Reddit user Krukerfluk has created an awesome DIY digital clock using 144 x seven segment displays, combining them to create a larger LED display powered by an Arduino Nano.

Posted in clock hacks, LED Hacks Tagged 7 segment LED display, arduino nano, clock, DS3231, led, neopixel ring, Neopixels, ws2812b Post navigation ← Black Magic Probe: The Best ARM JTAG Debugger?

The panels are arranged in a 7-segment display format, commonly used in digital clocks and calculators. Each digit is represented by seven segments that can be individually controlled to form numbers.

In the Arduino board, digital outputs from D2 to D8 are used to drive segments (a to g), and digital outputs D9 to D12 are used for the digits (D0-D3) of the 4×7 LED display. Note that here the ...

We’re used to seeing all manner of seven-segment displays, be they mechanical, electronic, or something in between. But what all these displays have in common is that they’re, you know,… ...

When I first trying the new library, the example given only can display date and time and it does not mention about how to display the day of the week. So I started to search on the web and ask in ...

The seven-segment display is clever, power-efficient technology that owes its design pedigree back to patents dating from 1908, but one thing it doesn’t make for is great typography.