Description RPI RGB LED Matrix is base on 74HC595 chip and its an 8 8 dot matrix module that can be drived byboard Raspberry Pi and even STM32 or STC89C serials development board It communicates with your development board or your chip by SPI protocol its very easy to setup and use You can use it to do a lot of interesting things such as musical backdrop music spectrum analyzer and even in your bicycle taillights Features 1 Based on 74HC595 chip support2 Support SPI protocol3 Low power consumption4 RGB three color combination can be a lot of bright colorsPackage Included 1x RPI RGB LED Matrix1x Connect cableHow to connect Raspeberry PiRPI RGB LED Matrix5VVCCGNDGNDGPIO11 BCM CLKGPIO8 BCM CEGPIO10 BCM MOSI