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AVRFusesCalc free download for Mac


Version 2.2

Set fuse bits and lock bits in ATmega and ATtiny micro-controllers.

One-Time Purchase

AVRFusesCalc overview

AVRFusesCalc is an application through which we can easily set the fuse bits and lock bits in the micro-controllers ATmega and ATtiny from Atmel. To be able to set fuse bits should be installed on the "avrdude". "AVRFusesCalc" recognizes the connected micro-controller and loads its settings, regardless of the clock speed. It can also determine what programming protocol, SPI or TPI, is required for communication with the micro-controller.

What’s new in version 2.2

Updated on Jan 21 2021

Version 2.2:
  • An option to save to file, fuse bits and lock bits of a given microcontroller has been added
  • An option to read the user saved fuse bit configuration has been added
  • Added support for the ATmega328PB microcontroller





6.4 MB



App requirements

  • Intel 64
  • OS X 10.12 or later
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