MAX7219 LED Dot Matrix Metal Base there are four round buttons

there are four round buttons

Available in 915MHz or 433MHz (v2 only) variants

All over SPI or I2C at a great price

5 X Mini Solder-less Breadboard 400 points

MAX7219 LED Dot Matrix Metal Base there are four round buttonsThis is Dot Led Matrix Module incorporating MAX7219 Driver chip. By using this dot LED module in your upcoming project, you will be able to add some great cool animation. The individual module features 328 LEDs, each controlled very precisely by the MAX7219 driver to generate the color pattern you wish. The great advantage of using this is users will have control over all of the 256 LED by just connecting 3 output communication wires to