The dot matrix clock was built without the use of a regular Arduino board but uses the ATmega168 with Arduino bootloader and assembled on a breadboard. An RTC clock compensated by temperature is used ...
It all started when [Damien Walsh] got his hands on some surplus LED boards. Each panel contained 100 mini-PCBs hosting a single bright LED that were meant to be to be snapped apart as needed. [Damien ...
\[July 24, 2006\] The company's line of dot matrix, 5 x 7 LED alphanumeric displays now include the first smart displays with blue characters in an 8-character, rectangular package. About the width of ...