Programmable LEDs are amazing pieces of hardware, allowing hackers to add a rainbow of colors to projects at reasonable prices. Troubleshooting these devices, however, can be a pain, so Devon Bray developed the “BlinkBox” to help with this task. The resulting Arduino-based tester can work with multiple types of LEDs, and is able to cycle through … Continue reading Ramp up programmable LED troubleshooting with the BlinkBox