Grove LED Bar is comprised of a 10 segment LED gauge bar and an MY9221 LED driver. It can be used as a indicator for remaining battery life, voltage, water level, music volume or other values that ...

Learn the basics of embedded systems hacking with Arduino, Raspberry Pi & RTOS. Discover GPIO, interrupts, hands-on projects ...

This is a very simple but useful project, strobe navigation lights for rc airplanes, or you can adjust the flashing time and make it a warning light for a forklift or even a turn signal light for a ...