Titan Electronics USB-2CAN-M - Can_Write

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9.6.3 CAN_Write
CAN_Write(Handle, Buf)
Function:
Writes a message to the channel with the specified handle.
Parameters:
• Handle
o Type: Integer
o The handle of the CAN channel to write to.
o Format: A numeric value provided by the return value of CAN_Open
o Example: 2508
• Buf
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o Type: CAN_MSG structure
o The standard structure of CAN frame messages.
o Format: Name of an instance of the CAN_MSG structure
o Example: myCANMsg
• Return value:
o Type: Integer
o Code indicating result of CAN_Write.
o Result:
 1, CAN_Write is successful
 -1, error communicating with COM port
 -4, error: CAN channel is not open
Sample Command:
CAN_Write(2508, myCANMsg)
Writes the message contained in myCANMsg to device connected to channel with the
handle 2508.
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Refer to the “CAN_MSG Structure” section for more information