly in FLASH Memory. EEPROM89 library allows to write, update or read byte in internal EEPROM of STC89C53, STC89C54 or better STC12, 15 family, like Arduino AVR. Donate for development support https://bacciel.com/donate/donate.html Many thanks Cyril
    Downloads: 3 This Week
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  • 21
    A set of C language API's and firmware applications that manage access to the Digitrax LocoNet and the core hardware resources of the Atmel AVR family of devices, to allow custom embedded LocoNet devices to be developed using GCC
    Downloads: 1 This Week
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  • 22
    Open Source SW/HW Project for Embedded Ethernet Applications. Works with AVR ATmega256/128/103, AVR32, SAM7X, SAM7S(E), SAM9, AT91X40, GameBoy Advance, Cortex M3 / M4 (STM32, NXP LPC, LM3S), Freescale Coldfire, RTL8019AS, LAN91C111, CS8900 and DM9000E chips. Offers a tiny TCP/IP stack including HTTP, FTP and DHCP.
    Downloads: 5 This Week
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  • 23
    RoboDude is a programming tool for AVR microcontrollers. The graphical interface is easy to use, because it works with xhex-files (xml files containing ihex and srec sections, mcu information and fuse bit settings). The GUI uses the avrdude library. The binary files are included in the NiboRoboLib Package!
    Downloads: 0 This Week
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  • 24
    sunjob DIY projects
    DIY проекты (фото, электроника, софт, инструментарий) avr_gui - GUI-оболочка для avrdude Canon 1Ds mkII - Li-Po батарейный мод NP-E3 high-speed ф.тригеры: - Photo Trigger 1.x (2x555 chip) - Photoduino 2.x mod - CameraAxe 3.0.0.4 mod - контроллер эл.м. клапана - фото синхронизатор (по 1му и 2му пыху) - фото мост (photo gate) Photoduino https://kalanda.github.io/photoduino/ https://github.com/kalanda/photoduino CameraAxe3 http://www.glacialwanderer.com/hobbyrobotics/?p=325 Прочие, не фото-проекты, доработки, моды: AVR ISP MK2 Power Mod - программатор MK61 - прг.калькулятора MK51 - калькулятора JDS6600 Power Mod - генератор KORAD KA 3050D - блока питания Ploter / 2D графопостроитель
    Downloads: 2 This Week
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  • 25

    amforth: Interpreter on Microcontrollers

    amforth is an extendible interpreter on microcontrollers

    amforth is an extendable command interpreter running on AVR ATmega and TI MSP430 microcontrollers. The Risc-V and ARM architectures are ascending. Turnkey actions for IoT workloads are possible as well. The command language is close to the Forth 2012 standard.
    Downloads: 4 This Week
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