2023-01-06 12:47:02 -05:00

1502 lines
56 KiB
VB.net

' PCANBasic.cs
'
' ~~~~~~~~~~~~
'
' PCAN-Basic API
'
' ~~~~~~~~~~~~
'
' ------------------------------------------------------------------
' Author : Keneth Wagner
' Last change: 2022-07-06
'
' Language: VB .NET
' ------------------------------------------------------------------
'
' Copyright (C) 1999-2022 PEAK-System Technik GmbH, Darmstadt
' more Info at http://www.peak-system.com
'
Imports System
Imports System.Text
Imports System.Runtime.InteropServices
Imports TPCANHandle = System.UInt16
Imports TPCANBitrateFD = System.String
Imports TPCANTimestampFD = System.UInt64
Namespace Peak.Can.Basic
#Region "Enumerations"
''' <summary>
''' Represents a PCAN status/error code
''' </summary>
<Flags()> _
Public Enum TPCANStatus As UInt32
''' <summary>
''' No error
''' </summary>
PCAN_ERROR_OK = &H0
''' <summary>
''' Transmit buffer in CAN controller is full
''' </summary>
PCAN_ERROR_XMTFULL = &H1
''' <summary>
''' CAN controller was read too late
''' </summary>
PCAN_ERROR_OVERRUN = &H2
''' <summary>
''' Bus error: an error counter reached the 'light' limit
''' </summary>
PCAN_ERROR_BUSLIGHT = &H4
''' <summary>
''' Bus error: an error counter reached the 'heavy' limit
''' </summary>
PCAN_ERROR_BUSHEAVY = &H8
''' <summary>
''' Bus error: an error counter reached the 'warning' limit
''' </summary>
PCAN_ERROR_BUSWARNING = PCAN_ERROR_BUSHEAVY
''' <summary>
''' Bus error: the CAN controller is error passive
''' </summary>
PCAN_ERROR_BUSPASSIVE = &H40000
''' <summary>
''' Bus error: the CAN controller is in bus-off state
''' </summary>
PCAN_ERROR_BUSOFF = &H10
''' <summary>
''' Mask for all bus errors
''' </summary>
PCAN_ERROR_ANYBUSERR = (PCAN_ERROR_BUSWARNING Or PCAN_ERROR_BUSLIGHT Or PCAN_ERROR_BUSHEAVY Or PCAN_ERROR_BUSOFF Or PCAN_ERROR_BUSPASSIVE)
''' <summary>
''' Receive queue is empty
''' </summary>
PCAN_ERROR_QRCVEMPTY = &H20
''' <summary>
''' Receive queue was read too late
''' </summary>
PCAN_ERROR_QOVERRUN = &H40
''' <summary>
''' Transmit queue is full
''' </summary>
PCAN_ERROR_QXMTFULL = &H80
''' <summary>
''' Test of the CAN controller hardware registers failed (no hardware found)
''' </summary>
PCAN_ERROR_REGTEST = &H100
''' <summary>
''' Driver not loaded
''' </summary>
PCAN_ERROR_NODRIVER = &H200
''' <summary>
''' Hardware already in use by a Net
''' </summary>
PCAN_ERROR_HWINUSE = &H400
''' <summary>
''' A Client is already connected to the Net
''' </summary>
PCAN_ERROR_NETINUSE = &H800
''' <summary>
''' Hardware handle is invalid
''' </summary>
PCAN_ERROR_ILLHW = &H1400
''' <summary>
''' Net handle is invalid
''' </summary>
PCAN_ERROR_ILLNET = &H1800
''' <summary>
''' Client handle is invalid
''' </summary>
PCAN_ERROR_ILLCLIENT = &H1C00
''' <summary>
''' Mask for all handle errors
''' </summary>
PCAN_ERROR_ILLHANDLE = (PCAN_ERROR_ILLHW Or PCAN_ERROR_ILLNET Or PCAN_ERROR_ILLCLIENT)
''' <summary>
''' Resource (FIFO, Client, timeout) cannot be created
''' </summary>
PCAN_ERROR_RESOURCE = &H2000
''' <summary>
''' Invalid parameter
''' </summary>
PCAN_ERROR_ILLPARAMTYPE = &H4000
''' <summary>
''' Invalid parameter value
''' </summary>
PCAN_ERROR_ILLPARAMVAL = &H8000
''' <summary>
''' Unknown error
''' </summary>
PCAN_ERROR_UNKNOWN = &H10000
''' <summary>
''' Invalid data, function, or action.
''' </summary>
PCAN_ERROR_ILLDATA = &H20000
''' <summary>
''' Driver object state is wrong for the attempted operation
''' </summary>
PCAN_ERROR_ILLMODE = &H80000
''' <summary>
''' An operation was successfully carried out, however, irregularities were registered
''' </summary>
PCAN_ERROR_CAUTION = &H2000000
''' <summary>
''' Channel is not initialized
''' <remarks>Value was changed from 0x40000 to 0x4000000</remarks>
''' </summary>
PCAN_ERROR_INITIALIZE = &H4000000
''' <summary>
''' Invalid operation
''' <remarks>Value was changed from 0x80000 to 0x8000000</remarks>
''' </summary>
PCAN_ERROR_ILLOPERATION = &H8000000
End Enum
''' <summary>
''' Represents a PCAN device
''' </summary>
Public Enum TPCANDevice As Byte
''' <summary>
''' Undefined, unknown or not selected PCAN device value
''' </summary>
PCAN_NONE = 0
''' <summary>
''' PCAN Non-PnP devices. NOT USED WITHIN PCAN-Basic API
''' </summary>
PCAN_PEAKCAN = 1
''' <summary>
''' PCAN-ISA, PCAN-PC/104, and PCAN-PC/104-Plus
''' </summary>
PCAN_ISA = 2
''' <summary>
''' PCAN-Dongle
''' </summary>
PCAN_DNG = 3
''' <summary>
''' PCAN-PCI, PCAN-cPCI, PCAN-miniPCI, and PCAN-PCI Express
''' </summary>
PCAN_PCI = 4
''' <summary>
''' PCAN-USB and PCAN-USB Pro
''' </summary>
PCAN_USB = 5
''' <summary>
''' PCAN-PC Card
''' </summary>
PCAN_PCC = 6
''' <summary>
''' PCAN Virtual hardware. NOT USED WITHIN PCAN-Basic API
''' </summary>
PCAN_VIRTUAL = 7
''' <summary>
''' PCAN Gateway devices
''' </summary>
PCAN_LAN = 8
End Enum
''' <summary>
''' Represents a PCAN parameter to be read or set
''' </summary>
Public Enum TPCANParameter As Byte
''' <summary>
''' Device identifier parameter
''' </summary>
PCAN_DEVICE_ID = 1
''' <summary>
''' DEPRECATED. Use PCAN_DEVICE_ID instead
''' </summary>
<Obsolete>
PCAN_DEVICE_NUMBER = PCAN_DEVICE_ID
''' <summary>
''' 5-Volt power parameter
''' </summary>
PCAN_5VOLTS_POWER = 2
''' <summary>
''' PCAN receive event handler parameter
''' </summary>
PCAN_RECEIVE_EVENT = 3
''' <summary>
''' PCAN message filter parameter
''' </summary>
PCAN_MESSAGE_FILTER = 4
''' <summary>
''' PCAN-Basic API version parameter
''' </summary>
PCAN_API_VERSION = 5
''' <summary>
''' PCAN device channel version parameter
''' </summary>
PCAN_CHANNEL_VERSION = 6
''' <summary>
''' PCAN Reset-On-Busoff parameter
''' </summary>
PCAN_BUSOFF_AUTORESET = 7
''' <summary>
''' PCAN Listen-Only parameter
''' </summary>
PCAN_LISTEN_ONLY = 8
''' <summary>
''' Directory path for log files
''' </summary>
PCAN_LOG_LOCATION = 9
''' <summary>
''' Debug-Log activation status
''' </summary>
PCAN_LOG_STATUS = 10
''' <summary>
''' Configuration of the debugged information (LOG_FUNCTION_***)
''' </summary>
PCAN_LOG_CONFIGURE = 11
''' <summary>
''' Custom insertion of text into the log file
''' </summary>
PCAN_LOG_TEXT = 12
''' <summary>
''' Availability status of a PCAN-Channel
''' </summary>
PCAN_CHANNEL_CONDITION = 13
''' <summary>
''' PCAN hardware name parameter
''' </summary>
PCAN_HARDWARE_NAME = 14
''' <summary>
''' Message reception status of a PCAN-Channel
''' </summary>
PCAN_RECEIVE_STATUS = 15
''' <summary>
''' CAN-Controller number of a PCAN-Channel
''' </summary>
PCAN_CONTROLLER_NUMBER = 16
''' <summary>
''' Directory path for PCAN trace files
''' </summary>
PCAN_TRACE_LOCATION = 17
''' <summary>
''' CAN tracing activation status
''' </summary>
PCAN_TRACE_STATUS = 18
''' <summary>
''' Configuration of the maximum file size of a CAN trace
''' </summary>
PCAN_TRACE_SIZE = 19
''' <summary>
''' Configuration of the trace file storing mode (TRACE_FILE_***)
''' </summary>
PCAN_TRACE_CONFIGURE = 20
''' <summary>
''' Physical identification of a USB based PCAN-Channel by blinking its associated LED
''' </summary>
PCAN_CHANNEL_IDENTIFYING = 21
''' <summary>
''' Capabilities of a PCAN device (FEATURE_***)
''' </summary>
PCAN_CHANNEL_FEATURES = 22
''' <summary>
''' Using of an existing bit rate (PCAN-View connected to a channel)
''' </summary>
PCAN_BITRATE_ADAPTING = 23
''' <summary>
''' Configured bit rate as Btr0Btr1 value
''' </summary>
PCAN_BITRATE_INFO = 24
''' <summary>
''' Configured bit rate as TPCANBitrateFD string
''' </summary>
PCAN_BITRATE_INFO_FD = 25
''' <summary>
''' Configured nominal CAN Bus speed as Bits per seconds
''' </summary>
PCAN_BUSSPEED_NOMINAL = 26
''' <summary>
''' Configured CAN data speed as Bits per seconds
''' </summary>
PCAN_BUSSPEED_DATA = 27
''' <summary>
''' Remote address of a LAN channel as string in IPv4 format
''' </summary>
PCAN_IP_ADDRESS = 28
''' <summary>
''' Status of the Virtual PCAN-Gateway Service
''' </summary>
PCAN_LAN_SERVICE_STATUS = 29
''' <summary>
''' Status messages reception status within a PCAN-Channel
''' </summary>
PCAN_ALLOW_STATUS_FRAMES = 30
''' <summary>
''' RTR messages reception status within a PCAN-Channel
''' </summary>
PCAN_ALLOW_RTR_FRAMES = 31
''' <summary>
''' Error messages reception status within a PCAN-Channel
''' </summary>
PCAN_ALLOW_ERROR_FRAMES = 32
''' <summary>
''' Delay, in microseconds, between sending frames
''' </summary>
PCAN_INTERFRAME_DELAY = 33
''' <summary>
''' Filter over code and mask patterns for 11-Bit messages
''' </summary>
PCAN_ACCEPTANCE_FILTER_11BIT = 34
''' <summary>
''' Filter over code and mask patterns for 29-Bit messages
''' </summary>
PCAN_ACCEPTANCE_FILTER_29BIT = 35
''' <summary>
''' Output mode of 32 digital I/O pin of a PCAN-USB Chip. 1: Output-Active 0 : Output Inactive
''' </summary>
PCAN_IO_DIGITAL_CONFIGURATION = 36
''' <summary>
''' Value assigned to a 32 digital I/O pins of a PCAN-USB Chip
''' </summary>
PCAN_IO_DIGITAL_VALUE = 37
''' <summary>
''' Value assigned to a 32 digital I/O pins of a PCAN-USB Chip - Multiple digital I/O pins to 1 = High
''' </summary>
PCAN_IO_DIGITAL_SET = 38
''' <summary>
''' Clear multiple digital I/O pins to 0
''' </summary>
PCAN_IO_DIGITAL_CLEAR = 39
''' <summary>
''' Get value of a single analog input pin
''' </summary>
PCAN_IO_ANALOG_VALUE = 40
''' <summary>
''' Get the version of the firmware used by the device associated with a PCAN-Channel
''' </summary>
PCAN_FIRMWARE_VERSION = 41
''' <summary>
''' Get the amount of PCAN channels attached to a system
''' </summary>
PCAN_ATTACHED_CHANNELS_COUNT = 42
''' <summary>
''' Get information about PCAN channels attached to a system
''' </summary>
PCAN_ATTACHED_CHANNELS = 43
''' <summary>
''' Echo messages reception status within a PCAN-Channel
''' </summary>
PCAN_ALLOW_ECHO_FRAMES = 44
''' <summary>
''' Get the part number associated to a device
''' </summary>
PCAN_DEVICE_PART_NUMBER = 45
End Enum
''' <summary>
''' Represents the type of a PCAN message
''' </summary>
<Flags()> _
Public Enum TPCANMessageType As Byte
''' <summary>
''' The PCAN message is a CAN Standard Frame (11-bit identifier)
''' </summary>
PCAN_MESSAGE_STANDARD = &H0
''' <summary>
''' The PCAN message is a CAN Remote-Transfer-Request Frame
''' </summary>
PCAN_MESSAGE_RTR = &H1
''' <summary>
''' The PCAN message is a CAN Extended Frame (29-bit identifier)
''' </summary>
PCAN_MESSAGE_EXTENDED = &H2
''' <summary>
''' The PCAN message represents a FD frame in terms of CiA Specs
''' </summary>
PCAN_MESSAGE_FD = &H4
''' <summary>
''' The PCAN message represents a FD bit rate switch (CAN data at a higher bit rate)
''' </summary>
PCAN_MESSAGE_BRS = &H8
''' <summary>
''' The PCAN message represents a FD error state indicator(CAN FD transmitter was error active)
''' </summary>
PCAN_MESSAGE_ESI = &H10
''' <summary>
''' The PCAN message represents an echo CAN Frame
''' </summary>
PCAN_MESSAGE_ECHO = &H20
''' <summary>
''' The PCAN message represents an error frame
''' </summary>
PCAN_MESSAGE_ERRFRAME = &H40
''' <summary>
''' The PCAN message represents a PCAN status message
''' </summary>
PCAN_MESSAGE_STATUS = &H80
End Enum
''' <summary>
''' Represents a PCAN filter mode
''' </summary>
Public Enum TPCANMode As Byte
''' <summary>
''' Mode is Standard (11-bit identifier)
''' </summary>
PCAN_MODE_STANDARD = TPCANMessageType.PCAN_MESSAGE_STANDARD
''' <summary>
''' Mode is Extended (29-bit identifier)
''' </summary>
PCAN_MODE_EXTENDED = TPCANMessageType.PCAN_MESSAGE_EXTENDED
End Enum
''' <summary>
''' Represents a PCAN Baud rate register value
''' </summary>
Public Enum TPCANBaudrate As UInt16
''' <summary>
''' 1 MBit/s
''' </summary>
PCAN_BAUD_1M = &H14
''' <summary>
''' 800 kBit/s
''' </summary>
PCAN_BAUD_800K = &H16
''' <summary>
''' 500 kBit/s
''' </summary>
PCAN_BAUD_500K = &H1C
''' <summary>
''' 250 kBit/s
''' </summary>
PCAN_BAUD_250K = &H11C
''' <summary>
''' 125 kBit/s
''' </summary>
PCAN_BAUD_125K = &H31C
''' <summary>
''' 100 kBit/s
''' </summary>
PCAN_BAUD_100K = &H432F
''' <summary>
''' 95,238 kBit/s
''' </summary>
PCAN_BAUD_95K = &HC34E
''' <summary>
''' 83,333 kBit/s
''' </summary>
PCAN_BAUD_83K = &H852B
''' <summary>
''' 50 kBit/s
''' </summary>
PCAN_BAUD_50K = &H472F
''' <summary>
''' 47,619 kBit/s
''' </summary>
PCAN_BAUD_47K = &H1414
''' <summary>
''' 33,333 kBit/s
''' </summary>
PCAN_BAUD_33K = &H8B2F
''' <summary>
''' 20 kBit/s
''' </summary>
PCAN_BAUD_20K = &H532F
''' <summary>
''' 10 kBit/s
''' </summary>
PCAN_BAUD_10K = &H672F
''' <summary>
''' 5 kBit/s
''' </summary>
PCAN_BAUD_5K = &H7F7F
End Enum
''' <summary>
''' Represents the type of PCAN (Non-PnP) hardware to be initialized
''' </summary>
Public Enum TPCANType As Byte
''' <summary>
''' PCAN-ISA 82C200
''' </summary>
PCAN_TYPE_ISA = &H1
''' <summary>
''' PCAN-ISA SJA1000
''' </summary>
PCAN_TYPE_ISA_SJA = &H9
''' <summary>
''' PHYTEC ISA
''' </summary>
PCAN_TYPE_ISA_PHYTEC = &H4
''' <summary>
''' PCAN-Dongle 82C200
''' </summary>
PCAN_TYPE_DNG = &H2
''' <summary>
''' PCAN-Dongle EPP 82C200
''' </summary>
PCAN_TYPE_DNG_EPP = &H3
''' <summary>
''' PCAN-Dongle SJA1000
''' </summary>
PCAN_TYPE_DNG_SJA = &H5
''' <summary>
''' PCAN-Dongle EPP SJA1000
''' </summary>
PCAN_TYPE_DNG_SJA_EPP = &H6
End Enum
#End Region
#Region "Structures"
''' <summary>
''' Represents a PCAN message
''' </summary>
Public Structure TPCANMsg
''' <summary>
''' 11/29-bit message identifier
''' </summary>
Public ID As UInt32
''' <summary>
''' Type of the message
''' </summary>
<MarshalAs(UnmanagedType.U1)> _
Public MSGTYPE As TPCANMessageType
''' <summary>
''' Data Length Code of the message (0..8)
''' </summary>
Public LEN As Byte
''' <summary>
''' Data of the message (DATA[0]..DATA[7])
''' </summary>
<MarshalAs(UnmanagedType.ByValArray, SizeConst:=8)> _
Public DATA As Byte()
End Structure
''' <summary>
''' Represents a timestamp of a received PCAN message.
''' Total Microseconds = micros + 1000 * millis + 0x100000000 * 1000 * millis_overflow
''' </summary>
Public Structure TPCANTimestamp
''' <summary>
''' Base-value: milliseconds: 0.. 2^32-1
''' </summary>
Public millis As UInt32
''' <summary>
''' Roll-arounds of millis
''' </summary>
Public millis_overflow As UInt16
''' <summary>
''' Microseconds: 0..999
''' </summary>
Public micros As UInt16
End Structure
''' <summary>
''' Represents a PCAN message from a FD capable hardware
''' </summary>
Public Structure TPCANMsgFD
''' <summary>
''' 11/29-bit message identifier
''' </summary>
Public ID As UInt32
''' <summary>
''' Type of the message
''' </summary>
<MarshalAs(UnmanagedType.U1)>
Public MSGTYPE As TPCANMessageType
''' <summary>
''' Data Length Code of the message (0..15)
''' </summary>
Public DLC As Byte
''' <summary>
''' Data of the message (DATA[0]..DATA[63])
''' </summary>
<MarshalAs(UnmanagedType.ByValArray, SizeConst:=64)>
Public DATA As Byte()
End Structure
''' <summary>
''' Describes an available PCAN channel
''' </summary>
Public Structure TPCANChannelInformation
''' <summary>
''' PCAN channel handle
''' </summary>
<MarshalAs(UnmanagedType.U2)>
Public channel_handle As TPCANHandle
''' <summary>
''' Kind of PCAN device
''' </summary>
<MarshalAs(UnmanagedType.U1)>
Public device_type As TPCANDevice
''' <summary>
''' CAN-Controller number
''' </summary>
Public controller_number As Byte
''' <summary>
''' Device capabilities flag (see FEATURE_*)
''' </summary>
Public device_features As UInt32
''' <summary>
''' Device name
''' </summary>
<MarshalAs(UnmanagedType.ByValTStr, SizeConst:=PCANBasic.MAX_LENGTH_HARDWARE_NAME)>
Public device_name As String
''' <summary>
''' Device number
''' </summary>
Public device_id As UInt32
''' <summary>
''' Availability status of a PCAN-Channel
''' </summary>
Public channel_condition As UInt32
End Structure
#End Region
#Region "PCANBasic class"
''' <summary>
''' PCAN-Basic API class implementation
''' </summary>
Public NotInheritable Class PCANBasic
#Region "PCAN-BUS Handles Definition"
''' <summary>
''' Undefined/default value for a PCAN bus
''' </summary>
Public Const PCAN_NONEBUS As TPCANHandle = &H0
''' <summary>
''' PCAN-ISA interface, channel 1
''' </summary>
Public Const PCAN_ISABUS1 As TPCANHandle = &H21
''' <summary>
''' PCAN-ISA interface, channel 2
''' </summary>
Public Const PCAN_ISABUS2 As TPCANHandle = &H22
''' <summary>
''' PCAN-ISA interface, channel 3
''' </summary>
Public Const PCAN_ISABUS3 As TPCANHandle = &H23
''' <summary>
''' PCAN-ISA interface, channel 4
''' </summary>
Public Const PCAN_ISABUS4 As TPCANHandle = &H24
''' <summary>
''' PCAN-ISA interface, channel 5
''' </summary>
Public Const PCAN_ISABUS5 As TPCANHandle = &H25
''' <summary>
''' PCAN-ISA interface, channel 6
''' </summary>
Public Const PCAN_ISABUS6 As TPCANHandle = &H26
''' <summary>
''' PCAN-ISA interface, channel 7
''' </summary>
Public Const PCAN_ISABUS7 As TPCANHandle = &H27
''' <summary>
''' PCAN-ISA interface, channel 8
''' </summary>
Public Const PCAN_ISABUS8 As TPCANHandle = &H28
''' <summary>
''' PPCAN-Dongle/LPT interface, channel 1
''' </summary>
Public Const PCAN_DNGBUS1 As TPCANHandle = &H31
''' <summary>
''' PCAN-PCI interface, channel 1
''' </summary>
Public Const PCAN_PCIBUS1 As TPCANHandle = &H41
''' <summary>
''' PCAN-PCI interface, channel 2
''' </summary>
Public Const PCAN_PCIBUS2 As TPCANHandle = &H42
''' <summary>
''' PCAN-PCI interface, channel 3
''' </summary>
Public Const PCAN_PCIBUS3 As TPCANHandle = &H43
''' <summary>
''' PCAN-PCI interface, channel 4
''' </summary>
Public Const PCAN_PCIBUS4 As TPCANHandle = &H44
''' <summary>
''' PCAN-PCI interface, channel 5
''' </summary>
Public Const PCAN_PCIBUS5 As TPCANHandle = &H45
''' <summary>
''' PCAN-PCI interface, channel 6
''' </summary>
Public Const PCAN_PCIBUS6 As TPCANHandle = &H46
''' <summary>
''' PCAN-PCI interface, channel 7
''' </summary>
Public Const PCAN_PCIBUS7 As TPCANHandle = &H47
''' <summary>
''' PCAN-PCI interface, channel 8
''' </summary>
Public Const PCAN_PCIBUS8 As TPCANHandle = &H48
''' <summary>
''' PCAN-PCI interface, channel 9
''' </summary>
Public Const PCAN_PCIBUS9 As TPCANHandle = &H409
''' <summary>
''' PCAN-PCI interface, channel 10
''' </summary>
Public Const PCAN_PCIBUS10 As TPCANHandle = &H40A
''' <summary>
''' PCAN-PCI interface, channel 11
''' </summary>
Public Const PCAN_PCIBUS11 As TPCANHandle = &H40B
''' <summary>
''' PCAN-PCI interface, channel 12
''' </summary>
Public Const PCAN_PCIBUS12 As TPCANHandle = &H40C
''' <summary>
''' PCAN-PCI interface, channel 13
''' </summary>
Public Const PCAN_PCIBUS13 As TPCANHandle = &H40D
''' <summary>
''' PCAN-PCI interface, channel 14
''' </summary>
Public Const PCAN_PCIBUS14 As TPCANHandle = &H40E
''' <summary>
''' PCAN-PCI interface, channel 15
''' </summary>
Public Const PCAN_PCIBUS15 As TPCANHandle = &H40F
''' <summary>
''' PCAN-PCI interface, channel 16
''' </summary>
Public Const PCAN_PCIBUS16 As TPCANHandle = &H410
''' <summary>
''' PCAN-USB interface, channel 1
''' </summary>
Public Const PCAN_USBBUS1 As TPCANHandle = &H51
''' <summary>
''' PCAN-USB interface, channel 2
''' </summary>
Public Const PCAN_USBBUS2 As TPCANHandle = &H52
''' <summary>
''' PCAN-USB interface, channel 3
''' </summary>
Public Const PCAN_USBBUS3 As TPCANHandle = &H53
''' <summary>
''' PCAN-USB interface, channel 4
''' </summary>
Public Const PCAN_USBBUS4 As TPCANHandle = &H54
''' <summary>
''' PCAN-USB interface, channel 5
''' </summary>
Public Const PCAN_USBBUS5 As TPCANHandle = &H55
''' <summary>
''' PCAN-USB interface, channel 6
''' </summary>
Public Const PCAN_USBBUS6 As TPCANHandle = &H56
''' <summary>
''' PCAN-USB interface, channel 7
''' </summary>
Public Const PCAN_USBBUS7 As TPCANHandle = &H57
''' <summary>
''' PCAN-USB interface, channel 8
''' </summary>
Public Const PCAN_USBBUS8 As TPCANHandle = &H58
''' <summary>
''' PCAN-USB interface, channel 9
''' </summary>
Public Const PCAN_USBBUS9 As TPCANHandle = &H509
''' <summary>
''' PCAN-USB interface, channel 10
''' </summary>
Public Const PCAN_USBBUS10 As TPCANHandle = &H50A
''' <summary>
''' PCAN-USB interface, channel 11
''' </summary>
Public Const PCAN_USBBUS11 As TPCANHandle = &H50B
''' <summary>
''' PCAN-USB interface, channel 12
''' </summary>
Public Const PCAN_USBBUS12 As TPCANHandle = &H50C
''' <summary>
''' PCAN-USB interface, channel 13
''' </summary>
Public Const PCAN_USBBUS13 As TPCANHandle = &H50D
''' <summary>
''' PCAN-USB interface, channel 14
''' </summary>
Public Const PCAN_USBBUS14 As TPCANHandle = &H50E
''' <summary>
''' PCAN-USB interface, channel 15
''' </summary>
Public Const PCAN_USBBUS15 As TPCANHandle = &H50F
''' <summary>
''' PCAN-USB interface, channel 16
''' </summary>
Public Const PCAN_USBBUS16 As TPCANHandle = &H510
''' <summary>
''' PCAN-PC Card interface, channel 1
''' </summary>
Public Const PCAN_PCCBUS1 As TPCANHandle = &H61
''' <summary>
''' PCAN-PC Card interface, channel 2
''' </summary>
Public Const PCAN_PCCBUS2 As TPCANHandle = &H62
''' <summary>
''' PCAN-LAN interface, channel 1
''' </summary>
Public Const PCAN_LANBUS1 As TPCANHandle = &H801
''' <summary>
''' PCAN-LAN interface, channel 2
''' </summary>
Public Const PCAN_LANBUS2 As TPCANHandle = &H802
''' <summary>
''' PCAN-LAN interface, channel 3
''' </summary>
Public Const PCAN_LANBUS3 As TPCANHandle = &H803
''' <summary>
''' PCAN-LAN interface, channel 4
''' </summary>
Public Const PCAN_LANBUS4 As TPCANHandle = &H804
''' <summary>
''' PCAN-LAN interface, channel 5
''' </summary>
Public Const PCAN_LANBUS5 As TPCANHandle = &H805
''' <summary>
''' PCAN-LAN interface, channel 6
''' </summary>
Public Const PCAN_LANBUS6 As TPCANHandle = &H806
''' <summary>
''' PCAN-LAN interface, channel 7
''' </summary>
Public Const PCAN_LANBUS7 As TPCANHandle = &H807
''' <summary>
''' PCAN-LAN interface, channel 8
''' </summary>
Public Const PCAN_LANBUS8 As TPCANHandle = &H808
''' <summary>
''' PCAN-LAN interface, channel 9
''' </summary>
Public Const PCAN_LANBUS9 As TPCANHandle = &H809
''' <summary>
''' PCAN-LAN interface, channel 10
''' </summary>
Public Const PCAN_LANBUS10 As TPCANHandle = &H80A
''' <summary>
''' PCAN-LAN interface, channel 11
''' </summary>
Public Const PCAN_LANBUS11 As TPCANHandle = &H80B
''' <summary>
''' PCAN-LAN interface, channel 12
''' </summary>
Public Const PCAN_LANBUS12 As TPCANHandle = &H80C
''' <summary>
''' PCAN-LAN interface, channel 13
''' </summary>
Public Const PCAN_LANBUS13 As TPCANHandle = &H80D
''' <summary>
''' PCAN-LAN interface, channel 14
''' </summary>
Public Const PCAN_LANBUS14 As TPCANHandle = &H80E
''' <summary>
''' PCAN-LAN interface, channel 15
''' </summary>
Public Const PCAN_LANBUS15 As TPCANHandle = &H80F
''' <summary>
''' PCAN-LAN interface, channel 16
''' </summary>
Public Const PCAN_LANBUS16 As TPCANHandle = &H810
#End Region
#Region "FD Bit rate parameters"
''' <summary>
''' Clock frequency in Herz (80000000, 60000000, 40000000, 30000000, 24000000, 20000000)
''' </summary>
Public Const PCAN_BR_CLOCK As String = "f_clock"
''' <summary>
''' Clock frequency in Megaherz (80, 60, 40, 30, 24, 20)
''' </summary>
Public Const PCAN_BR_CLOCK_MHZ As String = "f_clock_mhz"
''' <summary>
''' Clock prescaler for nominal time quantum
''' </summary>
Public Const PCAN_BR_NOM_BRP As String = "nom_brp"
''' <summary>
''' TSEG1 segment for nominal bit rate in time quanta
''' </summary>
Public Const PCAN_BR_NOM_TSEG1 As String = "nom_tseg1"
''' <summary>
''' TSEG2 segment for nominal bit rate in time quanta
''' </summary>
Public Const PCAN_BR_NOM_TSEG2 As String = "nom_tseg2"
''' <summary>
''' Synchronization Jump Width for nominal bit rate in time quanta
''' </summary>
Public Const PCAN_BR_NOM_SJW As String = "nom_sjw"
''' <summary>
''' Sample point for nominal bit rate
''' </summary>
Public Const PCAN_BR_NOM_SAMPLE As String = "nom_sam"
''' <summary>
''' Clock prescaler for highspeed data time quantum
''' </summary>
Public Const PCAN_BR_DATA_BRP As String = "data_brp"
''' <summary>
''' TSEG1 segment for fast data bit rate in time quanta
''' </summary>
Public Const PCAN_BR_DATA_TSEG1 As String = "data_tseg1"
''' <summary>
''' TSEG2 segment for fast data bit rate in time quanta
''' </summary>
Public Const PCAN_BR_DATA_TSEG2 As String = "data_tseg2"
''' <summary>
''' Synchronization Jump Width for highspeed data bit rate in time quanta
''' </summary>
Public Const PCAN_BR_DATA_SJW As String = "data_sjw"
''' <summary>
''' Secondary sample point delay for highspeed data bit rate in cyles
''' </summary>
Public Const PCAN_BR_DATA_SAMPLE As String = "data_ssp_offset"
#End Region
#Region "Parameter values definition"
''' <summary>
''' The PCAN parameter is not set (inactive)
''' </summary>
Public Const PCAN_PARAMETER_OFF As Integer = 0
''' <summary>
''' The PCAN parameter is set (active)
''' </summary>
Public Const PCAN_PARAMETER_ON As Integer = 1
''' <summary>
''' The PCAN filter is closed. No messages will be received
''' </summary>
Public Const PCAN_FILTER_CLOSE As Integer = 0
''' <summary>
''' The PCAN filter is fully opened. All messages will be received
''' </summary>
Public Const PCAN_FILTER_OPEN As Integer = 1
''' <summary>
''' The PCAN filter is custom configured. Only registered
''' messages will be received
''' </summary>
Public Const PCAN_FILTER_CUSTOM As Integer = 2
''' <summary>
''' The PCAN-Channel handle is illegal, or its associated hardware is not available
''' </summary>
Public Const PCAN_CHANNEL_UNAVAILABLE As Integer = 0
''' <summary>
''' The PCAN-Channel handle is available to be connected (PnP Hardware: it means furthermore that the hardware is plugged-in)
''' </summary>
Public Const PCAN_CHANNEL_AVAILABLE As Integer = 1
''' <summary>
''' The PCAN-Channel handle is valid, and is already being used
''' </summary>
Public Const PCAN_CHANNEL_OCCUPIED As Integer = 2
''' <summary>
''' The PCAN-Channel handle is already being used by a PCAN-View application, but is available to connect
''' </summary>
Public Const PCAN_CHANNEL_PCANVIEW As Integer = PCAN_CHANNEL_AVAILABLE Or PCAN_CHANNEL_OCCUPIED
''' <summary>
''' Logs system exceptions / errors
''' </summary>
Public Const LOG_FUNCTION_DEFAULT As Integer = &H0
''' <summary>
''' Logs the entries to the PCAN-Basic API functions
''' </summary>
Public Const LOG_FUNCTION_ENTRY As Integer = &H1
''' <summary>
''' Logs the parameters passed to the PCAN-Basic API functions
''' </summary>
Public Const LOG_FUNCTION_PARAMETERS As Integer = &H2
''' <summary>
''' Logs the exits from the PCAN-Basic API functions
''' </summary>
Public Const LOG_FUNCTION_LEAVE As Integer = &H4
''' <summary>
''' Logs the CAN messages passed to the CAN_Write function
''' </summary>
Public Const LOG_FUNCTION_WRITE As Integer = &H8
''' <summary>
''' Logs the CAN messages received within the CAN_Read function
''' </summary>
Public Const LOG_FUNCTION_READ As Integer = &H10
''' <summary>
''' Logs all possible information within the PCAN-Basic API functions
''' </summary>
Public Const LOG_FUNCTION_ALL As Integer = &HFFFF
''' <summary>
''' A single file is written until it size reaches PAN_TRACE_SIZE
''' </summary>
Public Const TRACE_FILE_SINGLE As Integer = &H0
''' <summary>
''' Traced data is distributed in several files with size PAN_TRACE_SIZE
''' </summary>
Public Const TRACE_FILE_SEGMENTED As Integer = &H1
''' <summary>
''' Includes the date into the name of the trace file
''' </summary>
Public Const TRACE_FILE_DATE As Integer = &H2
''' <summary>
''' Includes the start time into the name of the trace file
''' </summary>
Public Const TRACE_FILE_TIME As Integer = &H4
''' <summary>
''' Causes the overwriting of available traces (same name)
''' </summary>
Public Const TRACE_FILE_OVERWRITE As Integer = &H80
''' <summary>
''' Device supports flexible data-rate (CAN-FD)
''' </summary>
Public Const FEATURE_FD_CAPABLE As Integer = &H1
''' <summary>
''' Device supports a delay between sending frames (FPGA based USB devices)
''' </summary>
Public Const FEATURE_DELAY_CAPABLE As Integer = &H2
''' <summary>
''' Device supports I/O functionality for electronic circuits (USB-Chip devices)
''' </summary>
Public Const FEATURE_IO_CAPABLE As Integer = &H4
''' <summary>
''' The service is not running
''' </summary>
Public Const SERVICE_STATUS_STOPPED As Integer = &H1
''' <summary>
''' The service is running
''' </summary>
Public Const SERVICE_STATUS_RUNNING As Integer = &H4
#End Region
#Region "Lookup Parameters"
''' <summary>
''' Lookup channel by Device type (see PCAN devices e.g. PCAN_USB)
''' </summary>
Public Const LOOKUP_DEVICE_TYPE As String = "devicetype"
''' <summary>
''' Lookup channel by device id
''' </summary>
Public Const LOOKUP_DEVICE_ID As String = "deviceid"
''' <summary>
''' Lookup channel by CAN controller 0-based index
''' </summary>
Public Const LOOKUP_CONTROLLER_NUMBER As String = "controllernumber"
''' <summary>
''' Lookup channel by IP address (LAN channels only)
''' </summary>
Public Const LOOKUP_IP_ADDRESS As String = "ipaddress"
#End Region
#Region "Other Constants"
''' <summary>
''' Maximum length of the name of a device: 32 characters + terminator
''' </summary>
Public Const MAX_LENGTH_HARDWARE_NAME As Integer = 33
''' <summary>
''' ' Maximum length of a version string: 255 characters + terminator
''' </summary>
Public Const MAX_LENGTH_VERSION_STRING As Integer = 256
#End Region
#Region "PCANBasic API Implementation"
''' <summary>
''' Initializes a PCAN Channel
''' </summary>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="Btr0Btr1">The speed for the communication (BTR0BTR1 code)</param>
''' <param name="HwType">Non-PnP: The type of hardware and operation mode</param>
''' <param name="IOPort">Non-PnP: The I/O address for the parallel port</param>
''' <param name="Interrupt">Non-PnP: Interrupt number of the parallel por</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_Initialize")> _
Public Shared Function Initialize( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
<MarshalAs(UnmanagedType.U2)> _
ByVal Btr0Btr1 As TPCANBaudrate, _
<MarshalAs(UnmanagedType.U1)> _
ByVal HwType As TPCANType, _
ByVal IOPort As UInt32, _
ByVal Interrupt As UInt16) As TPCANStatus
End Function
''' <summary>
''' Initializes a PCAN Channel
''' </summary>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="Btr0Btr1">The speed for the communication (BTR0BTR1 code)</param>
''' <returns>A TPCANStatus error code</returns>
Public Shared Function Initialize( _
ByVal Channel As TPCANHandle, _
ByVal Btr0Btr1 As TPCANBaudrate) As TPCANStatus
Return Initialize(Channel, Btr0Btr1, 0, 0, 0)
End Function
''' <summary>
''' Initializes a FD capable PCAN Channel
''' </summary>
''' <param name="Channel">The handle of a FD capable PCAN Channel</param>
''' <param name="BitrateFD">The speed for the communication (FD bit rate string)</param>
''' <remarks> See PCAN_BR_* values
''' Bit rate string must follow the following construction rules:
''' * parameter and values must be separated by '='
''' * Couples of Parameter/value must be separated by ','
''' * Following Parameter must be filled out: f_clock, data_brp, data_sjw, data_tseg1, data_tseg2,
''' nom_brp, nom_sjw, nom_tseg1, nom_tseg2.
''' * Following Parameters are optional (not used yet): data_ssp_offset, nom_sam</remarks>
''' <example>f_clock=80000000,nom_brp=10,nom_tseg1=5,nom_tseg2=2,nom_sjw=1,data_brp=4,data_tseg1=7,data_tseg2=2,data_sjw=1</example>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_InitializeFD")> _
Public Shared Function InitializeFD( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
ByVal BitrateFD As TPCANBitrateFD) As TPCANStatus
End Function
''' <summary>
''' Uninitializes one or all PCAN Channels initialized by CAN_Initialize
''' </summary>
''' <remarks>Giving the TPCANHandle value "PCAN_NONEBUS",
''' uninitialize all initialized channels</remarks>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_Uninitialize")> _
Public Shared Function Uninitialize( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle) As TPCANStatus
End Function
''' <summary>
''' Resets the receive and transmit queues of the PCAN Channel
''' </summary>
''' <remarks>A reset of the CAN controller is not performed</remarks>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_Reset")> _
Public Shared Function Reset( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle) As TPCANStatus
End Function
''' <summary>
''' Gets the current status of a PCAN Channel
''' </summary>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_GetStatus")> _
Public Shared Function GetStatus( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle) As TPCANStatus
End Function
''' <summary>
''' Reads a CAN message from the receive queue of a PCAN Channel
''' </summary>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="MessageBuffer">A TPCANMsg structure buffer to store the CAN message</param>
''' <param name="TimestampBuffer">A TPCANTimestamp structure buffer to get
''' the reception time of the message</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_Read")> _
Public Shared Function Read( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
ByRef MessageBuffer As TPCANMsg, _
ByRef TimestampBuffer As TPCANTimestamp) As TPCANStatus
End Function
<DllImport("PCANBasic.dll", EntryPoint:="CAN_Read")> _
Private Shared Function Read( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
ByRef MessageBuffer As TPCANMsg, _
ByVal BufferPointer As IntPtr) As TPCANStatus
End Function
''' <summary>
''' Reads a CAN message from the receive queue of a PCAN Channel
''' </summary>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="MessageBuffer">A TPCANMsg structure buffer to store the CAN message</param>
''' <returns>A TPCANStatus error code</returns>
Public Shared Function Read( _
ByVal Channel As TPCANHandle, _
ByRef MessageBuffer As TPCANMsg) As TPCANStatus
Return Read(Channel, MessageBuffer, IntPtr.Zero)
End Function
''' <summary>
''' Reads a CAN message from the receive queue of a FD capable PCAN Channel
''' </summary>
''' <param name="Channel">The handle of a FD capable PCAN Channel</param>
''' <param name="MessageBuffer">A TPCANMsgFD structure buffer to store the CAN message</param>
''' <param name="TimestampBuffer">A TPCANTimestampFD buffer to get the
''' reception time of the message</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_ReadFD")> _
Public Shared Function ReadFD( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
ByRef MessageBuffer As TPCANMsgFD, _
ByRef TimestampBuffer As TPCANTimestampFD) As TPCANStatus
End Function
<DllImport("PCANBasic.dll", EntryPoint:="CAN_ReadFD")> _
Private Shared Function ReadFD( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
ByRef MessageBuffer As TPCANMsgFD, _
ByVal TimestampBuffer As IntPtr) As TPCANStatus
End Function
''' <summary>
''' Reads a CAN message from the receive queue of a FD capable PCAN Channel
''' </summary>
''' <param name="Channel">The handle of a FD capable PCAN Channel</param>
''' <param name="MessageBuffer">A TPCANMsgFD structure buffer to store the CAN message</param>
''' <returns>A TPCANStatus error code</returns>
Public Shared Function ReadFD( _
ByVal Channel As TPCANHandle, _
ByRef MessageBuffer As TPCANMsgFD) As TPCANStatus
Return ReadFD(Channel, MessageBuffer, IntPtr.Zero)
End Function
''' <summary>
''' Transmits a CAN message
''' </summary>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="MessageBuffer">A TPCANMsg buffer with the message to be sent</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_Write")> _
Public Shared Function Write( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
ByRef MessageBuffer As TPCANMsg) As TPCANStatus
End Function
''' <summary>
''' Transmits a CAN message over a FD capable PCAN Channel
''' </summary>
''' <param name="Channel">The handle of a FD capable PCAN Channel</param>
''' <param name="MessageBuffer">A TPCANMsgFD buffer with the message to be sent</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_WriteFD")> _
Public Shared Function WriteFD( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
ByRef MessageBuffer As TPCANMsgFD) As TPCANStatus
End Function
''' <summary>
''' Configures the reception filter
''' </summary>
''' <remarks>The message filter will be expanded with every call to
''' this function. If it is desired to reset the filter, please use
''' the 'SetValue' function</remarks>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="FromID">The lowest CAN ID to be received</param>
''' <param name="ToID">The highest CAN ID to be received</param>
''' <param name="Mode">Message type, Standard (11-bit identifier) or
''' Extended (29-bit identifier)</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_FilterMessages")> _
Public Shared Function FilterMessages( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
ByVal FromID As UInt32, _
ByVal ToID As UInt32, _
<MarshalAs(UnmanagedType.U1)> _
ByVal Mode As TPCANMode) As TPCANStatus
End Function
''' <summary>
''' Retrieves a PCAN Channel value
''' </summary>
''' <remarks>Parameters can be present or not according with the kind
''' of Hardware (PCAN Channel) being used. If a parameter is not available,
''' a PCAN_ERROR_ILLPARAMTYPE error will be returned</remarks>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="Parameter">The TPCANParameter parameter to get</param>
''' <param name="StringBuffer">Buffer for the parameter value</param>
''' <param name="BufferLength">Size in bytes of the buffer</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_GetValue")> _
Public Shared Function GetValue( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
<MarshalAs(UnmanagedType.U1)> _
ByVal Parameter As TPCANParameter, _
ByVal StringBuffer As StringBuilder, _
ByVal BufferLength As UInt32) As TPCANStatus
End Function
''' <summary>
''' Retrieves a PCAN Channel value
''' </summary>
''' <remarks>Parameters can be present or not according with the kind
''' of Hardware (PCAN Channel) being used. If a parameter is not available,
''' a PCAN_ERROR_ILLPARAMTYPE error will be returned</remarks>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="Parameter">The TPCANParameter parameter to get</param>
''' <param name="NumericBuffer">Buffer for the parameter value</param>
''' <param name="BufferLength">Size in bytes of the buffer</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_GetValue")>
Public Shared Function GetValue(
<MarshalAs(UnmanagedType.U2)>
ByVal Channel As TPCANHandle,
<MarshalAs(UnmanagedType.U1)>
ByVal Parameter As TPCANParameter,
ByRef NumericBuffer As UInt32,
ByVal BufferLength As UInt32) As TPCANStatus
End Function
''' <summary>
''' Retrieves a PCAN Channel value
''' </summary>
''' <remarks>Parameters can be present or not according with the kind
''' of Hardware (PCAN Channel) being used. If a parameter is not available,
''' a PCAN_ERROR_ILLPARAMTYPE error will be returned</remarks>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="Parameter">The TPCANParameter parameter to get</param>
''' <param name="NumericBuffer">Buffer for the parameter value</param>
''' <param name="BufferLength">Size in bytes of the buffer</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_GetValue")>
Public Shared Function GetValue(
<MarshalAs(UnmanagedType.U2)>
ByVal Channel As TPCANHandle,
<MarshalAs(UnmanagedType.U1)>
ByVal Parameter As TPCANParameter,
ByRef NumericBuffer As UInt64,
ByVal BufferLength As UInt32) As TPCANStatus
End Function
<DllImport("PCANBasic.dll", EntryPoint:="CAN_GetValue")>
Private Shared Function GetValue(
<MarshalAs(UnmanagedType.U2)>
ByVal Channel As TPCANHandle,
<MarshalAs(UnmanagedType.U1)>
ByVal Parameter As TPCANParameter,
<MarshalAs(UnmanagedType.LPArray, SizeParamIndex:=3)>
<[In], Out> ByVal ChannelsBuffer() As TPCANChannelInformation,
ByVal BufferLength As UInt32) As TPCANStatus
End Function
''' <summary>
''' Retrieves a PCAN Channel value
''' </summary>
''' <remarks>Parameters can be present or not according with the kind
''' of Hardware (PCAN Channel) being used. If a parameter is not available,
''' a PCAN_ERROR_ILLPARAMTYPE error will be returned</remarks>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="Parameter">The TPCANParameter parameter to get</param>
''' <param name="ChannelsBuffer">Buffer for the parameter value</param>
''' <returns>A TPCANStatus error code</returns>
Public Shared Function GetValue(
ByVal Channel As TPCANHandle,
ByVal Parameter As TPCANParameter,
ByVal ChannelsBuffer() As TPCANChannelInformation) As TPCANStatus
If (ChannelsBuffer Is Nothing) Then
Return TPCANStatus.PCAN_ERROR_ILLPARAMVAL
End If
Return GetValue(Channel, Parameter, ChannelsBuffer, ChannelsBuffer.Length * Marshal.SizeOf(GetType(TPCANChannelInformation)))
End Function
''' <summary>
''' Configures or sets a PCAN Channel value
''' </summary>
''' <remarks>Parameters can be present or not according with the kind
''' of Hardware (PCAN Channel) being used. If a parameter is not available,
''' a PCAN_ERROR_ILLPARAMTYPE error will be returned</remarks>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="Parameter">The TPCANParameter parameter to set</param>
''' <param name="NumericBuffer">Buffer with the value to be set</param>
''' <param name="BufferLength">Size in bytes of the buffer</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_SetValue")>
Public Shared Function SetValue(
<MarshalAs(UnmanagedType.U2)>
ByVal Channel As TPCANHandle,
<MarshalAs(UnmanagedType.U1)>
ByVal Parameter As TPCANParameter,
ByRef NumericBuffer As UInt32,
ByVal BufferLength As UInt32) As TPCANStatus
End Function
''' <summary>
''' Configures or sets a PCAN Channel value
''' </summary>
''' <remarks>Parameters can be present or not according with the kind
''' of Hardware (PCAN Channel) being used. If a parameter is not available,
''' a PCAN_ERROR_ILLPARAMTYPE error will be returned</remarks>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="Parameter">The TPCANParameter parameter to set</param>
''' <param name="NumericBuffer">Buffer with the value to be set</param>
''' <param name="BufferLength">Size in bytes of the buffer</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_SetValue")>
Public Shared Function SetValue(
<MarshalAs(UnmanagedType.U2)>
ByVal Channel As TPCANHandle,
<MarshalAs(UnmanagedType.U1)>
ByVal Parameter As TPCANParameter,
ByRef NumericBuffer As UInt64,
ByVal BufferLength As UInt32) As TPCANStatus
End Function
''' <summary>
''' Configures or sets a PCAN Channel value
''' </summary>
''' <remarks>Parameters can be present or not according with the kind
''' of Hardware (PCAN Channel) being used. If a parameter is not available,
''' a PCAN_ERROR_ILLPARAMTYPE error will be returned</remarks>
''' <param name="Channel">The handle of a PCAN Channel</param>
''' <param name="Parameter"></param>
''' <param name="StringBuffer">Buffer with the value to be set</param>
''' <param name="BufferLength">Size in bytes of the buffer</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_SetValue")> _
Public Shared Function SetValue( _
<MarshalAs(UnmanagedType.U2)> _
ByVal Channel As TPCANHandle, _
<MarshalAs(UnmanagedType.U1)> _
ByVal Parameter As TPCANParameter, _
<MarshalAs(UnmanagedType.LPStr, SizeParamIndex:=3)> _
ByVal StringBuffer As String, _
ByVal BufferLength As UInt32) As TPCANStatus
End Function
''' <summary>
''' Returns a descriptive text of a given TPCANStatus error
''' code, in any desired language
''' </summary>
''' <remarks>The current languages available for translation are:
''' Neutral (0x00), German (0x07), English (0x09), Spanish (0x0A),
''' Italian (0x10) and French (0x0C)</remarks>
''' <param name="anError">A TPCANStatus error code</param>
''' <param name="Language">Indicates a 'Primary language ID'</param>
''' <param name="StringBuffer">Buffer for the text (must be at least 256 in length)</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_GetErrorText")>
Public Shared Function GetErrorText(
<MarshalAs(UnmanagedType.U4)>
ByVal anError As TPCANStatus,
ByVal Language As UInt16,
ByVal StringBuffer As StringBuilder) As TPCANStatus
End Function
''' <summary>
''' Finds a PCAN-Basic channel that matches with the given parameters
''' </summary>
''' <param name="Parameters">A comma separated string contained pairs of
''' parameter-name/value to be matched within a PCAN-Basic channel</param>
''' <param name="FoundChannel">Buffer for returning the PCAN-Basic channel,
''' when found</param>
''' <returns>A TPCANStatus error code</returns>
<DllImport("PCANBasic.dll", EntryPoint:="CAN_LookUpChannel")>
Public Shared Function LookUpChannel(
ByVal Parameters As String,
ByRef FoundChannel As TPCANHandle) As TPCANStatus
End Function
#End Region
End Class
#End Region
End Namespace