A single module can drive a 8x8 dot matrix common cathode. The left side of the module to the input port, the right to an output port. Module with input and output interfaces, support for cascading multiple modules.
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Modulo display a matrice da 8x8 led 3mm comandati da un MAX 7219.
eBay
eBay
Modulo display a matrice da 8x8 led 3mm comandati da un MAX 7219.
eBay
1/5 PCS MAX7219 Digital Tube Display Module. Generic Water Tank Float Valve Cock Plastic Brass Float Ball Valve Ball Cock. Can be use for Arduino. Diamond Core Bits 6-100mm Hole Saw Cutter Drill Bit Tile Concrete Marble Opener.
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Only three IO ports are used to drive the eight digit display. MAX7219 supports flicker free displays as well as cascading displays. You you can use it for Arduino. Wiring instructions(for example, it can connect any IO port, modified the Port Definition in the program).
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Versatile LED Display Driver: This dot matrix module features 4 sets of 8x8 dot matrix LED displays, each driven by its own MAX7219 driver IC. 1 x Dot Matrix Module. Type: Module. Communication Interface: SPI (Serial Peripheral Interface) with three-wire connection.
eBay
Modulo display a matrice da 8x8 led 3mm comandati da un MAX 7219.
eBay