Attiny85 programming with Arduino ( Easy way )
87 Six, yes SIX, GPIO pins on an ATTiny85 - YouTube
Programming the ATtiny85 From Raspberry Pi : 4 Steps - Instructables
Electronics: How to use ATTiny PB5 RESET pin as GPIO? - YouTube
avr - How to use ATTiny PB5 RESET pin as GPIO - Electrical Engineering Stack Exchange
Technoblogy - Getting Extra Pins on ATtiny
Week 08
UPDI Enable Sequence by 12V Programming (SOLVED) - Avrdude, stk500, Bootloader issues - Arduino Forum
ATtiny88 Microcontroller Pinout, Programmming, Features, Applications
Week 9 : Embedded Programming
Technoblogy - Getting Extra Pins on ATtiny
Technoblogy - Getting Extra Pins on ATtiny
Week 7
Programming the ATTINY13 (Microcore) - Bryce Automation
Using Pin 1 on Attiny13/25/45/85 Without Messing With Fuse Bits - Instructables
ATtiny85 Microcontroller tutorial: GPIO as output - Gadgetronicx
Week 9 : Embedded Programming
Using the AVR RESET Pin as an Input - Wayne's Tinkering Page
Tiny AVR Programmer Hookup Guide - SparkFun Learn
Using the Attiny's Reset Pin without setting Fuse Bits – Arduino, ESP8266, ESP32 & Raspberry Pi stuff
BASCOM-AVR
ATtiny817 Breakout Pinouts | Adafruit ATtiny Breakouts with seesaw | Adafruit Learning System
attiny - How to declare PB3 reset pin of ATtiny44 in program (using arduino IDE platform) - Arduino Stack Exchange
Technoblogy - Getting Extra Pins on ATtiny
GitHub - RalphBacon/ATTiny85_Fuse_Resetter: Want to use all SIX GPIO pins on the ATTiny85? Now you can.
