spimatrixledGo_max7219dispchars.go

const csPin = rpio.Pin(uint8(8)) //csPin represents the chip select pin and specifies it is on GPIO pin 8
const NUM_CHARS = 37             // Number of characters that can be displayed
const MATRIX_ROW = 8             // The number of rows of LEDs on the MAX7219

var disp1 = [][]byte{
    {0x3C, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x3C}, //0
    {0x08, 0x18, 0x28, 0x08, 0x08, 0x08, 0x08, 0x08}, //1
    ...
}