Afficheur TM1638

Module d'affichage bon marché et chainable. comporte 8 afficheurs segments, 8 LED vert+rouge et 8 boutons.

Achat sur DX http://www.dealextreme.com/p/8x-digital-tube-8x-key-8x-double-color-led-module-81873

Bibliothèque pour l'Arduino
// from http://code.google.com/p/tm1638-library/source/browse/trunk/examples/tm1638_one_module_example/tm1638_one_module_example.pde
 * http://code.google.com/p/tm1638-library
 * Démo http://www.youtube.com/watch?v=s5c2kZjGeVk
 * Snippet:
 * 1) include 

// define a module on data pin 3, clock pin 2 and strobe pin 4 TM1638 module(3, 2, 4);

void setup { // display a hexadecimal number and set the left 4 dots module.setDisplayToHexNumber(0x1234ABCD, 0xF0); }

void loop { byte keys = module.getButtons;

// light the first 4 red LEDs and the last 4 green LEDs as the buttons are pressed module.setLEDs(((keys & 0xF0) << 8) | (keys & 0xF)); }