Discover how to unlock the full potential of the ATTiny85 microcontroller by utilizing all six GPIO pins in this informative 30-minute video. Learn to build or acquire a fuse resetter, understand its functionality, and navigate potential challenges. Explore the process of reconfiguring the RESET pin as a GPIO, effectively increasing the available pins from five to six. Gain insights into power efficiency, battery life, and practical applications for projects requiring minimal components. Follow along with a step-by-step guide on resetting fuses, interpreting datasheets, and using tools like the Embedded Fuse Calculator. Delve into topics such as high-voltage programming, AVRDUDE usage, and ATTiny85 specifications. Access provided resources, including code samples and links to further reading, to enhance your understanding of microcontroller programming and optimization.