avra: AVRA (Atmel AVR Microcontrollers Assembler) avra: avra: AVRA is an assembler for Atmel AVR microcontrollers, avra: and it is almost compatible with Atmel’s own assembler AVRASM32. avra: The programming principles and conceptions avra: are based on the ANSI programming language "C". avra: avra: Homepage: http://avra.sourceforge.net avra: avra: avra: