2 When the control of a single module, simply enter the port received a CPU When more than 3 modules cascaded output input termination CPU, the input output termination module of the first two modules of the first one, the first two modules of the termination input terminal of the three modules, and so on. To 51 single example: VCC 5V GND GND DIN P2.2 CS P2.1 CLK P2.0. (7 days after receive the item).We will leave it for everyone that leaves it for us. The item "1pcs MAX7219 dot matrix module Arduino microcontroller module DIY KIT" is in sale since Wednesday, August 26, 2015. This item is in the category "Business & Industrial\Electrical Equipment & Supplies\Other Electrical Equipment & Supplies". The seller is "survy2014" and is located in , .
This item can be shipped worldwide.