matrix = rgbmatrix.RGBMatrix(
    width=DISPLAY_WIDTH, height=DISPLAY_HEIGHT, bit_depth=BIT_DEPTH,
    rgb_pins=[
        board.MTX_R1,
        board.MTX_G1,
        board.MTX_B1,
        board.MTX_R2,
        board.MTX_G2,
        board.MTX_B2],
    addr_pins=[board.MTX_ADDRA, board.MTX_ADDRB, board.MTX_ADDRC, board.MTX_ADDRD],
    clock_pin=board.MTX_CLK,
    latch_pin=board.MTX_LAT,
    output_enable_pin=board.MTX_OE,
    tile=4,
    serpentine=True,
    doublebuffer=True)