Hackaday

Dual Core Arduino For More Pins

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 ...
EDN

ATtiny85 PWM Primer Tutorial Using Arduino

The creative adventures with ATtiny series microcontroller are awesome if you know how to play them. ATtinys — especially the ATtiny85s — are all around us, and by using one, we can shrink the size of ...
Hackaday

Remove Your Arduino’s External Oscillator To Gain A Free Pair Of IO Pins

[Mark] from SpikenzieLabs was wrapping up a project using an Arduino the other day and found himself in need of a few more I/O pins. He could have added extra circuitry to the project, but he decided ...
Elektor Magazine

Arduino UNO R4: A Strong Middleweight Between the R3 and the new Arduino UNO Q

The Arduino UNO R4 brought a modern 32-bit platform to the UNO form factor. Arduino’s Alessandro Ranellucci explained the ...