PI Matrix LED Board Compatible PI Lite For Raspberry Pi B+&B Description: 1. In the original basis, added LLC (Logical level conversion circuit) formed. Raspberry Pi end of this serial port is 3.3V, Atmega328 MCU control 126 bright LED lights are 5V power supply.
2.atmega328 stable operation 16MHz. 3.3V circuit run twice as fast, is conducive to enhancing LED refresh rate.
Demonstration effect: Animation PACMAN Pac-Man
Get weather forecasts over the network with PI. With LED dot matrix displays
Lodon: Few clouds 16 ° C.
1 x PI Matrix LED Board
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