private static void setValue(String portVal)
{
IntPtr pFunc = GetProcAddress(hMod, "SetPortVal");
if (pFunc != IntPtr.Zero)
{
UInt16 PortAddr;
UInt32 PortVal;
PortAddr = UInt16.Parse("60", System.Globalization.NumberStyles.HexNumber);
PortVal = UInt32.Parse(portVal, System.Globalization.NumberStyles.HexNumber);
Console.WriteLine("Port: " + PortAddr + " " + "60" + " Val: " + PortVal + " " + portVal);
SetPortValType SetPortVal = (SetPortValType)Marshal.GetDelegateForFunctionPointer(pFunc, typeof(SetPortValType));
// Call WinIo to set value
bool Result = SetPortVal(PortAddr, PortVal, 1);
if (!Result)
{
Console.WriteLine("Error returned from SetPortVal");
}
Console.WriteLine("Success");
}
}
private void SetPortValue(UInt16 portAddress, UInt32 portValue)
{
if (hMod != IntPtr.Zero)
{
if (this.SetPortVal == null)
{
IntPtr pFunc = GetProcAddress(this.hMod, "SetPortVal");
if (pFunc != IntPtr.Zero)
{
this.SetPortVal = (SetPortValType)Marshal.GetDelegateForFunctionPointer(pFunc, typeof(SetPortValType));
}
else
{
string msg = "SetPortValue(): Unable to locate procedure address.";
Console.WriteLine(msg);
// throw new Exception(msg);
}
}
bool result = this.SetPortVal(portAddress, portValue, 1);
if (!result)
{
string msg = "SetPortValue(): Error returned from SetPortVal.";
Console.WriteLine(msg);
// throw new Exception(msg);
}
}
}
/// <summary>
/// 指定按鍵彈起
/// </summary>
/// <param name="keyCode">指定按鍵</param>
/// <param name="mode">局域模擬0，全局模擬1，驅動層級模擬2</param>
/// <param name="hwnd">目標視窗hwnd</param>
/// <remarks></remarks>
public static void keyUp(System.Windows.Forms.Keys key, int mode, IntPtr hwnd)
{
UIntPtr keyCode = (UIntPtr)key;
switch (mode)
{
case 0:
PostMessage(hwnd, WM_KEYUP, keyCode, MakeKeyLparam((uint)keyCode, WM_KEYUP));
break;
case 1:
keybd_event((byte)keyCode, 0, KEYEVENTF_KEYUP, IntPtr.Zero);
break;
case 2:
IntPtr pFunc = GetProcAddress(hMod, "SetPortVal");
if (pFunc != IntPtr.Zero)
{
SetPortValType SetPortVal = (SetPortValType)Marshal.GetDelegateForFunctionPointer(pFunc, typeof(SetPortValType));
uint btScancode = 0;
btScancode = MapVirtualKey((uint)keyCode, 0);
KBCWait4IBE(); // ''等待鍵盤緩衝區為空
SetPortVal(KBC_KEY_CMD, 0xD2, 1); //''發送寫入命令
KBCWait4IBE();
SetPortVal(KBC_KEY_DATA, (uint)btScancode | 0x80, 1); // ''寫入釋放鍵
}
break;
}
}
public void Close()
{
if (hMod != IntPtr.Zero)
{
IntPtr pFunc = GetProcAddress(hMod, "ShutdownWinIo");
if (pFunc != IntPtr.Zero)
{
this.GetPortVal = null;
this.SetPortVal = null;
ShutdownWinIoType ShutdownWinIo = (ShutdownWinIoType)Marshal.GetDelegateForFunctionPointer(pFunc, typeof(ShutdownWinIoType));
ShutdownWinIo();
FreeLibrary(hMod);
hMod = IntPtr.Zero;
}
}
}
public bool Open(Form1 form)
{
form1 = form;
if (IntPtr.Size == 4)
{
hMod = LoadLibrary("GPIO32.dll");
}
else
{
hMod = LoadLibrary("GPIO64.dll");
}
if (hMod != IntPtr.Zero)
{
IntPtr pFunc = GetProcAddress(hMod, "InitializeGPIO");
if (pFunc != IntPtr.Zero)
{
InitializeGPIOType InitializeGPIO = (InitializeGPIOType)Marshal.GetDelegateForFunctionPointer(pFunc, typeof(InitializeGPIOType));
if (InitializeGPIO())
{
IntPtr pFuncSet = GetProcAddress(hMod, "SetPortVal");
SetPortVal = (SetPortValType)Marshal.GetDelegateForFunctionPointer(pFuncSet, typeof(SetPortValType));
IntPtr pFuncGet = GetProcAddress(hMod, "GetPortVal");
GetPortVal = (GetPortValType)Marshal.GetDelegateForFunctionPointer(pFuncGet, typeof(GetPortValType));
GPIOThread.DoWork += new DoWorkEventHandler(GPIOLoop);
GPIOThread.WorkerSupportsCancellation = true;
return(true);
}
}
}
FreeLibrary(hMod);
return(false);
}
private void btnSetValue_Click(object sender, EventArgs e)
{
IntPtr pFunc = GetProcAddress(hMod, "SetPortVal");
if (pFunc != IntPtr.Zero)
{
UInt16 PortAddr;
UInt32 PortVal;
PortAddr = UInt16.Parse(txtPortAddr.Text, System.Globalization.NumberStyles.HexNumber);
PortVal = UInt32.Parse(txtValue.Text, System.Globalization.NumberStyles.HexNumber);
SetPortValType SetPortVal = (SetPortValType)Marshal.GetDelegateForFunctionPointer(pFunc, typeof(SetPortValType));
// Call WinIo to set value
bool Result = SetPortVal(PortAddr, PortVal, 1);
if (!Result)
{
MessageBox.Show("Error returned from SetPortVal", "DumpPort", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
public void Close()
{
if (hMod != IntPtr.Zero)
{
IntPtr pFunc = GetProcAddress(hMod, "ShutdownWinIo");
if (pFunc != IntPtr.Zero)
{
this.GetPortVal = null;
this.SetPortVal = null;
ShutdownWinIoType ShutdownWinIo = (ShutdownWinIoType)Marshal.GetDelegateForFunctionPointer(pFunc, typeof(ShutdownWinIoType));
ShutdownWinIo();
FreeLibrary(hMod);
hMod = IntPtr.Zero;
}
}
}
private void SetPortValue(UInt16 portAddress, UInt32 portValue)
{
if (hMod != IntPtr.Zero)
{
if (this.SetPortVal == null)
{
IntPtr pFunc = GetProcAddress(this.hMod, "SetPortVal");
if (pFunc != IntPtr.Zero)
{
this.SetPortVal = (SetPortValType)Marshal.GetDelegateForFunctionPointer(pFunc, typeof(SetPortValType));
}
else
{
string msg = "SetPortValue(): Unable to locate procedure address.";
Console.WriteLine(msg);
// throw new Exception(msg);
}
}
bool result = this.SetPortVal(portAddress, portValue, 1);
if (!result)
{
string msg = "SetPortValue(): Error returned from SetPortVal.";
Console.WriteLine(msg);
// throw new Exception(msg);
}
}
}
