The table shows the pin configuration of the Arduino UNO–based robotic arm. The red (VCC) wires of all servos are connected ...

It’s fair to say that building electronic gadgets is easier now than it ever has been in the past. With low-cost modular components, there’s often just a couple dozen lines of code and a few jumper ...

Arduino is the ultimate DIY electronics platform and can be tons of fun for the aspiring engineer. If you want to learn the ins-and-outs of Arduino programming, check out this complete starter kit ...

[Stanley] wanted to make a laser projector but all he could find online were one’s using expensive galvanometer scanners. So instead he came up with his own solution that is to be admired for its ...

With their cheap price tags, massive I/O provisions, and low power consumption, microcontrollers like the uber-popular ...