The build relies on that old stalwart, the Arduino Uno, to run the show. It’s hooked up to a DS3231 real-time clock module so it can keep accurate time for long periods, as is befitting a clock.

Recently, they have created a hardware CPU monitor that displays how PCs are parallelizing compile tasks at a glance. The monitor is built from 14 analog meters, along with some WS2812 RGB LEDs.

Arduino-CPU-Meter Host and device code for external hardware CPU meter based on Arduino. Linux GCC Makefile and Windows MSVC project files are provided. Specify your serial port when launching program ...

The use of analog meter reading is critical for monitoring energy consumption in a variety of settings. One key reason for this is that computer vision techniques can be used to quickly and easily ...