private void InitializeLcd()
        {
            i2cLcdScreen.Write(new byte[] { Mcp23017.IPOLA, 0x03 });
            i2cLcdScreen.Write(new byte[] { Mcp23017.GPPUA, 0x03 });
            i2cLcdScreen.Write(new byte[] { Mcp23017.IODIRA, 0x03 });

            i2cLcdScreen.Write(new byte[] { Mcp23017.IODIRB, 0x00 });
            i2cLcdScreen.Write(new byte[] { Mcp23017.GPIOB, 0x00 });
            Screen.LcdReset();
            PrintIdleText();
        }