/**********************************************************************
* NAME: GetDevice
*
* DESCRIPTION: Function checks to see if a matching USB device is attached
* based on the VID and PID provided in the application. When a device is
* found, it is assigned a handler (myHidDevice) and the GUI is updated to
* reflect the connection. Additionally, if the device is not connected,
* the function will update the GUI to reflect the disconnection.
*
***********************************************************************/
public void GetDevice()
{
//Look for device matching VID/PID
myHidDevice = usbDevices[Vendor_ID, Product_ID_FW] as CyHidDevice;
if (myHidDevice != null) //Check to see if device is already connected
{
myHidDevice = null;
myHidDevice_FW = usbDevices[Vendor_ID, Product_ID_FW] as CyHidDevice;
}
else
{
// check if it is the bootloader
myHidDevice = usbDevices[Vendor_ID, Product_ID_BL] as CyHidDevice;
if (myHidDevice != null)
{
myHidDevice = null;
myHidDevice_BL = usbDevices[Vendor_ID, Product_ID_BL] as CyHidDevice;
}
else
{
;
}
}
}
public CyHidDevice this[int VID, int PID]
{
get
{
for (byte i = 0; i < Count; i++)
{
CyHidDevice tmp = (CyHidDevice)Items[i];
if ((VID == tmp.VendorID) && (PID == tmp.ProductID))
{
return(tmp);
}
}
return(null);
}
}
public CyHidDevice this[string sMfg, string sProd]
{
get
{
for (byte i = 0; i < Count; i++)
{
CyHidDevice tmp = (CyHidDevice)Items[i];
if (sMfg.Equals(tmp.Manufacturer) && sProd.Equals(tmp.Product))
{
return(tmp);
}
}
return(null);
}
}
//USB COMMS Event Callback FUNCTIONS
#region //USB COMMS Event Callback FUNCTIONS
/**********************************************************************
* NAME: usbDevices_DeviceRemoved
*
* DESCRIPTION: Event handler for the removal of a USB device. When the removal
* of a USB device is detected, this function will be called which will check to
* see if the device removed was the device we were using. If so, then reset
* device handler (myHidDevice), disable the timer, and update the GUI.
*
***********************************************************************/
public void usbDevices_DeviceRemoved(object sender, EventArgs e)
{
USBEventArgs usbEvent = e as USBEventArgs;
// Handle FW ID
if ((usbEvent.ProductID == Product_ID_FW) && (usbEvent.VendorID == Vendor_ID))
{
myHidDevice_FW = null;
GetDevice(); // Process device status
}
// Handle BL ID
if ((usbEvent.ProductID == Product_ID_BL) && (usbEvent.VendorID == Vendor_ID))
{
myHidDevice_BL = null;
GetDevice(); // Process device status
}
}
public CyHidDeviceList()
{
hDevNotification = IntPtr.Zero;
RegisterForPnpEvents(MsgWin.Handle);
CyHidDevice tmpDev = new CyHidDevice();
int devs = tmpDev.DeviceCount;
Items = new ArrayList(devs);
for (int i = 0; i < devs; i++)
{
CyHidDevice tmp = new CyHidDevice();
if (tmp.Open((byte)i)) Items.Add(tmp);
}
}
public CyHidDeviceList()
{
hDevNotification = IntPtr.Zero;
RegisterForPnpEvents(MsgWin.Handle);
CyHidDevice tmpDev = new CyHidDevice();
int devs = tmpDev.DeviceCount;
Items = new ArrayList(devs);
for (int i = 0; i < devs; i++)
{
CyHidDevice tmp = new CyHidDevice();
if (tmp.Open((byte)i))
{
Items.Add(tmp);
}
}
}
public CyHidDevice this[string sMfg, string sProd]
{
get
{
if (_alreadyDisposed)
{
throw new ObjectDisposedException("");
}
foreach (USBDevice dev in Items)
{
CyHidDevice tmp = dev as CyHidDevice;
if ((tmp != null) && sMfg.Equals(tmp.Manufacturer) && sProd.Equals(tmp.Product))
{
return(tmp);
}
}
return(null);
}
}
public CyHidDevice this[int VID, int PID, int UsagePg, int Usage]
{
get
{
if (_alreadyDisposed)
{
throw new ObjectDisposedException("");
}
foreach (USBDevice dev in Items)
{
CyHidDevice tmp = dev as CyHidDevice;
if ((tmp != null) && (VID == tmp.VendorID) && (PID == tmp.ProductID) &&
(UsagePg == tmp.UsagePage) && (Usage == tmp.Usage))
{
return(tmp);
}
}
return(null);
}
}
public USBDevice Add()
{
if (_alreadyDisposed) throw new ObjectDisposedException("");
USBDevice tmp, tmpDev;
foreach (Guid guid in USBDriverGuids)
{
// tmpDev is just used for the DeviceCount functionality
if (guid.Equals(CyConst.StorGuid))
tmpDev = new CyUSBStorDevice(guid);
else if (guid.Equals(HidGuid))
tmpDev = new CyHidDevice(guid);
else
tmpDev = new CyFX2Device(guid);
// The number of devices now connected to this GUID
int connectedDevs = tmpDev.DeviceCount;
tmpDev.Dispose();
// Find out how many items have this guid
int listedDevs = 0;
foreach (USBDevice dev in Items)
if (guid.Equals(CyConst.StorGuid) && (dev._drvGuid.Equals(CyConst.CdGuid) || dev._drvGuid.Equals(CyConst.DiskGuid)))
listedDevs++;
else if (dev._drvGuid.Equals(guid))
listedDevs++;
// If greater, add
if (connectedDevs > listedDevs)
{
for (byte d = 0; d < connectedDevs; d++)
{
// Create the new USBDevice object of the correct type, based on guid
if (guid.Equals(CyConst.StorGuid))
tmp = new CyUSBStorDevice(guid);
else if (guid.Equals(HidGuid))
tmp = new CyHidDevice(guid);
else
{
tmp = new CyFX2Device(guid);
if (tmp.Open((byte)d))
{// open handle to check device type
CyUSBDevice t = tmp as CyUSBDevice;
if (!t.CheckDeviceTypeFX3FX2())
{//FX3
tmp.Close();
tmp = new CyFX3Device(guid);
}
else
tmp.Close();
}
}
// If this device not already in the list
if (tmp.Open(d) && (DeviceIndex(tmp) == 0xFF))
{
Items.Add(tmp);
tmp.RegisterForPnPEvents(MsgWin.Handle);
if (connectedDevs == 1 && d == 0) return tmp;
}
}
}
}
return null;
}
public USBDeviceList(byte DeviceMask, App_PnP_Callback fnCallBack)
{
Items = new ArrayList();
hDevNotifications = new ArrayList();
USBDriverGuids = new ArrayList();
EventCallBack = new App_PnP_Callback(PnP_Event_Handler);
MsgWin.AppCallback = EventCallBack;
AppCallBack = fnCallBack;
// Get the HID GUID
PInvoke.HidD_GetHidGuid(ref HidGuid);
// Create list of driver GUIDs for this instance
FillDriverGuids(DeviceMask);
USBDevice tmpDev, tmp;
int devs = 0;
foreach (Guid guid in USBDriverGuids)
{
// tmpDev is just used for the DeviceCount functionality
if (guid.Equals(CyConst.StorGuid))
{
tmpDev = new CyUSBStorDevice(guid);
}
else if (guid.Equals(HidGuid))
{
tmpDev = new CyHidDevice(HidGuid);
}
else
{
tmpDev = new CyFX2Device(guid);
}
// DeviceCount is IO intensive. Don't use it as for loop limit
devs = tmpDev.DeviceCount;
for (int d = 0; d < devs; d++)
{
// Create the new USBDevice objects of the correct type, based on guid
if (guid.Equals(CyConst.StorGuid))
{
tmp = new CyUSBStorDevice(guid);
}
else if (guid.Equals(HidGuid))
{
tmp = new CyHidDevice(HidGuid);
}
else
{
tmp = new CyFX2Device(guid);
if (tmp.Open((byte)d))
{// open handle to check device type
CyUSBDevice t = tmp as CyUSBDevice;
if (!t.CheckDeviceTypeFX3FX2())
{//FX3
tmp.Close();
tmp = new CyFX3Device(guid);
}
else
{
tmp.Close();
}
}
}
if (tmp.Open((byte)d))
{
Items.Add(tmp); // This creates new reference to tmp in Items
tmp.RegisterForPnPEvents(MsgWin.Handle);
}
}
if (guid.Equals(CyConst.StorGuid)) // We're not sure which drivers were identified, so setup PnP with both
{
RegisterForPnpEvents(MsgWin.Handle, CyConst.DiskGuid);
RegisterForPnpEvents(MsgWin.Handle, CyConst.CdGuid);
}
else
{
RegisterForPnpEvents(MsgWin.Handle, guid);
}
} // foreach guid
}
public USBDevice Add()
{
if (_alreadyDisposed)
{
throw new ObjectDisposedException("");
}
USBDevice tmp, tmpDev;
foreach (Guid guid in USBDriverGuids)
{
// tmpDev is just used for the DeviceCount functionality
if (guid.Equals(CyConst.StorGuid))
{
tmpDev = new CyUSBStorDevice(guid);
}
else if (guid.Equals(HidGuid))
{
tmpDev = new CyHidDevice(guid);
}
else
{
tmpDev = new CyFX2Device(guid);
}
// The number of devices now connected to this GUID
int connectedDevs = tmpDev.DeviceCount;
tmpDev.Dispose();
// Find out how many items have this guid
int listedDevs = 0;
foreach (USBDevice dev in Items)
{
if (guid.Equals(CyConst.StorGuid) && (dev._drvGuid.Equals(CyConst.CdGuid) || dev._drvGuid.Equals(CyConst.DiskGuid)))
{
listedDevs++;
}
else if (dev._drvGuid.Equals(guid))
{
listedDevs++;
}
}
// If greater, add
if (connectedDevs > listedDevs)
{
for (byte d = 0; d < connectedDevs; d++)
{
// Create the new USBDevice object of the correct type, based on guid
if (guid.Equals(CyConst.StorGuid))
{
tmp = new CyUSBStorDevice(guid);
}
else if (guid.Equals(HidGuid))
{
tmp = new CyHidDevice(guid);
}
else
{
tmp = new CyFX2Device(guid);
if (tmp.Open((byte)d))
{// open handle to check device type
CyUSBDevice t = tmp as CyUSBDevice;
if (!t.CheckDeviceTypeFX3FX2())
{//FX3
tmp.Close();
tmp = new CyFX3Device(guid);
}
else
{
tmp.Close();
}
}
}
// If this device not already in the list
if (tmp.Open(d) && (DeviceIndex(tmp) == 0xFF))
{
Items.Add(tmp);
tmp.RegisterForPnPEvents(MsgWin.Handle);
return(tmp);
}
else
{
tmp.Dispose();
}
}
}
}
return(null);
}
public USBDeviceList(byte DeviceMask, App_PnP_Callback fnCallBack)
{
Items = new ArrayList();
hDevNotifications = new ArrayList();
USBDriverGuids = new ArrayList();
EventCallBack = new App_PnP_Callback(PnP_Event_Handler);
MsgWin.AppCallback = EventCallBack;
AppCallBack = fnCallBack;
// Get the HID GUID
PInvoke.HidD_GetHidGuid(ref HidGuid);
// Create list of driver GUIDs for this instance
FillDriverGuids(DeviceMask);
USBDevice tmpDev, tmp;
int devs = 0;
foreach (Guid guid in USBDriverGuids)
{
// tmpDev is just used for the DeviceCount functionality
if (guid.Equals(CyConst.StorGuid))
tmpDev = new CyUSBStorDevice(guid);
else if (guid.Equals(HidGuid))
tmpDev = new CyHidDevice(HidGuid);
else
tmpDev = new CyFX2Device(guid);
// DeviceCount is IO intensive. Don't use it as for loop limit
devs = tmpDev.DeviceCount;
for (int d = 0; d < devs; d++)
{
// Create the new USBDevice objects of the correct type, based on guid
if (guid.Equals(CyConst.StorGuid))
tmp = new CyUSBStorDevice(guid);
else if (guid.Equals(HidGuid))
tmp = new CyHidDevice(HidGuid);
else
{
tmp = new CyFX2Device(guid);
if (tmp.Open((byte)d))
{// open handle to check device type
CyUSBDevice t = tmp as CyUSBDevice;
if (!t.CheckDeviceTypeFX3FX2())
{//FX3
tmp.Close();
tmp = new CyFX3Device(guid);
}
else
tmp.Close();
}
}
if (tmp.Open((byte)d))
{
Items.Add(tmp); // This creates new reference to tmp in Items
tmp.RegisterForPnPEvents(MsgWin.Handle);
}
}
if (guid.Equals(CyConst.StorGuid)) // We're not sure which drivers were identified, so setup PnP with both
{
RegisterForPnpEvents(MsgWin.Handle, CyConst.DiskGuid);
RegisterForPnpEvents(MsgWin.Handle, CyConst.CdGuid);
}
else
RegisterForPnpEvents(MsgWin.Handle, guid);
} // foreach guid
}
public HIDCommunicationsChannel(CyHidDevice device)
{
this._device = device;
}
/**********************************************************************
* NAME: usbDevices_DeviceRemoved
*
* DESCRIPTION: Event handler for the removal of a USB device. When the removal
* of a USB device is detected, this function will be called which will check to
* see if the device removed was the device we were using. If so, then reset
* device handler (myHidDevice), disable the timer, and update the GUI.
*
***********************************************************************/
public void usbDevices_DeviceRemoved(object sender, EventArgs e)
{
USBEventArgs usbEvent = e as USBEventArgs;
if ((usbEvent.ProductID == Product_ID) && (usbEvent.VendorID == Vendor_ID))
{
InputTimer.Enabled = false; // Disable interrupts for polling HID device
myHidDevice = null;
GetDevice(); // Process device status
}
}
/**********************************************************************
* NAME: GetDevice
*
* DESCRIPTION: Function checks to see if a matching USB device is attached
* based on the VID and PID provided in the application. When a device is
* found, it is assigned a handler (myHidDevice) and the GUI is updated to
* reflect the connection. Additionally, if the device is not connected,
* the function will update the GUI to reflect the disconnection.
*
***********************************************************************/
public void GetDevice()
{
//Look for device matching VID/PID
myHidDevice = usbDevices[Vendor_ID, Product_ID] as CyHidDevice;
if (myHidDevice != null) //Check to see if device is already connected
{
Status.Text = "Connected";
Status.ForeColor = Color.Green;
SwStatus.Enabled = true;
InputTimer.Enabled = true; //Enable background timer
Update_LED(); //Initialize the LED based on current GUI configuration
Update_PWMDutyCycle(); //Initialize the PWM based on current GUI configuration
}
else
{
Status.Text = "Disconnected";
Status.ForeColor = Color.Red;
}
}
/* Summary
Initialize global variables defined
*/
private void Initialize()
{
scriptfile = "";
playscriptfile = "";
Resetreg = 0xE600;
Maxaddr = 0x4000;
Max_Ctlxfer_size = 0x1000;
bRecording = false;
Xaction = new TTransaction();
list = new ArrayList();
list1 = new ArrayList();
curEndpt = null;
curCyUsbDev = null;
curHidDev = null;
curHidReport = null;
}
/* Summary
Any selection changes in the tree view will trigger this function "at start the first device is always selected leading into this function"
*/
private void DeviceTreeView_AfterSelect(object sender, TreeViewEventArgs e)
{
XferTextBox.Text = "";
XferDataBox.Text = "";
System.Text.StringBuilder sb = new System.Text.StringBuilder();
sb.Append(">&&");
for (int i = 1; i < this.XferTextBox.MaxLength; i++)
{
sb.Append(" &&");
}
this.XferDataBox.Mask = sb.ToString();
TreeNode selNode = DeviceTreeView.SelectedNode;
string nodeText = selNode.Text;
CyUSBInterfaceContainer curIntfcContainer = selNode.Tag as CyUSBInterfaceContainer;
CyUSBInterface curIntfc = selNode.Tag as CyUSBInterface;
CyUSBConfig curConfig = selNode.Tag as CyUSBConfig;
curEndpt = selNode.Tag as CyUSBEndPoint;
curCyUsbDev = selNode.Tag as CyUSBDevice;
curHidDev = null;
curHidReport = null;
if (curConfig != null)
{
curCyUsbDev = selNode.Parent.Tag as CyUSBDevice;
}
else if (curIntfcContainer != null)
{
curCyUsbDev = selNode.Parent.Parent.Tag as CyUSBDevice;
}
else if (curIntfc != null)
{
curCyUsbDev = selNode.Parent.Parent.Parent.Tag as CyUSBDevice;
curCyUsbDev.AltIntfc = curIntfc.bAlternateSetting;
}
else if (curEndpt != null)
{
int minXfer = curEndpt.MaxPktSize;
if (curEndpt.Attributes == 1)
minXfer *= 8;
NumBytesBox.Text = minXfer.ToString();
// Set the AltSetting
if (curEndpt.Address != 0) // Only if we're not on the Control Endpoint
{
curCyUsbDev = selNode.Parent.Parent.Parent.Parent.Tag as CyUSBDevice;
curIntfc = selNode.Parent.Tag as CyUSBInterface;
curCyUsbDev.AltIntfc = curIntfc.bAlternateSetting;
}
else
{
curCyUsbDev = selNode.Parent.Parent.Tag as CyUSBDevice;
}
}
else if ((selNode.Tag is CyHidButton) || (selNode.Tag is CyHidValue))
{
curHidDev = selNode.Parent.Parent.Tag as CyHidDevice;
curHidReport = selNode.Parent.Tag as CyHidReport;
NumBytesBox.Text = curHidReport.RptByteLen.ToString();
nodeText = selNode.Parent.Text;
}
else if (selNode.Tag is CyHidReport)
{
curHidDev = selNode.Parent.Tag as CyHidDevice;
curHidReport = selNode.Tag as CyHidReport;
NumBytesBox.Text = curHidReport.RptByteLen.ToString();
}
else if (selNode.Tag is CyHidDevice)
curHidDev = selNode.Tag as CyHidDevice;
ConfigDataXferBtn(nodeText);
DescText.Text = selNode.Tag.ToString();
Sync_Form_Resize = 1;
Form1_Resize(sender, null);
}
/* Summary
Event handler to handle changes in Check box of Device Class Selection Tabpage and at Start
*/
private void CyUSBDeviceBox_CheckedChanged(object sender, EventArgs e)
{
byte DeviceMask = 0;
DeviceMask |= CyUSBDeviceBox.Checked ? CyConst.DEVICES_CYUSB : (byte)0;
DeviceMask |= MSCDeviceBox.Checked ? CyConst.DEVICES_MSC : (byte)0;
DeviceMask |= HIDDeviceBox.Checked ? CyConst.DEVICES_HID : (byte)0;
if (usbDevices != null)
{
usbDevices.DeviceRemoved -= usbDevices_DeviceRemoved;
usbDevices.DeviceAttached -= usbDevices_DeviceAttached;
usbDevices.Dispose();
}
usbDevices = new USBDeviceList(DeviceMask);
usbDevices.DeviceRemoved += new EventHandler(usbDevices_DeviceRemoved);
usbDevices.DeviceAttached += new EventHandler(usbDevices_DeviceAttached);
curEndpt = null;
curCyUsbDev = null;
curHidDev = null;
curHidReport = null;
RefreshDeviceTree();
}
