private void enter_normal_spi_Click(object sender, RoutedEventArgs e)
        {
            // Enter Mode
            SLMImageLoader slm_image_loader = new SLMImageLoader();

            slm_image_loader.EnterNormalModeSPI();
        }
        private void display_buffer_B_Click(object sender, RoutedEventArgs e)
        {
            SLMImageLoader slm_image_loader = new SLMImageLoader();

            slm_image_loader.EnterNormalModeSPI();
            slm_image_loader.UpdateDisplayBufB();
        }