/// <summary>
/// Reads all values from all Relay of a card up to a size of 64 DO channels
/// </summary>
/// <param name="cardHandle">
/// The handle of the opened card
/// </param>
/// <returns>
/// The values of all DO channels of a card
/// </returns>
private static ulong ReadbackAll(uint cardHandle)
{
// due to problems with the DOReadback64 method only the 32 bit variant of this method will be used
// also the card size needs to be checked at first
// card DO <= 32 -> only readback 32 channels once
// card DO > 32 -> readback32 two times and combine the two uints to a ulong (by bitshifting the high value by 32 bits to the left)
ulong result = 0;
uint cardSize = GetCardDigitalOutputSize(cardHandle);
if (cardSize <= 32)
{
uint readback = DeLibNET.DapiDOReadback32(cardHandle, 0x0);
result = Convert.ToUInt64(readback);
}
else if (cardSize > 32)
{
uint high = DeLibNET.DapiDOReadback32(cardHandle, 0);
uint low = DeLibNET.DapiDOReadback32(cardHandle, 32);
result = (ulong)high << 32;
result += low;
}
return(result);
}
/// <summary>
/// Gets the card handle from a RO_ETH module on a specific card address
/// </summary>
/// <param name="cardAddress">
/// The address where the card is configured
/// </param>
/// <returns>
/// The handle from the opened card
/// </returns>
private static uint GetCardHandle(uint cardAddress)
{
uint handle = (uint)DeLibNET.ModuleID.RO_ETH;
handle = DeLibNET.DapiOpenModule(handle, cardAddress);
// GetDigitalOutputSize(handle, cardAddress);
return(handle);
}
/// <summary>
/// The do set 8.
/// </summary>
/// <param name="cardHandle">
/// The card handle.
/// </param>
/// <param name="bitValue">
/// The bit value.
/// </param>
private static void DigitalOutputSet8(uint cardHandle, uint bitValue)
{
uint channel = 0;
if (bitValue == 0)
{
channel = 0x00;
}
else if (bitValue == 1)
{
channel = 0xff;
}
uint fromFirst = 0;
DeLibNET.DapiDOSet8(cardHandle, fromFirst, channel);
}
/// <summary>
/// The do set 64.
/// </summary>
/// <param name="cardHandle">
/// The card handle.
/// </param>
/// <param name="bitValue">
/// The bit value.
/// </param>
private static void DOSet64(uint cardHandle, ulong bitValue)
{
ulong channel = 0;
if (bitValue == 0)
{
channel = 0x0000000000000000;
}
else if (bitValue == 1)
{
channel = 0xffffffffffffffff;
}
uint fromFirst = 0;
DeLibNET.DapiDOSet64(cardHandle, fromFirst, channel);
}
/// <summary>
/// Sets a value to a specific DO channel
/// </summary>
/// <param name="cardHandle">
/// The handle of the opened card
/// </param>
/// <param name="relay">
/// The Relay to set
/// </param>
/// <param name="bitValue">
/// The value to set (0 or 1)
/// </param>
/// <returns>
/// True if the Relay was correctly set
/// </returns>
private static bool SetValueToRelay(uint cardHandle, uint relay, uint bitValue)
{
DeLibNET.DapiDOSet1(cardHandle, Convert.ToUInt32(relay), bitValue);
return(ValidateRelayState(cardHandle, relay, bitValue));
}
/// <summary>
/// Gets the size out the digital outputs from the card
/// </summary>
/// <param name="handle">
/// The handle of the opened card
/// </param>
/// <returns>
/// The digital output size of the card
/// </returns>
private static uint GetCardDigitalOutputSize(uint handle)
{
return(DeLibNET.DapiSpecialCommand(handle, DeLibNET.DAPI_SPECIAL_CMD_GET_MODULE_CONFIG, DeLibNET.DAPI_SPECIAL_GET_MODULE_CONFIG_PAR_DO, 0, 0));
}
/// <summary>
/// Closes a module
/// </summary>
/// <param name="handle">
/// The handle of the opened card
/// </param>
private static void CloseModule(uint handle)
{
DeLibNET.DapiCloseModule(handle);
}