Here you can learn many more interesting and useful about USB bootloaders for AVR microcontrollers. In practice, one of the most proper microcontroller programming method is using a bootloader program ...

Now you understand that what is a bootloader is and what are the benefits of a bootloader. Inspired by many online tutorials, now I am giving you an introduction to install a bootloader into your own ...

AVR microcontrollers without a bootloader must be programmed through the SPI, as described above. All microcontrollers (at least, those with datasheets) have a pinout schematic and pin description.

There are a few different ways of getting firmware onto one of AVR’s ATtiny85 microcontrollers, including bootloaders that allow for firmware to be updated without the need to plug the chip i… ...