Content for ATtiny84

DIY Bike Speedometer

“I just finished my latest project: A speedometer for my bike. It uses an attiny84 chip as its main processor and an 74ls47 chip as a driver for its 7-Segment Display (7SD from now on). If you have the parts …

Capacitance Meter

“Capacitors are vital components in electronics, but sometimes they are broken, or the value printed on the cap has become unreadable. Because my multi-meter does not have a capacitance measurement, I decided to make one! The principle of measuring capacitance …

Half duplex UART from single AVR pin

“Smaller microcontrollers like Attiny84 microcontrollers dont have UART interface and in many cases you may not need it. But if you will want to have an USART option, you will need to user software USART library or write your own …

Program an ATtiny44/45/84/85 with Arduino

“This tutorial gives provides the steps to set up, program, and test an ATtiny44/45/84/85 with an Arduino. It is also provides some explanations as to the inner workings of AVR chips in general.”

Full Binary Clock

“I was wandering the internet looking for a good arduino tutorial on how to build a binary clock with seconds, but I could not find one. So now I am writing this for you to have a binary clock with …