Hackaday.io is having a 2024 Business Card Contest between May and July 2024, I decided to enter the contest with my own design. This describes my design process from planning to the completion for a business card that can be used as real time clock with 3-year battery life and can also be used as an ATtiny3227 development board. Continue reading "ATtiny3227 Business Card + Clock + Development Board"
The megaTinyCore work great when using with Arduino IDE, but not so with PlatformIO. This is my quest on making the megaTinyCore work for PlatformIO. Continue reading "Make megaTinyCore work for PlatformIO"
ATtiny3217 is a modern AVR microcontroller chip from Microchip that could potentially replace ATmega328p that is widely used in official Arduino boards, and here is how I build an Arduino compatible development board based on ATtiny3217. Continue reading "Arduino-Compatible Development Board with ATtiny3217"