////////////////////////////////////////////////////////////////////////////////
// Start
//
// Start the demo program.
//
// ucChannelType_: ANT Channel Type. 0 = Master, 1 = Slave
// If not specified, 2 is passed in as invalid.
////////////////////////////////////////////////////////////////////////////////
static void Start(byte ucChannelType_)
{
byte ucChannelType = ucChannelType_;
bDone = false;
bDisplay = true;
bBroadcasting = false;
PrintMenu();
// If a channel type has not been set at the command line,
// prompt the user to specify one now
do
{
if (ucChannelType == CHANNEL_TYPE_INVALID)
{
Console.WriteLine("Channel Type? (Master = 0, Slave = 1)");
try
{
ucChannelType = byte.Parse(Console.ReadLine());
}
catch (Exception)
{
ucChannelType = CHANNEL_TYPE_INVALID;
}
}
if (ucChannelType == 0)
{
channelType = ANT_ReferenceLibrary.ChannelType.BASE_Master_Transmit_0x10;
}
else if (ucChannelType == 1)
{
channelType = ANT_ReferenceLibrary.ChannelType.BASE_Slave_Receive_0x00;
}
else
{
ucChannelType = CHANNEL_TYPE_INVALID;
Console.WriteLine("Error: Invalid channel type");
}
} while (ucChannelType == CHANNEL_TYPE_INVALID);
try
{
ConfigureANT();
while (!bDone)
{
string command = Console.ReadLine();
switch (command)
{
case "M":
case "m":
{
PrintMenu();
break;
}
case "Q":
case "q":
{
// Quit
Console.WriteLine("Closing Channel");
bBroadcasting = false;
channel0.closeChannel();
break;
}
case "A":
case "a":
{
// Send Acknowledged Data
byte[] myTxBuffer = { 1, 2, 3, 4, 5, 6, 7, 8 };
channel0.sendAcknowledgedData(myTxBuffer);
break;
}
case "B":
case "b":
{
// Send Burst Data (10 packets)
byte[] myTxBuffer = new byte[8 * 10];
for (byte i = 0; i < 8 * 10; i++)
{
myTxBuffer[i] = i;
}
channel0.sendBurstTransfer(myTxBuffer);
break;
}
case "R":
case "r":
{
// Reset the system and start over the test
ConfigureANT();
break;
}
case "C":
case "c":
{
// Request capabilities
ANT_DeviceCapabilities devCapab = device0.getDeviceCapabilities(500);
Console.Write(devCapab.printCapabilities() + Environment.NewLine);
break;
}
case "V":
case "v":
{
// Request version
// As this is not available in all ANT parts, we should not wait for a response, so
// we do not specify a timeout
// The response - if available - will be processed in DeviceResponse
device0.requestMessage(ANT_ReferenceLibrary.RequestMessageID.VERSION_0x3E);
break;
}
case "S":
case "s":
{
// Request channel status
ANT_ChannelStatus chStatus = channel0.requestStatus(500);
string[] allStatus = { "STATUS_UNASSIGNED_CHANNEL",
"STATUS_ASSIGNED_CHANNEL",
"STATUS_SEARCHING_CHANNEL",
"STATUS_TRACKING_CHANNEL" };
Console.WriteLine("STATUS: " + allStatus[(int)chStatus.BasicStatus]);
break;
}
case "I":
case "i":
{
// Request channel ID
ANT_Response respChID = device0.requestMessageAndResponse(ANT_ReferenceLibrary.RequestMessageID.CHANNEL_ID_0x51, 500);
ushort usDeviceNumber = (ushort)((respChID.messageContents[2] << 8) + respChID.messageContents[1]);
byte ucDeviceType = respChID.messageContents[3];
byte ucTransmissionType = respChID.messageContents[4];
Console.WriteLine("CHANNEL ID: (" + usDeviceNumber.ToString() + "," + ucDeviceType.ToString() + "," + ucTransmissionType.ToString() + ")");
break;
}
case "D":
case "d":
{
bDisplay = !bDisplay;
break;
}
case "U":
case "u":
{
// Print out information about the device we are connected to
Console.WriteLine("USB Device Description");
// Retrieve info
Console.WriteLine(String.Format(" VID: 0x{0:x}", device0.getDeviceUSBVID()));
Console.WriteLine(String.Format(" PID: 0x{0:x}", device0.getDeviceUSBPID()));
Console.WriteLine(String.Format(" Product Description: {0}", device0.getDeviceUSBInfo().printProductDescription()));
Console.WriteLine(String.Format(" Serial String: {0}", device0.getDeviceUSBInfo().printSerialString()));
break;
}
default:
{
break;
}
}
System.Threading.Thread.Sleep(0);
}
// Clean up ANT
Console.WriteLine("Disconnecting module...");
ANT_Device.shutdownDeviceInstance(ref device0); // Close down the device completely and completely shut down all communication
Console.WriteLine("Demo has completed successfully!");
return;
}
catch (Exception ex)
{
throw new Exception("Demo failed: " + ex.Message + Environment.NewLine);
}
}
void startNextSearch()
{
if (searchChannel != null || antStick == null) //Check if device is present and the channel is valid
{
//Ensure we are still connected
try
{
searchChannel.requestStatus(1000); //Check if we get an exception...means we are disconnected, otherwise continue
}
catch (Exception)
{
try
{
//We get to this code almost always because the device is dead, so try to restart it
ANT_Device.shutdownDeviceInstance(ref antStick);
searchChannel = null;
foreach (AntPlus_Connection i in deviceList)
{
i.connectedChannel = null;
}
findUsableAntDevice();
//Now fall through and attempt to restart search
}
catch (Exception)
{
//System.Windows.MessageBox.Show("Opening Device Failed. Try removing then re-inserting the stick, then try again.");
return;
}
}
} //end check if device and search channel (if there is one) are valid
//Check if we still need to search or have all the equipment already
List <int> usedChannels = new List <int>();
foreach (AntPlus_Connection i in deviceList)
{
switch (i.getConnStatus())
{
case AntPlus_Connection.ConnState.Closed:
case AntPlus_Connection.ConnState.Searching:
i.setConnStatus(AntPlus_Connection.ConnState.InSrchQueue);
break;
case AntPlus_Connection.ConnState.InSrchQueue:
break;
case AntPlus_Connection.ConnState.Connected:
case AntPlus_Connection.ConnState.DrpdToSrch:
usedChannels.Add(i.connectedChannel.getChannelNum());
break;
}
}
if (usedChannels.Count == deviceList.Count)
{
return; //we have all the equipment already
}
//Get new search channel if neccesary
if (searchChannel == null)
{
if (usedChannels.Count >= numChannelsForDevices)
{
return; //no free channels
}
//Find the first free channel and start the search
for (int i = 0; i < numChannelsForDevices; ++i)
{
if (!usedChannels.Contains(i))
{
searchChannel = antStick.getChannel(i);
searchChannel.channelResponse += new dChannelResponseHandler(antChannel_channelResponse_FeSearch);
break;
}
}
}
//Search for a search period for given device parameters
//Find the next device to search for
while (true) //We know there is at least one device we need to search for, because of the check above, so this will never loop infinitely
{
++searchingDeviceIndex;
if (searchingDeviceIndex >= deviceList.Count)
{
searchingDeviceIndex = 0;
}
if (deviceList[searchingDeviceIndex].connectedChannel == null)
{
break;
}
}
//Now set the channel parameters to start the next search
try
{
if (searchChannel == null)
{
throw new ApplicationException("Couldn't allocate a channel for search");
}
ds_AntPlus.AntChannelProfile srch = deviceList[searchingDeviceIndex].dataSource.searchProfile;
deviceList[searchingDeviceIndex].setConnStatus(AntPlus_Connection.ConnState.Searching);
if (!searchChannel.assignChannel(ANT_ReferenceLibrary.ChannelType.BASE_Slave_Receive_0x00, 0, 500))
{
//Usually because the channel is in wrong state
searchChannel.closeChannel(500);
searchChannel.unassignChannel(500);
if (!searchChannel.assignChannel(ANT_ReferenceLibrary.ChannelType.BASE_Slave_Receive_0x00, 0, 500))
{
throw new ApplicationException("Failed to assign channel");
}
}
//Handle setting the search timeout
byte timeout = 4; //default 4*2.5=10 seconds for each device
if (deviceList.Count - usedChannels.Count == 1)
{
timeout = 255; //search forever if we only have one device to find; If one of the other devices resets it will startNextSearch again so we won't get stuck
}
if (!searchChannel.setLowPrioritySearchTimeout(timeout, 500))
{
throw new ApplicationException("Failed to set low-pri search timeout");
}
if (!searchChannel.setChannelSearchTimeout(0, 500))
{
throw new ApplicationException("Failed to set search timeout");
}
if (!searchChannel.setChannelFreq(srch.rfOffset, 500))
{
throw new ApplicationException("Failed to set channel frequency");
}
if (!searchChannel.setChannelPeriod(srch.messagePeriod, 500))
{
throw new ApplicationException("Failed to set channel period");
}
if (!searchChannel.setChannelID(srch.deviceNumber, srch.pairingEnabled, srch.deviceType, srch.transType, 500))
{
throw new ApplicationException("Failed to set channel ID");
}
if (!searchChannel.openChannel(500))
{
throw new ApplicationException("Failed to open channel");
}
}
catch (Exception ex)
{
//System.Windows.MessageBox.Show("Search Channel Open Failed: " + ex.Message +". If you still need to connect other fitness equipment, you may need to restart the application.");
}
}
