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“Previously, we looked at using registers directly in Arduino and setting up external interrupts. This time, we configure a timer interrupt to toggle an LED every 0.5 seconds. That’s right; we’re going to redo blinky the hard …
“This is an easy to build pet feeder with 2 timers and accurate portions delivered each time. Why another Pet Feeder? My version of a pet feeder is based on an Arduino microcontroller. The materials used are relatively cheap and …
“In this project we will have a look at peristaltic pumps and find out whether it makes sense to DIY our own version of it or whether we should just stick with the commercial buy option instead. Along the way …
“Amblyopia (lazy eye), a disorder of sight that affects approximately 3% of population, usually treated by simple eyepatches or atropine drops. Unfortunately, those methods of treatment occlude stronger eye for long, uninterrupted periods of time, not allowing two eyes (actually …
“The Talking Clock 2 (Bilingual) is the new version of Talking Clock I have published some time ago. The code was updated to support two languages (English/Portuguese) and new features were introduced into the code: Mode 1: Set the …
“This article describes a simple function generator based on an ATtiny85. It can generate triangle, sawtooth, square, and rectangular waves, a pulse train, and noise. The frequency can be adjusted using a rotary encoder between 1Hz and 5kHz in steps …
“A sample that uses an Arduino YÚN with an Alexa Smart Home Skill to provide voice control to LED lights. I thought the The Alexa and Arduino Smart Home Challenge was exceptionally cool and wanted to contribute even though I …
“Here Ill show how to make a simple, little actuated desktop lamp using arduino and servo motors. Ill also tell you how you can alter the motors so that you can record manipulations and therefore enact movements with the lamp …
“Our washing machine is in the garage and we can’t hear the beeps to indicate that the wash is complete. I wanted to find a way to get notified, wherever we are in the house, when the cycle was …
“Upcycle an old receipt printer into a voice assistant/Internet of Things printer! I am a fan of recycling old tech and making it useful again. A while ago, I had acquired an old, cheap thermal receipt printer, and I …