private static bool InitLcd()
{
//PSP lcd config 4.3" - 480x272
Configuration.LCD.Configurations lcdConfig = new Configuration.LCD.Configurations();
lcdConfig.PriorityEnable = false;
lcdConfig.OutputEnableIsFixed = true;
lcdConfig.OutputEnablePolarity = true;
lcdConfig.PixelClockDivider = 8; //9MHz clock
lcdConfig.PixelPolarity = false; //falling edge
//clocks per line = 525
lcdConfig.HorizontalSyncPolarity = false;
lcdConfig.HorizontalSyncPulseWidth = 41;
lcdConfig.Width = 480;
lcdConfig.HorizontalBackPorch = 2;
lcdConfig.HorizontalFrontPorch = 2;
//lines per frame = 286
lcdConfig.VerticalSyncPolarity = false;
lcdConfig.VerticalSyncPulseWidth = 10;
lcdConfig.Height = 272;
lcdConfig.VerticalBackPorch = 2;
lcdConfig.VerticalFrontPorch = 2;
return(Configuration.LCD.Set(lcdConfig));
}
public static bool SetLCDConfiguration_320_240() // 3.5" LCD with resolution of 320x240 used on EMX development system. Part number: PT0353224T-A802.
{
if (Utils.IsEmulator)
{
return(false);
}
//if (Configuration.Heap.SetCustomHeapSize(1024 * 1024 * 2)) // 2 MB
// return true;
Configuration.LCD.Configurations lcdConfig = new Configuration.LCD.Configurations();
lcdConfig.Width = 320;
lcdConfig.Height = 240;
//lcdConfig.PriorityEnable = false;
lcdConfig.OutputEnableIsFixed = true;
lcdConfig.OutputEnablePolarity = true;
lcdConfig.PixelPolarity = false;//true
lcdConfig.HorizontalSyncPolarity = false;
lcdConfig.VerticalSyncPolarity = false;
lcdConfig.HorizontalSyncPulseWidth = 41;
lcdConfig.HorizontalBackPorch = 27;
lcdConfig.HorizontalFrontPorch = 51;
lcdConfig.VerticalSyncPulseWidth = 10;
lcdConfig.VerticalBackPorch = 8;
lcdConfig.VerticalFrontPorch = 16;
//lcdConfig.PixelClockDivider = 8;
lcdConfig.PixelClockRateKHz = 9000;
return(Configuration.LCD.Set(lcdConfig));
}
public static bool SetLCDConfiguration_480_272() // 4.3" LCD with resolution of 480x272 used on ChipworkX and Embedded Master development systems. Part number: LQ043T1DG01.
{
if (Utils.IsEmulator)
{
return(false);
}
//if (Configuration.Heap.SetCustomHeapSize(1024 * 1024 * 2)) // 2 MB
// return true;
Configuration.LCD.Configurations lcdConfig = new Configuration.LCD.Configurations();
lcdConfig.Width = 480;
lcdConfig.Height = 272;
//lcdConfig.PriorityEnable = false;
lcdConfig.OutputEnableIsFixed = true;
lcdConfig.OutputEnablePolarity = true;
lcdConfig.PixelPolarity = false;
lcdConfig.HorizontalSyncPolarity = false;
lcdConfig.VerticalSyncPolarity = false;
lcdConfig.HorizontalSyncPulseWidth = 41;
lcdConfig.HorizontalBackPorch = 2;
lcdConfig.HorizontalFrontPorch = 2;
lcdConfig.VerticalSyncPulseWidth = 10;
lcdConfig.VerticalBackPorch = 2;
lcdConfig.VerticalFrontPorch = 2;
//lcdConfig.PixelClockDivider = 8; // for EMX
lcdConfig.PixelClockRateKHz = 9000;
//lcdConfig.PixelClockDivider = 4; // for ChipworkX
//lcdConfig.PixelClockRateKHz = 18000;
return(Configuration.LCD.Set(lcdConfig));
}
/// <summary>
/// This sets the LCD configuration. If the value GT.Mainboard.LCDConfiguration.HeadlessConfig (=null) is specified, no display support should be active.
/// If a non-null value is specified but the property LCDControllerEnabled is false, the LCD controller should be disabled if present,
/// though the Bitmap width/height for WPF should be modified to the Width and Height parameters. This must reboot if the LCD configuration changes require a reboot.
/// </summary>
/// <param name="lcdConfig">The LCD Configuration</param>
public override void SetLCDConfiguration(GT.Mainboard.LCDConfiguration lcdConfig)
{
var config = new Configuration.LCD.Configurations();
if (lcdConfig.LCDControllerEnabled)
{
config.Height = lcdConfig.Height;
config.HorizontalBackPorch = lcdConfig.HorizontalBackPorch;
config.HorizontalFrontPorch = lcdConfig.HorizontalFrontPorch;
config.HorizontalSyncPolarity = lcdConfig.HorizontalSyncPolarity;
config.HorizontalSyncPulseWidth = lcdConfig.HorizontalSyncPulseWidth;
config.OutputEnableIsFixed = lcdConfig.OutputEnableIsFixed;
config.OutputEnablePolarity = lcdConfig.OutputEnablePolarity;
config.PixelClockRateKHz = (uint)(133000 / lcdConfig.PixelClockDivider);
config.PixelPolarity = lcdConfig.PixelPolarity;
config.VerticalBackPorch = lcdConfig.VerticalBackPorch;
config.VerticalFrontPorch = lcdConfig.VerticalFrontPorch;
config.VerticalSyncPolarity = lcdConfig.VerticalSyncPolarity;
config.VerticalSyncPulseWidth = lcdConfig.VerticalSyncPulseWidth;
config.Width = lcdConfig.Width;
}
else
{
config = Configuration.LCD.HeadlessConfig;
config.Width = lcdConfig.Width;
config.Height = lcdConfig.Height;
config.PixelClockRateKHz = 0;
}
if (Configuration.LCD.Set(config))
{
Debug.Print("Updating display configuration. THE MAINBOARD WILL NOW REBOOT.");
Debug.Print("To continue debugging, you will need to restart debugging manually (Ctrl-Shift-F5)");
Microsoft.SPOT.Hardware.PowerState.RebootDevice(false);
}
}
public static bool SetLCDConfiguration_800_480() // 7" LCD with resolution of 800x480
{
if (Utils.IsEmulator)
{
return(false);
}
//if (Configuration.Heap.SetCustomHeapSize(1024 * 1024 * 4)) // 4 MB
// return true;
Configuration.LCD.Configurations lcdConfig = new Configuration.LCD.Configurations();
lcdConfig.Width = 800;
lcdConfig.Height = 480;
//lcdConfig.PriorityEnable = true;
lcdConfig.OutputEnableIsFixed = false;
lcdConfig.OutputEnablePolarity = true;
lcdConfig.PixelPolarity = false;
lcdConfig.HorizontalSyncPolarity = false;
lcdConfig.VerticalSyncPolarity = false;
lcdConfig.HorizontalSyncPulseWidth = 150; // For EMX
// lcdConfig.HorizontalSyncPulseWidth = 60; // On ChipworkX, there is a limited range for the HorizontalSyncPulseWidth. Set it to 60 instead.
lcdConfig.HorizontalBackPorch = 150;
lcdConfig.HorizontalFrontPorch = 150;
lcdConfig.VerticalSyncPulseWidth = 2;
lcdConfig.VerticalBackPorch = 2;
lcdConfig.VerticalFrontPorch = 2;
//lcdConfig.PixelClockDivider = 4;
lcdConfig.PixelClockRateKHz = 18000;
return(Configuration.LCD.Set(lcdConfig));
}
public static bool SetLCDConfiguration_640_480() // VGA display with resolution of 640x480 (actual timings for 480x480) on EMX.
{
if (Utils.IsEmulator)
{
return(false);
}
//if (Configuration.Heap.SetCustomHeapSize(1024 * 1024 * 2)) // 2 MB
// return true;
Configuration.LCD.Configurations lcdConfig = new Configuration.LCD.Configurations();
lcdConfig.Width = 480;
lcdConfig.Height = 480;
//lcdConfig.PriorityEnable = true; // VGA requires high refresh rate, enable bus priority.
lcdConfig.OutputEnableIsFixed = true;
lcdConfig.OutputEnablePolarity = true;
lcdConfig.PixelPolarity = true;
lcdConfig.HorizontalSyncPolarity = false;
lcdConfig.VerticalSyncPolarity = false;
lcdConfig.HorizontalSyncPulseWidth = 69;
lcdConfig.HorizontalBackPorch = 20;
lcdConfig.HorizontalFrontPorch = 3;
lcdConfig.VerticalSyncPulseWidth = 2;
lcdConfig.VerticalBackPorch = 32;
lcdConfig.VerticalFrontPorch = 11;
//lcdConfig.PixelClockDivider = 4;
lcdConfig.PixelClockRateKHz = 18000;
return(Configuration.LCD.Set(lcdConfig));
}
/// <summary>
/// This sets the LCD configuration. If the value GT.Mainboard.LCDConfiguration.HeadlessConfig (=null) is specified, no display support should be active.
/// If a non-null value is specified but the property LCDControllerEnabled is false, the LCD controller should be disabled if present,
/// though the Bitmap width/height for WPF should be modified to the Width and Height parameters. This must reboot if the LCD configuration changes require a reboot.
/// </summary>
/// <param name="lcdConfig">The LCD Configuration</param>
public override void SetLCDConfiguration(GT.Mainboard.LCDConfiguration lcdConfig)
{
if (lcdConfig.LCDControllerEnabled == false)
{
//Configuration.LCD.Set(Configuration.LCD.HeadlessConfig);
var config = new Configuration.LCD.Configurations();
config = Configuration.LCD.HeadlessConfig;
config.Width = lcdConfig.Width;
config.Height = lcdConfig.Height;
// removed
//config.PixelClockDivider = 0xFF;
// added
config.PixelClockRateKHz = 0;
if (Configuration.LCD.Set(config))
{
Debug.Print("Updating display configuration. THE MAINBOARD WILL NOW REBOOT.");
Debug.Print("To continue debugging, you will need to restart debugging manually (Ctrl-Shift-F5)");
// A new configuration was set, so we must reboot
Microsoft.SPOT.Hardware.PowerState.RebootDevice(false);
}
}
else
{
var config = new Configuration.LCD.Configurations();
//if (lcdConfig.LCDControllerEnabled == false)
//{
// // EMX firmware has PixelClockDivider 0xFF as special value meaning "don't run"
// config.PixelClockDivider = 0xff;
//}
config.Height = lcdConfig.Height;
config.HorizontalBackPorch = lcdConfig.HorizontalBackPorch;
config.HorizontalFrontPorch = lcdConfig.HorizontalFrontPorch;
config.HorizontalSyncPolarity = lcdConfig.HorizontalSyncPolarity;
config.HorizontalSyncPulseWidth = lcdConfig.HorizontalSyncPulseWidth;
config.OutputEnableIsFixed = lcdConfig.OutputEnableIsFixed;
config.OutputEnablePolarity = lcdConfig.OutputEnablePolarity;
// removed
//config.PixelClockDivider = lcdConfig.PixelClockDivider;
// added
config.PixelClockRateKHz = (uint)(72000 / lcdConfig.PixelClockDivider);
config.PixelPolarity = lcdConfig.PixelPolarity;
// removed
//config.PriorityEnable = lcdConfig.PriorityEnable;
config.VerticalBackPorch = lcdConfig.VerticalBackPorch;
config.VerticalFrontPorch = lcdConfig.VerticalFrontPorch;
config.VerticalSyncPolarity = lcdConfig.VerticalSyncPolarity;
config.VerticalSyncPulseWidth = lcdConfig.VerticalSyncPulseWidth;
config.Width = lcdConfig.Width;
if (Configuration.LCD.Set(config))
{
Debug.Print("Updating display configuration. THE MAINBOARD WILL NOW REBOOT.");
Debug.Print("To continue debugging, you will need to restart debugging manually (Ctrl-Shift-F5)");
// A new configuration was set, so we must reboot
Microsoft.SPOT.Hardware.PowerState.RebootDevice(false);
}
}
}
// 3.5" LCD with resolution of 320x240 used on EMX development system. Part number: PT0353224T-A802.
public static bool SetLCDConfiguration_320_240()
{
if (Utils.IsEmulator)
return false;
//if (Configuration.Heap.SetCustomHeapSize(1024 * 1024 * 2)) // 2 MB
// return true;
Configuration.LCD.Configurations lcdConfig = new Configuration.LCD.Configurations();
lcdConfig.Width = 320;
lcdConfig.Height = 240;
//lcdConfig.PriorityEnable = false;
lcdConfig.OutputEnableIsFixed = true;
lcdConfig.OutputEnablePolarity = true;
lcdConfig.PixelPolarity = false;//true
lcdConfig.HorizontalSyncPolarity = false;
lcdConfig.VerticalSyncPolarity = false;
lcdConfig.HorizontalSyncPulseWidth = 41;
lcdConfig.HorizontalBackPorch = 27;
lcdConfig.HorizontalFrontPorch = 51;
lcdConfig.VerticalSyncPulseWidth = 10;
lcdConfig.VerticalBackPorch = 8;
lcdConfig.VerticalFrontPorch = 16;
//lcdConfig.PixelClockDivider = 8;
lcdConfig.PixelClockRateKHz = 9000;
return Configuration.LCD.Set(lcdConfig);
}
// 7" LCD with resolution of 800x480
public static bool SetLCDConfiguration_800_480()
{
if (Utils.IsEmulator)
return false;
//if (Configuration.Heap.SetCustomHeapSize(1024 * 1024 * 4)) // 4 MB
// return true;
Configuration.LCD.Configurations lcdConfig = new Configuration.LCD.Configurations();
lcdConfig.Width = 800;
lcdConfig.Height = 480;
//lcdConfig.PriorityEnable = true;
lcdConfig.OutputEnableIsFixed = false;
lcdConfig.OutputEnablePolarity = true;
lcdConfig.PixelPolarity = false;
lcdConfig.HorizontalSyncPolarity = false;
lcdConfig.VerticalSyncPolarity = false;
lcdConfig.HorizontalSyncPulseWidth = 150; // For EMX
// lcdConfig.HorizontalSyncPulseWidth = 60; // On ChipworkX, there is a limited range for the HorizontalSyncPulseWidth. Set it to 60 instead.
lcdConfig.HorizontalBackPorch = 150;
lcdConfig.HorizontalFrontPorch = 150;
lcdConfig.VerticalSyncPulseWidth = 2;
lcdConfig.VerticalBackPorch = 2;
lcdConfig.VerticalFrontPorch = 2;
//lcdConfig.PixelClockDivider = 4;
lcdConfig.PixelClockRateKHz = 18000;
return Configuration.LCD.Set(lcdConfig);
}
// VGA display with resolution of 640x480 (actual timings for 480x480) on EMX.
public static bool SetLCDConfiguration_640_480()
{
if (Utils.IsEmulator)
return false;
//if (Configuration.Heap.SetCustomHeapSize(1024 * 1024 * 2)) // 2 MB
// return true;
Configuration.LCD.Configurations lcdConfig = new Configuration.LCD.Configurations();
lcdConfig.Width = 480;
lcdConfig.Height = 480;
//lcdConfig.PriorityEnable = true; // VGA requires high refresh rate, enable bus priority.
lcdConfig.OutputEnableIsFixed = true;
lcdConfig.OutputEnablePolarity = true;
lcdConfig.PixelPolarity = true;
lcdConfig.HorizontalSyncPolarity = false;
lcdConfig.VerticalSyncPolarity = false;
lcdConfig.HorizontalSyncPulseWidth = 69;
lcdConfig.HorizontalBackPorch = 20;
lcdConfig.HorizontalFrontPorch = 3;
lcdConfig.VerticalSyncPulseWidth = 2;
lcdConfig.VerticalBackPorch = 32;
lcdConfig.VerticalFrontPorch = 11;
//lcdConfig.PixelClockDivider = 4;
lcdConfig.PixelClockRateKHz = 18000;
return Configuration.LCD.Set(lcdConfig);
}
