Hackaday

I2C Bootloader For ATtiny85 Lets Other Micros Push Firmware Updates

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 into a ...
GitHub

Want to set up an ATTiny85 as quickly as possible with a hot-swappable Arduino Uno R3 hat and USB adapter PCBs? Look no further!

This repository contains a project for an Arduino hat PCB for downloading a bootloader onto an ATtiny85 microcontroller and a PCB-based USB device for directly sending code to the ATtiny85. All PCB ...
GitHub

attiny85-bootloaders/log.txt

Building attiny25 with CPU 128000L and 1200 BAUD ... OK, SIZE: 578 Building attiny45 with CPU 128000L and 1200 BAUD ... OK, SIZE: 578 Building attiny85 with CPU 128000L and 1200 BAUD ... OK, SIZE: 578 ...
Hackaday

usb bootloader

“Possibly the smallest ATtiny85 based ‘duino derivative”. Indeed! When Olimex announced the Olimexino 85s as the smallest Arduino ever, [Tim] took that as a challenge. His very small Arduino based USB ...