Keyboard firmwares for Atmel AVR and Cortex-M
Atmel AVR: development platform for PlatformIO
I2C slave library for Atmel AVRs
vAVRdisasm is an 8-bit Atmel AVR disassembler.
Library files for building embedded network system using Atmel AVR Microcontroller and Microchip ENC28J60 Ethernet Controller.
Arduino Library to gets the Manufacture Serial Number from the Atmel AVR, SAM, SAMD, STM32, and ESP Microcontroller.
LCD 16x2 Keypad Library for SainSmart MEGA2560 +1602 LCD Keypad Shield V3 for Arduino UNO MEGA R3 ATMEL AVR
Display libraries for AVR & ARM | Atmel | ESP32 | STM32 HAL and FSMC | 100+ Fonts | XPT2046 SSD1289 SSD1963 HX8357 ST7735 ILI9325 ILI9341 HY32D OLED SSD1306 SSD1331 HD44780
UPDI programmer software for Arduino (targets Tiny AVR-0/1/2, Mega AVR-0 and AVR-DA/DB MCUs)
Microchip/Atmel ASF4 code libraries
Atmel SAM: development platform for PlatformIO
The Official Arduino AVR core