There are easy ways of getting more I/O pins for any project; shift registers, I2C expanders, or ADCs will give you plenty of pins for whatever project you have in mind. All these require extra ...
Related to being powered by a super capacitor, I also need to get my ATtiny to go to sleep when not processing anything. And that involves setting pins to ‘interrupt-on-change’ and getting the chip to ...
The purpose of this module is to learn about the Arduino interrupt system. An Arduino tetherball game is created to illustrate the use of interrupts. You'll see that Interrupts are easy and the game ...
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