839 lines
40 KiB
Python
839 lines
40 KiB
Python
# PCANBasic.py
|
|
#
|
|
# ~~~~~~~~~~~~
|
|
#
|
|
# PCAN-Basic API
|
|
#
|
|
# ~~~~~~~~~~~~
|
|
#
|
|
# ------------------------------------------------------------------
|
|
# Author : Keneth Wagner
|
|
# Last change: 2022-07-06
|
|
#
|
|
# Language: Python 2.7, 3.8
|
|
# ------------------------------------------------------------------
|
|
#
|
|
# Copyright (C) 1999-2022 PEAK-System Technik GmbH, Darmstadt
|
|
# more Info at http://www.peak-system.com
|
|
#
|
|
|
|
# Module Imports
|
|
#
|
|
from ctypes import *
|
|
from string import *
|
|
import platform
|
|
|
|
#///////////////////////////////////////////////////////////
|
|
# Type definitions
|
|
#///////////////////////////////////////////////////////////
|
|
|
|
TPCANHandle = c_ushort # Represents a PCAN hardware channel handle
|
|
TPCANStatus = int # Represents a PCAN status/error code
|
|
TPCANParameter = c_ubyte # Represents a PCAN parameter to be read or set
|
|
TPCANDevice = c_ubyte # Represents a PCAN device
|
|
TPCANMessageType = c_ubyte # Represents the type of a PCAN message
|
|
TPCANType = c_ubyte # Represents the type of PCAN hardware to be initialized
|
|
TPCANMode = c_ubyte # Represents a PCAN filter mode
|
|
TPCANBaudrate = c_ushort # Represents a PCAN Baud rate register value
|
|
TPCANBitrateFD = c_char_p # Represents a PCAN-FD bit rate string
|
|
TPCANTimestampFD = c_ulonglong # Represents a timestamp of a received PCAN FD message
|
|
|
|
#///////////////////////////////////////////////////////////
|
|
# Value definitions
|
|
#///////////////////////////////////////////////////////////
|
|
|
|
# Currently defined and supported PCAN channels
|
|
#
|
|
PCAN_NONEBUS = TPCANHandle(0x00) # Undefined/default value for a PCAN bus
|
|
|
|
PCAN_ISABUS1 = TPCANHandle(0x21) # PCAN-ISA interface, channel 1
|
|
PCAN_ISABUS2 = TPCANHandle(0x22) # PCAN-ISA interface, channel 2
|
|
PCAN_ISABUS3 = TPCANHandle(0x23) # PCAN-ISA interface, channel 3
|
|
PCAN_ISABUS4 = TPCANHandle(0x24) # PCAN-ISA interface, channel 4
|
|
PCAN_ISABUS5 = TPCANHandle(0x25) # PCAN-ISA interface, channel 5
|
|
PCAN_ISABUS6 = TPCANHandle(0x26) # PCAN-ISA interface, channel 6
|
|
PCAN_ISABUS7 = TPCANHandle(0x27) # PCAN-ISA interface, channel 7
|
|
PCAN_ISABUS8 = TPCANHandle(0x28) # PCAN-ISA interface, channel 8
|
|
|
|
PCAN_DNGBUS1 = TPCANHandle(0x31) # PCAN-Dongle/LPT interface, channel 1
|
|
|
|
PCAN_PCIBUS1 = TPCANHandle(0x41) # PCAN-PCI interface, channel 1
|
|
PCAN_PCIBUS2 = TPCANHandle(0x42) # PCAN-PCI interface, channel 2
|
|
PCAN_PCIBUS3 = TPCANHandle(0x43) # PCAN-PCI interface, channel 3
|
|
PCAN_PCIBUS4 = TPCANHandle(0x44) # PCAN-PCI interface, channel 4
|
|
PCAN_PCIBUS5 = TPCANHandle(0x45) # PCAN-PCI interface, channel 5
|
|
PCAN_PCIBUS6 = TPCANHandle(0x46) # PCAN-PCI interface, channel 6
|
|
PCAN_PCIBUS7 = TPCANHandle(0x47) # PCAN-PCI interface, channel 7
|
|
PCAN_PCIBUS8 = TPCANHandle(0x48) # PCAN-PCI interface, channel 8
|
|
PCAN_PCIBUS9 = TPCANHandle(0x409) # PCAN-PCI interface, channel 9
|
|
PCAN_PCIBUS10 = TPCANHandle(0x40A) # PCAN-PCI interface, channel 10
|
|
PCAN_PCIBUS11 = TPCANHandle(0x40B) # PCAN-PCI interface, channel 11
|
|
PCAN_PCIBUS12 = TPCANHandle(0x40C) # PCAN-PCI interface, channel 12
|
|
PCAN_PCIBUS13 = TPCANHandle(0x40D) # PCAN-PCI interface, channel 13
|
|
PCAN_PCIBUS14 = TPCANHandle(0x40E) # PCAN-PCI interface, channel 14
|
|
PCAN_PCIBUS15 = TPCANHandle(0x40F) # PCAN-PCI interface, channel 15
|
|
PCAN_PCIBUS16 = TPCANHandle(0x410) # PCAN-PCI interface, channel 16
|
|
|
|
PCAN_USBBUS1 = TPCANHandle(0x51) # PCAN-USB interface, channel 1
|
|
PCAN_USBBUS2 = TPCANHandle(0x52) # PCAN-USB interface, channel 2
|
|
PCAN_USBBUS3 = TPCANHandle(0x53) # PCAN-USB interface, channel 3
|
|
PCAN_USBBUS4 = TPCANHandle(0x54) # PCAN-USB interface, channel 4
|
|
PCAN_USBBUS5 = TPCANHandle(0x55) # PCAN-USB interface, channel 5
|
|
PCAN_USBBUS6 = TPCANHandle(0x56) # PCAN-USB interface, channel 6
|
|
PCAN_USBBUS7 = TPCANHandle(0x57) # PCAN-USB interface, channel 7
|
|
PCAN_USBBUS8 = TPCANHandle(0x58) # PCAN-USB interface, channel 8
|
|
PCAN_USBBUS9 = TPCANHandle(0x509) # PCAN-USB interface, channel 9
|
|
PCAN_USBBUS10 = TPCANHandle(0x50A) # PCAN-USB interface, channel 10
|
|
PCAN_USBBUS11 = TPCANHandle(0x50B) # PCAN-USB interface, channel 11
|
|
PCAN_USBBUS12 = TPCANHandle(0x50C) # PCAN-USB interface, channel 12
|
|
PCAN_USBBUS13 = TPCANHandle(0x50D) # PCAN-USB interface, channel 13
|
|
PCAN_USBBUS14 = TPCANHandle(0x50E) # PCAN-USB interface, channel 14
|
|
PCAN_USBBUS15 = TPCANHandle(0x50F) # PCAN-USB interface, channel 15
|
|
PCAN_USBBUS16 = TPCANHandle(0x510) # PCAN-USB interface, channel 16
|
|
|
|
PCAN_PCCBUS1 = TPCANHandle(0x61) # PCAN-PC Card interface, channel 1
|
|
PCAN_PCCBUS2 = TPCANHandle(0x62) # PCAN-PC Card interface, channel 2
|
|
|
|
PCAN_LANBUS1 = TPCANHandle(0x801) # PCAN-LAN interface, channel 1
|
|
PCAN_LANBUS2 = TPCANHandle(0x802) # PCAN-LAN interface, channel 2
|
|
PCAN_LANBUS3 = TPCANHandle(0x803) # PCAN-LAN interface, channel 3
|
|
PCAN_LANBUS4 = TPCANHandle(0x804) # PCAN-LAN interface, channel 4
|
|
PCAN_LANBUS5 = TPCANHandle(0x805) # PCAN-LAN interface, channel 5
|
|
PCAN_LANBUS6 = TPCANHandle(0x806) # PCAN-LAN interface, channel 6
|
|
PCAN_LANBUS7 = TPCANHandle(0x807) # PCAN-LAN interface, channel 7
|
|
PCAN_LANBUS8 = TPCANHandle(0x808) # PCAN-LAN interface, channel 8
|
|
PCAN_LANBUS9 = TPCANHandle(0x809) # PCAN-LAN interface, channel 9
|
|
PCAN_LANBUS10 = TPCANHandle(0x80A) # PCAN-LAN interface, channel 10
|
|
PCAN_LANBUS11 = TPCANHandle(0x80B) # PCAN-LAN interface, channel 11
|
|
PCAN_LANBUS12 = TPCANHandle(0x80C) # PCAN-LAN interface, channel 12
|
|
PCAN_LANBUS13 = TPCANHandle(0x80D) # PCAN-LAN interface, channel 13
|
|
PCAN_LANBUS14 = TPCANHandle(0x80E) # PCAN-LAN interface, channel 14
|
|
PCAN_LANBUS15 = TPCANHandle(0x80F) # PCAN-LAN interface, channel 15
|
|
PCAN_LANBUS16 = TPCANHandle(0x810) # PCAN-LAN interface, channel 16
|
|
|
|
# Represent the PCAN error and status codes
|
|
#
|
|
PCAN_ERROR_OK = TPCANStatus(0x00000) # No error
|
|
PCAN_ERROR_XMTFULL = TPCANStatus(0x00001) # Transmit buffer in CAN controller is full
|
|
PCAN_ERROR_OVERRUN = TPCANStatus(0x00002) # CAN controller was read too late
|
|
PCAN_ERROR_BUSLIGHT = TPCANStatus(0x00004) # Bus error: an error counter reached the 'light' limit
|
|
PCAN_ERROR_BUSHEAVY = TPCANStatus(0x00008) # Bus error: an error counter reached the 'heavy' limit
|
|
PCAN_ERROR_BUSWARNING = TPCANStatus(PCAN_ERROR_BUSHEAVY) # Bus error: an error counter reached the 'warning' limit
|
|
PCAN_ERROR_BUSPASSIVE = TPCANStatus(0x40000) # Bus error: the CAN controller is error passive
|
|
PCAN_ERROR_BUSOFF = TPCANStatus(0x00010) # Bus error: the CAN controller is in bus-off state
|
|
PCAN_ERROR_ANYBUSERR = TPCANStatus(PCAN_ERROR_BUSWARNING | PCAN_ERROR_BUSLIGHT | PCAN_ERROR_BUSHEAVY | PCAN_ERROR_BUSOFF | PCAN_ERROR_BUSPASSIVE) # Mask for all bus errors
|
|
PCAN_ERROR_QRCVEMPTY = TPCANStatus(0x00020) # Receive queue is empty
|
|
PCAN_ERROR_QOVERRUN = TPCANStatus(0x00040) # Receive queue was read too late
|
|
PCAN_ERROR_QXMTFULL = TPCANStatus(0x00080) # Transmit queue is full
|
|
PCAN_ERROR_REGTEST = TPCANStatus(0x00100) # Test of the CAN controller hardware registers failed (no hardware found)
|
|
PCAN_ERROR_NODRIVER = TPCANStatus(0x00200) # Driver not loaded
|
|
PCAN_ERROR_HWINUSE = TPCANStatus(0x00400) # Hardware already in use by a Net
|
|
PCAN_ERROR_NETINUSE = TPCANStatus(0x00800) # A Client is already connected to the Net
|
|
PCAN_ERROR_ILLHW = TPCANStatus(0x01400) # Hardware handle is invalid
|
|
PCAN_ERROR_ILLNET = TPCANStatus(0x01800) # Net handle is invalid
|
|
PCAN_ERROR_ILLCLIENT = TPCANStatus(0x01C00) # Client handle is invalid
|
|
PCAN_ERROR_ILLHANDLE = TPCANStatus(PCAN_ERROR_ILLHW | PCAN_ERROR_ILLNET | PCAN_ERROR_ILLCLIENT) # Mask for all handle errors
|
|
PCAN_ERROR_RESOURCE = TPCANStatus(0x02000) # Resource (FIFO, Client, timeout) cannot be created
|
|
PCAN_ERROR_ILLPARAMTYPE = TPCANStatus(0x04000) # Invalid parameter
|
|
PCAN_ERROR_ILLPARAMVAL = TPCANStatus(0x08000) # Invalid parameter value
|
|
PCAN_ERROR_UNKNOWN = TPCANStatus(0x10000) # Unknown error
|
|
PCAN_ERROR_ILLDATA = TPCANStatus(0x20000) # Invalid data, function, or action
|
|
PCAN_ERROR_ILLMODE = TPCANStatus(0x80000) # Driver object state is wrong for the attempted operation
|
|
PCAN_ERROR_CAUTION = TPCANStatus(0x2000000)# An operation was successfully carried out, however, irregularities were registered
|
|
PCAN_ERROR_INITIALIZE = TPCANStatus(0x4000000)# Channel is not initialized [Value was changed from 0x40000 to 0x4000000]
|
|
PCAN_ERROR_ILLOPERATION = TPCANStatus(0x8000000)# Invalid operation [Value was changed from 0x80000 to 0x8000000]
|
|
|
|
# PCAN devices
|
|
#
|
|
PCAN_NONE = TPCANDevice(0x00) # Undefined, unknown or not selected PCAN device value
|
|
PCAN_PEAKCAN = TPCANDevice(0x01) # PCAN Non-PnP devices. NOT USED WITHIN PCAN-Basic API
|
|
PCAN_ISA = TPCANDevice(0x02) # PCAN-ISA, PCAN-PC/104, and PCAN-PC/104-Plus
|
|
PCAN_DNG = TPCANDevice(0x03) # PCAN-Dongle
|
|
PCAN_PCI = TPCANDevice(0x04) # PCAN-PCI, PCAN-cPCI, PCAN-miniPCI, and PCAN-PCI Express
|
|
PCAN_USB = TPCANDevice(0x05) # PCAN-USB and PCAN-USB Pro
|
|
PCAN_PCC = TPCANDevice(0x06) # PCAN-PC Card
|
|
PCAN_VIRTUAL = TPCANDevice(0x07) # PCAN Virtual hardware. NOT USED WITHIN PCAN-Basic API
|
|
PCAN_LAN = TPCANDevice(0x08) # PCAN Gateway devices
|
|
|
|
# PCAN parameters
|
|
#
|
|
PCAN_DEVICE_ID = TPCANParameter(0x01) # Device identifier parameter
|
|
PCAN_5VOLTS_POWER = TPCANParameter(0x02) # 5-Volt power parameter
|
|
PCAN_RECEIVE_EVENT = TPCANParameter(0x03) # PCAN receive event handler parameter
|
|
PCAN_MESSAGE_FILTER = TPCANParameter(0x04) # PCAN message filter parameter
|
|
PCAN_API_VERSION = TPCANParameter(0x05) # PCAN-Basic API version parameter
|
|
PCAN_CHANNEL_VERSION = TPCANParameter(0x06) # PCAN device channel version parameter
|
|
PCAN_BUSOFF_AUTORESET = TPCANParameter(0x07) # PCAN Reset-On-Busoff parameter
|
|
PCAN_LISTEN_ONLY = TPCANParameter(0x08) # PCAN Listen-Only parameter
|
|
PCAN_LOG_LOCATION = TPCANParameter(0x09) # Directory path for log files
|
|
PCAN_LOG_STATUS = TPCANParameter(0x0A) # Debug-Log activation status
|
|
PCAN_LOG_CONFIGURE = TPCANParameter(0x0B) # Configuration of the debugged information (LOG_FUNCTION_***)
|
|
PCAN_LOG_TEXT = TPCANParameter(0x0C) # Custom insertion of text into the log file
|
|
PCAN_CHANNEL_CONDITION = TPCANParameter(0x0D) # Availability status of a PCAN-Channel
|
|
PCAN_HARDWARE_NAME = TPCANParameter(0x0E) # PCAN hardware name parameter
|
|
PCAN_RECEIVE_STATUS = TPCANParameter(0x0F) # Message reception status of a PCAN-Channel
|
|
PCAN_CONTROLLER_NUMBER = TPCANParameter(0x10) # CAN-Controller number of a PCAN-Channel
|
|
PCAN_TRACE_LOCATION = TPCANParameter(0x11) # Directory path for PCAN trace files
|
|
PCAN_TRACE_STATUS = TPCANParameter(0x12) # CAN tracing activation status
|
|
PCAN_TRACE_SIZE = TPCANParameter(0x13) # Configuration of the maximum file size of a CAN trace
|
|
PCAN_TRACE_CONFIGURE = TPCANParameter(0x14) # Configuration of the trace file storing mode (TRACE_FILE_***)
|
|
PCAN_CHANNEL_IDENTIFYING = TPCANParameter(0x15) # Physical identification of a USB based PCAN-Channel by blinking its associated LED
|
|
PCAN_CHANNEL_FEATURES = TPCANParameter(0x16) # Capabilities of a PCAN device (FEATURE_***)
|
|
PCAN_BITRATE_ADAPTING = TPCANParameter(0x17) # Using of an existing bit rate (PCAN-View connected to a channel)
|
|
PCAN_BITRATE_INFO = TPCANParameter(0x18) # Configured bit rate as Btr0Btr1 value
|
|
PCAN_BITRATE_INFO_FD = TPCANParameter(0x19) # Configured bit rate as TPCANBitrateFD string
|
|
PCAN_BUSSPEED_NOMINAL = TPCANParameter(0x1A) # Configured nominal CAN Bus speed as Bits per seconds
|
|
PCAN_BUSSPEED_DATA = TPCANParameter(0x1B) # Configured CAN data speed as Bits per seconds
|
|
PCAN_IP_ADDRESS = TPCANParameter(0x1C) # Remote address of a LAN channel as string in IPv4 format
|
|
PCAN_LAN_SERVICE_STATUS = TPCANParameter(0x1D) # Status of the Virtual PCAN-Gateway Service
|
|
PCAN_ALLOW_STATUS_FRAMES = TPCANParameter(0x1E) # Status messages reception status within a PCAN-Channel
|
|
PCAN_ALLOW_RTR_FRAMES = TPCANParameter(0x1F) # RTR messages reception status within a PCAN-Channel
|
|
PCAN_ALLOW_ERROR_FRAMES = TPCANParameter(0x20) # Error messages reception status within a PCAN-Channel
|
|
PCAN_INTERFRAME_DELAY = TPCANParameter(0x21) # Delay, in microseconds, between sending frames
|
|
PCAN_ACCEPTANCE_FILTER_11BIT = TPCANParameter(0x22) # Filter over code and mask patterns for 11-Bit messages
|
|
PCAN_ACCEPTANCE_FILTER_29BIT = TPCANParameter(0x23) # Filter over code and mask patterns for 29-Bit messages
|
|
PCAN_IO_DIGITAL_CONFIGURATION = TPCANParameter(0x24) # Output mode of 32 digital I/O pin of a PCAN-USB Chip. 1: Output-Active 0 : Output Inactive
|
|
PCAN_IO_DIGITAL_VALUE = TPCANParameter(0x25) # Value assigned to a 32 digital I/O pins of a PCAN-USB Chip
|
|
PCAN_IO_DIGITAL_SET = TPCANParameter(0x26) # Value assigned to a 32 digital I/O pins of a PCAN-USB Chip - Multiple digital I/O pins to 1 = High
|
|
PCAN_IO_DIGITAL_CLEAR = TPCANParameter(0x27) # Clear multiple digital I/O pins to 0
|
|
PCAN_IO_ANALOG_VALUE = TPCANParameter(0x28) # Get value of a single analog input pin
|
|
PCAN_FIRMWARE_VERSION = TPCANParameter(0x29) # Get the version of the firmware used by the device associated with a PCAN-Channel
|
|
PCAN_ATTACHED_CHANNELS_COUNT = TPCANParameter(0x2A) # Get the amount of PCAN channels attached to a system
|
|
PCAN_ATTACHED_CHANNELS = TPCANParameter(0x2B) # Get information about PCAN channels attached to a system
|
|
PCAN_ALLOW_ECHO_FRAMES = TPCANParameter(0x2C) # Echo messages reception status within a PCAN-Channel
|
|
PCAN_DEVICE_PART_NUMBER = TPCANParameter(0x2D) # Get the part number associated to a device
|
|
|
|
# DEPRECATED parameters
|
|
#
|
|
PCAN_DEVICE_NUMBER = PCAN_DEVICE_ID # DEPRECATED. Use PCAN_DEVICE_ID instead
|
|
|
|
# PCAN parameter values
|
|
#
|
|
PCAN_PARAMETER_OFF = int(0x00) # The PCAN parameter is not set (inactive)
|
|
PCAN_PARAMETER_ON = int(0x01) # The PCAN parameter is set (active)
|
|
PCAN_FILTER_CLOSE = int(0x00) # The PCAN filter is closed. No messages will be received
|
|
PCAN_FILTER_OPEN = int(0x01) # The PCAN filter is fully opened. All messages will be received
|
|
PCAN_FILTER_CUSTOM = int(0x02) # The PCAN filter is custom configured. Only registered messages will be received
|
|
PCAN_CHANNEL_UNAVAILABLE = int(0x00) # The PCAN-Channel handle is illegal, or its associated hardware is not available
|
|
PCAN_CHANNEL_AVAILABLE = int(0x01) # The PCAN-Channel handle is available to be connected (PnP Hardware: it means furthermore that the hardware is plugged-in)
|
|
PCAN_CHANNEL_OCCUPIED = int(0x02) # The PCAN-Channel handle is valid, and is already being used
|
|
PCAN_CHANNEL_PCANVIEW = PCAN_CHANNEL_AVAILABLE | PCAN_CHANNEL_OCCUPIED # The PCAN-Channel handle is already being used by a PCAN-View application, but is available to connect
|
|
|
|
LOG_FUNCTION_DEFAULT = int(0x00) # Logs system exceptions / errors
|
|
LOG_FUNCTION_ENTRY = int(0x01) # Logs the entries to the PCAN-Basic API functions
|
|
LOG_FUNCTION_PARAMETERS = int(0x02) # Logs the parameters passed to the PCAN-Basic API functions
|
|
LOG_FUNCTION_LEAVE = int(0x04) # Logs the exits from the PCAN-Basic API functions
|
|
LOG_FUNCTION_WRITE = int(0x08) # Logs the CAN messages passed to the CAN_Write function
|
|
LOG_FUNCTION_READ = int(0x10) # Logs the CAN messages received within the CAN_Read function
|
|
LOG_FUNCTION_ALL = int(0xFFFF) # Logs all possible information within the PCAN-Basic API functions
|
|
|
|
TRACE_FILE_SINGLE = int(0x00) # A single file is written until it size reaches PAN_TRACE_SIZE
|
|
TRACE_FILE_SEGMENTED = int(0x01) # Traced data is distributed in several files with size PAN_TRACE_SIZE
|
|
TRACE_FILE_DATE = int(0x02) # Includes the date into the name of the trace file
|
|
TRACE_FILE_TIME = int(0x04) # Includes the start time into the name of the trace file
|
|
TRACE_FILE_OVERWRITE = int(0x80) # Causes the overwriting of available traces (same name)
|
|
|
|
FEATURE_FD_CAPABLE = int(0x01) # Device supports flexible data-rate (CAN-FD)
|
|
FEATURE_DELAY_CAPABLE = int(0x02) # Device supports a delay between sending frames (FPGA based USB devices)
|
|
FEATURE_IO_CAPABLE = int(0x04) # Device supports I/O functionality for electronic circuits (USB-Chip devices)
|
|
|
|
SERVICE_STATUS_STOPPED = int(0x01) # The service is not running
|
|
SERVICE_STATUS_RUNNING = int(0x04) # The service is running
|
|
|
|
# Other constants
|
|
#
|
|
MAX_LENGTH_HARDWARE_NAME = int(33) # Maximum length of the name of a device: 32 characters + terminator
|
|
MAX_LENGTH_VERSION_STRING = int(256) # Maximum length of a version string: 255 characters + terminator
|
|
|
|
# PCAN message types
|
|
#
|
|
PCAN_MESSAGE_STANDARD = TPCANMessageType(0x00) # The PCAN message is a CAN Standard Frame (11-bit identifier)
|
|
PCAN_MESSAGE_RTR = TPCANMessageType(0x01) # The PCAN message is a CAN Remote-Transfer-Request Frame
|
|
PCAN_MESSAGE_EXTENDED = TPCANMessageType(0x02) # The PCAN message is a CAN Extended Frame (29-bit identifier)
|
|
PCAN_MESSAGE_FD = TPCANMessageType(0x04) # The PCAN message represents a FD frame in terms of CiA Specs
|
|
PCAN_MESSAGE_BRS = TPCANMessageType(0x08) # The PCAN message represents a FD bit rate switch (CAN data at a higher bit rate)
|
|
PCAN_MESSAGE_ESI = TPCANMessageType(0x10) # The PCAN message represents a FD error state indicator(CAN FD transmitter was error active)
|
|
PCAN_MESSAGE_ECHO = TPCANMessageType(0x20) # The PCAN message represents an echo CAN Frame
|
|
PCAN_MESSAGE_ERRFRAME = TPCANMessageType(0x40) # The PCAN message represents an error frame
|
|
PCAN_MESSAGE_STATUS = TPCANMessageType(0x80) # The PCAN message represents a PCAN status message
|
|
|
|
# LookUp Parameters
|
|
#
|
|
LOOKUP_DEVICE_TYPE = b"devicetype" # Lookup channel by Device type (see PCAN devices e.g. PCAN_USB)
|
|
LOOKUP_DEVICE_ID = b"deviceid" # Lookup channel by device id
|
|
LOOKUP_CONTROLLER_NUMBER = b"controllernumber" # Lookup channel by CAN controller 0-based index
|
|
LOOKUP_IP_ADDRESS = b"ipaddress" # Lookup channel by IP address (LAN channels only)
|
|
|
|
# Frame Type / Initialization Mode
|
|
#
|
|
PCAN_MODE_STANDARD = PCAN_MESSAGE_STANDARD
|
|
PCAN_MODE_EXTENDED = PCAN_MESSAGE_EXTENDED
|
|
|
|
# Baud rate codes = BTR0/BTR1 register values for the CAN controller.
|
|
# You can define your own Baud rate with the BTROBTR1 register.
|
|
# Take a look at www.peak-system.com for our free software "BAUDTOOL"
|
|
# to calculate the BTROBTR1 register for every bit rate and sample point.
|
|
#
|
|
PCAN_BAUD_1M = TPCANBaudrate(0x0014) # 1 MBit/s
|
|
PCAN_BAUD_800K = TPCANBaudrate(0x0016) # 800 kBit/s
|
|
PCAN_BAUD_500K = TPCANBaudrate(0x001C) # 500 kBit/s
|
|
PCAN_BAUD_250K = TPCANBaudrate(0x011C) # 250 kBit/s
|
|
PCAN_BAUD_125K = TPCANBaudrate(0x031C) # 125 kBit/s
|
|
PCAN_BAUD_100K = TPCANBaudrate(0x432F) # 100 kBit/s
|
|
PCAN_BAUD_95K = TPCANBaudrate(0xC34E) # 95,238 kBit/s
|
|
PCAN_BAUD_83K = TPCANBaudrate(0x852B) # 83,333 kBit/s
|
|
PCAN_BAUD_50K = TPCANBaudrate(0x472F) # 50 kBit/s
|
|
PCAN_BAUD_47K = TPCANBaudrate(0x1414) # 47,619 kBit/s
|
|
PCAN_BAUD_33K = TPCANBaudrate(0x8B2F) # 33,333 kBit/s
|
|
PCAN_BAUD_20K = TPCANBaudrate(0x532F) # 20 kBit/s
|
|
PCAN_BAUD_10K = TPCANBaudrate(0x672F) # 10 kBit/s
|
|
PCAN_BAUD_5K = TPCANBaudrate(0x7F7F) # 5 kBit/s
|
|
|
|
# Represents the configuration for a CAN bit rate
|
|
# Note:
|
|
# * Each parameter and its value must be separated with a '='.
|
|
# * Each pair of parameter/value must be separated using ','.
|
|
#
|
|
# 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
|
|
#
|
|
PCAN_BR_CLOCK = TPCANBitrateFD(b"f_clock")
|
|
PCAN_BR_CLOCK_MHZ = TPCANBitrateFD(b"f_clock_mhz")
|
|
PCAN_BR_NOM_BRP = TPCANBitrateFD(b"nom_brp")
|
|
PCAN_BR_NOM_TSEG1 = TPCANBitrateFD(b"nom_tseg1")
|
|
PCAN_BR_NOM_TSEG2 = TPCANBitrateFD(b"nom_tseg2")
|
|
PCAN_BR_NOM_SJW = TPCANBitrateFD(b"nom_sjw")
|
|
PCAN_BR_NOM_SAMPLE = TPCANBitrateFD(b"nom_sam")
|
|
PCAN_BR_DATA_BRP = TPCANBitrateFD(b"data_brp")
|
|
PCAN_BR_DATA_TSEG1 = TPCANBitrateFD(b"data_tseg1")
|
|
PCAN_BR_DATA_TSEG2 = TPCANBitrateFD(b"data_tseg2")
|
|
PCAN_BR_DATA_SJW = TPCANBitrateFD(b"data_sjw")
|
|
PCAN_BR_DATA_SAMPLE = TPCANBitrateFD(b"data_ssp_offset")
|
|
|
|
# Supported Non-PnP Hardware types
|
|
#
|
|
PCAN_TYPE_ISA = TPCANType(0x01) # PCAN-ISA 82C200
|
|
PCAN_TYPE_ISA_SJA = TPCANType(0x09) # PCAN-ISA SJA1000
|
|
PCAN_TYPE_ISA_PHYTEC = TPCANType(0x04) # PHYTEC ISA
|
|
PCAN_TYPE_DNG = TPCANType(0x02) # PCAN-Dongle 82C200
|
|
PCAN_TYPE_DNG_EPP = TPCANType(0x03) # PCAN-Dongle EPP 82C200
|
|
PCAN_TYPE_DNG_SJA = TPCANType(0x05) # PCAN-Dongle SJA1000
|
|
PCAN_TYPE_DNG_SJA_EPP = TPCANType(0x06) # PCAN-Dongle EPP SJA1000
|
|
|
|
# Represents a PCAN message
|
|
#
|
|
class TPCANMsg (Structure):
|
|
"""
|
|
Represents a PCAN message
|
|
"""
|
|
_fields_ = [ ("ID", c_uint), # 11/29-bit message identifier
|
|
("MSGTYPE", TPCANMessageType), # Type of the message
|
|
("LEN", c_ubyte), # Data Length Code of the message (0..8)
|
|
("DATA", c_ubyte * 8) ] # Data of the message (DATA[0]..DATA[7])
|
|
|
|
# Represents a timestamp of a received PCAN message
|
|
# Total Microseconds = micros + 1000 * millis + 0x100000000 * 1000 * millis_overflow
|
|
#
|
|
class TPCANTimestamp (Structure):
|
|
"""
|
|
Represents a timestamp of a received PCAN message
|
|
Total Microseconds = micros + 1000 * millis + 0x100000000 * 1000 * millis_overflow
|
|
"""
|
|
_fields_ = [ ("millis", c_uint), # Base-value: milliseconds: 0.. 2^32-1
|
|
("millis_overflow", c_ushort), # Roll-arounds of millis
|
|
("micros", c_ushort) ] # Microseconds: 0..999
|
|
|
|
# Represents a PCAN message from a FD capable hardware
|
|
#
|
|
class TPCANMsgFD (Structure):
|
|
"""
|
|
Represents a PCAN message
|
|
"""
|
|
_fields_ = [ ("ID", c_uint), # 11/29-bit message identifier
|
|
("MSGTYPE", TPCANMessageType), # Type of the message
|
|
("DLC", c_ubyte), # Data Length Code of the message (0..15)
|
|
("DATA", c_ubyte * 64) ] # Data of the message (DATA[0]..DATA[63])
|
|
|
|
# Describes an available PCAN channel
|
|
#
|
|
class TPCANChannelInformation (Structure):
|
|
"""
|
|
Describes an available PCAN channel
|
|
"""
|
|
_fields_ = [ ("channel_handle", TPCANHandle), # PCAN channel handle
|
|
("device_type", TPCANDevice), # Kind of PCAN device
|
|
("controller_number", c_ubyte), # CAN-Controller number
|
|
("device_features", c_uint), # Device capabilities flag (see FEATURE_*)
|
|
("device_name", c_char * MAX_LENGTH_HARDWARE_NAME), # Device name
|
|
("device_id", c_uint), # Device number
|
|
("channel_condition", c_uint) ] # Availability status of a PCAN-Channel
|
|
|
|
#///////////////////////////////////////////////////////////
|
|
# PCAN-Basic API function declarations
|
|
#///////////////////////////////////////////////////////////
|
|
|
|
# PCAN-Basic API class implementation
|
|
#
|
|
class PCANBasic:
|
|
"""
|
|
PCAN-Basic API class implementation
|
|
"""
|
|
def __init__(self):
|
|
# Loads the PCANBasic API
|
|
#
|
|
if platform.system() == 'Windows':
|
|
# Loads the API on Windows
|
|
self.__m_dllBasic = windll.LoadLibrary("PCANBasic")
|
|
elif platform.system() == 'Linux':
|
|
# Loads the API on Linux
|
|
self.__m_dllBasic = cdll.LoadLibrary("libpcanbasic.so")
|
|
elif platform.system() == 'Darwin':
|
|
# Loads the API on Mac
|
|
#
|
|
# NOTE:
|
|
# ~~~~~
|
|
# The macOS library for PCAN-USB interfaces from PEAK-System, PCBUSB library,
|
|
# is a third-party software creaded and mantained by the MacCAN project. For
|
|
# information and support, please contact MacCAN (info@mac-can).
|
|
#
|
|
self.__m_dllBasic = cdll.LoadLibrary("libPCBUSB.dylib")
|
|
|
|
if self.__m_dllBasic == None:
|
|
print ("Exception: The PCAN-Basic DLL couldn't be loaded!")
|
|
|
|
# Initializes a PCAN Channel
|
|
#
|
|
def Initialize(
|
|
self,
|
|
Channel,
|
|
Btr0Btr1,
|
|
HwType = TPCANType(0),
|
|
IOPort = c_uint(0),
|
|
Interrupt = c_ushort(0)):
|
|
|
|
"""
|
|
Initializes a PCAN Channel
|
|
|
|
Parameters:
|
|
Channel : A TPCANHandle representing a PCAN Channel
|
|
Btr0Btr1 : The speed for the communication (BTR0BTR1 code)
|
|
HwType : Non-PnP: The type of hardware and operation mode
|
|
IOPort : Non-PnP: The I/O address for the parallel port
|
|
Interrupt: Non-PnP: Interrupt number of the parallel port
|
|
|
|
Returns:
|
|
A TPCANStatus error code
|
|
"""
|
|
try:
|
|
res = self.__m_dllBasic.CAN_Initialize(Channel,Btr0Btr1,HwType,IOPort,Interrupt)
|
|
return TPCANStatus(res)
|
|
except:
|
|
print ("Exception on PCANBasic.Initialize")
|
|
raise
|
|
|
|
# Initializes a FD capable PCAN Channel
|
|
#
|
|
def InitializeFD(
|
|
self,
|
|
Channel,
|
|
BitrateFD):
|
|
|
|
"""
|
|
Initializes a FD capable PCAN Channel
|
|
|
|
Parameters:
|
|
Channel : The handle of a FD capable PCAN Channel
|
|
BitrateFD : The speed for the communication (FD bit rate string)
|
|
|
|
Remarks:
|
|
See PCAN_BR_* values.
|
|
* 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
|
|
|
|
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
|
|
|
|
Returns:
|
|
A TPCANStatus error code
|
|
"""
|
|
try:
|
|
res = self.__m_dllBasic.CAN_InitializeFD(Channel,BitrateFD)
|
|
return TPCANStatus(res)
|
|
except:
|
|
print ("Exception on PCANBasic.InitializeFD")
|
|
raise
|
|
|
|
# Uninitializes one or all PCAN Channels initialized by CAN_Initialize
|
|
#
|
|
def Uninitialize(
|
|
self,
|
|
Channel):
|
|
|
|
"""
|
|
Uninitializes one or all PCAN Channels initialized by CAN_Initialize
|
|
|
|
Remarks:
|
|
Giving the TPCANHandle value "PCAN_NONEBUS", uninitialize all initialized channels
|
|
|
|
Parameters:
|
|
Channel : A TPCANHandle representing a PCAN Channel
|
|
|
|
Returns:
|
|
A TPCANStatus error code
|
|
"""
|
|
try:
|
|
res = self.__m_dllBasic.CAN_Uninitialize(Channel)
|
|
return TPCANStatus(res)
|
|
except:
|
|
print ("Exception on PCANBasic.Uninitialize")
|
|
raise
|
|
|
|
# Resets the receive and transmit queues of the PCAN Channel
|
|
#
|
|
def Reset(
|
|
self,
|
|
Channel):
|
|
|
|
"""
|
|
Resets the receive and transmit queues of the PCAN Channel
|
|
|
|
Remarks:
|
|
A reset of the CAN controller is not performed
|
|
|
|
Parameters:
|
|
Channel : A TPCANHandle representing a PCAN Channel
|
|
|
|
Returns:
|
|
A TPCANStatus error code
|
|
"""
|
|
try:
|
|
res = self.__m_dllBasic.CAN_Reset(Channel)
|
|
return TPCANStatus(res)
|
|
except:
|
|
print ("Exception on PCANBasic.Reset")
|
|
raise
|
|
|
|
# Gets the current status of a PCAN Channel
|
|
#
|
|
def GetStatus(
|
|
self,
|
|
Channel):
|
|
|
|
"""
|
|
Gets the current status of a PCAN Channel
|
|
|
|
Parameters:
|
|
Channel : A TPCANHandle representing a PCAN Channel
|
|
|
|
Returns:
|
|
A TPCANStatus error code
|
|
"""
|
|
try:
|
|
res = self.__m_dllBasic.CAN_GetStatus(Channel)
|
|
return TPCANStatus(res)
|
|
except:
|
|
print ("Exception on PCANBasic.GetStatus")
|
|
raise
|
|
|
|
# Reads a CAN message from the receive queue of a PCAN Channel
|
|
#
|
|
def Read(
|
|
self,
|
|
Channel):
|
|
|
|
"""
|
|
Reads a CAN message from the receive queue of a PCAN Channel
|
|
|
|
Remarks:
|
|
The return value of this method is a 3-touple, where
|
|
the first value is the result (TPCANStatus) of the method.
|
|
The order of the values are:
|
|
[0]: A TPCANStatus error code
|
|
[1]: A TPCANMsg structure with the CAN message read
|
|
[2]: A TPCANTimestamp structure with the time when a message was read
|
|
|
|
Parameters:
|
|
Channel : A TPCANHandle representing a PCAN Channel
|
|
|
|
Returns:
|
|
A touple with three values
|
|
"""
|
|
try:
|
|
msg = TPCANMsg()
|
|
timestamp = TPCANTimestamp()
|
|
res = self.__m_dllBasic.CAN_Read(Channel,byref(msg),byref(timestamp))
|
|
return TPCANStatus(res),msg,timestamp
|
|
except:
|
|
print ("Exception on PCANBasic.Read")
|
|
raise
|
|
|
|
# Reads a CAN message from the receive queue of a FD capable PCAN Channel
|
|
#
|
|
def ReadFD(
|
|
self,
|
|
Channel):
|
|
|
|
"""
|
|
Reads a CAN message from the receive queue of a FD capable PCAN Channel
|
|
|
|
Remarks:
|
|
The return value of this method is a 3-touple, where
|
|
the first value is the result (TPCANStatus) of the method.
|
|
The order of the values are:
|
|
[0]: A TPCANStatus error code
|
|
[1]: A TPCANMsgFD structure with the CAN message read
|
|
[2]: A TPCANTimestampFD that is the time when a message was read
|
|
|
|
Parameters:
|
|
Channel : The handle of a FD capable PCAN Channel
|
|
|
|
Returns:
|
|
A touple with three values
|
|
"""
|
|
try:
|
|
msg = TPCANMsgFD()
|
|
timestamp = TPCANTimestampFD()
|
|
res = self.__m_dllBasic.CAN_ReadFD(Channel,byref(msg),byref(timestamp))
|
|
return TPCANStatus(res),msg,timestamp
|
|
except:
|
|
print ("Exception on PCANBasic.ReadFD")
|
|
raise
|
|
|
|
# Transmits a CAN message
|
|
#
|
|
def Write(
|
|
self,
|
|
Channel,
|
|
MessageBuffer):
|
|
|
|
"""
|
|
Transmits a CAN message
|
|
|
|
Parameters:
|
|
Channel : A TPCANHandle representing a PCAN Channel
|
|
MessageBuffer: A TPCANMsg representing the CAN message to be sent
|
|
|
|
Returns:
|
|
A TPCANStatus error code
|
|
"""
|
|
try:
|
|
res = self.__m_dllBasic.CAN_Write(Channel,byref(MessageBuffer))
|
|
return TPCANStatus(res)
|
|
except:
|
|
print ("Exception on PCANBasic.Write")
|
|
raise
|
|
|
|
# Transmits a CAN message over a FD capable PCAN Channel
|
|
#
|
|
def WriteFD(
|
|
self,
|
|
Channel,
|
|
MessageBuffer):
|
|
|
|
"""
|
|
Transmits a CAN message over a FD capable PCAN Channel
|
|
|
|
Parameters:
|
|
Channel : The handle of a FD capable PCAN Channel
|
|
MessageBuffer: A TPCANMsgFD buffer with the message to be sent
|
|
|
|
Returns:
|
|
A TPCANStatus error code
|
|
"""
|
|
try:
|
|
res = self.__m_dllBasic.CAN_WriteFD(Channel,byref(MessageBuffer))
|
|
return TPCANStatus(res)
|
|
except:
|
|
print ("Exception on PCANBasic.WriteFD")
|
|
raise
|
|
|
|
# Configures the reception filter
|
|
#
|
|
def FilterMessages(
|
|
self,
|
|
Channel,
|
|
FromID,
|
|
ToID,
|
|
Mode):
|
|
|
|
"""
|
|
Configures the reception filter
|
|
|
|
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.
|
|
|
|
Parameters:
|
|
Channel : A TPCANHandle representing a PCAN Channel
|
|
FromID : A c_uint value with the lowest CAN ID to be received
|
|
ToID : A c_uint value with the highest CAN ID to be received
|
|
Mode : A TPCANMode representing the message type (Standard, 11-bit
|
|
identifier, or Extended, 29-bit identifier)
|
|
|
|
Returns:
|
|
A TPCANStatus error code
|
|
"""
|
|
try:
|
|
res = self.__m_dllBasic.CAN_FilterMessages(Channel,FromID,ToID,Mode)
|
|
return TPCANStatus(res)
|
|
except:
|
|
print ("Exception on PCANBasic.FilterMessages")
|
|
raise
|
|
|
|
# Retrieves a PCAN Channel value
|
|
#
|
|
def GetValue(
|
|
self,
|
|
Channel,
|
|
Parameter):
|
|
|
|
"""
|
|
Retrieves a PCAN Channel value
|
|
|
|
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.
|
|
|
|
The return value of this method is a 2-touple, where
|
|
the first value is the result (TPCANStatus) of the method and
|
|
the second one, the asked value
|
|
|
|
Parameters:
|
|
Channel : A TPCANHandle representing a PCAN Channel
|
|
Parameter : The TPCANParameter parameter to get
|
|
|
|
Returns:
|
|
A touple with 2 values
|
|
"""
|
|
try:
|
|
if Parameter == PCAN_API_VERSION or Parameter == PCAN_HARDWARE_NAME or Parameter == PCAN_CHANNEL_VERSION or Parameter == PCAN_LOG_LOCATION or Parameter == PCAN_TRACE_LOCATION or Parameter == PCAN_BITRATE_INFO_FD or Parameter == PCAN_IP_ADDRESS or Parameter == PCAN_FIRMWARE_VERSION or Parameter == PCAN_DEVICE_PART_NUMBER:
|
|
mybuffer = create_string_buffer(256)
|
|
|
|
elif Parameter == PCAN_ATTACHED_CHANNELS:
|
|
res = self.GetValue(Channel, PCAN_ATTACHED_CHANNELS_COUNT)
|
|
if TPCANStatus(res[0]) != PCAN_ERROR_OK:
|
|
return TPCANStatus(res[0]),
|
|
mybuffer = (TPCANChannelInformation * res[1])()
|
|
|
|
elif Parameter == PCAN_ACCEPTANCE_FILTER_11BIT or PCAN_ACCEPTANCE_FILTER_29BIT:
|
|
mybuffer = c_int64(0)
|
|
|
|
else:
|
|
mybuffer = c_int(0)
|
|
|
|
res = self.__m_dllBasic.CAN_GetValue(Channel,Parameter,byref(mybuffer),sizeof(mybuffer))
|
|
if Parameter == PCAN_ATTACHED_CHANNELS:
|
|
return TPCANStatus(res),mybuffer
|
|
else:
|
|
return TPCANStatus(res),mybuffer.value
|
|
except:
|
|
print ("Exception on PCANBasic.GetValue")
|
|
raise
|
|
|
|
# Returns a descriptive text of a given TPCANStatus
|
|
# error code, in any desired language
|
|
#
|
|
def SetValue(
|
|
self,
|
|
Channel,
|
|
Parameter,
|
|
Buffer):
|
|
|
|
"""
|
|
Configures or sets a PCAN Channel value
|
|
|
|
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.
|
|
|
|
Parameters:
|
|
Channel : A TPCANHandle representing a PCAN Channel
|
|
Parameter : The TPCANParameter parameter to set
|
|
Buffer : Buffer with the value to be set
|
|
BufferLength : Size in bytes of the buffer
|
|
|
|
Returns:
|
|
A TPCANStatus error code
|
|
"""
|
|
try:
|
|
if Parameter == PCAN_LOG_LOCATION or Parameter == PCAN_LOG_TEXT or Parameter == PCAN_TRACE_LOCATION:
|
|
mybuffer = create_string_buffer(256)
|
|
elif Parameter == PCAN_ACCEPTANCE_FILTER_11BIT or PCAN_ACCEPTANCE_FILTER_29BIT:
|
|
mybuffer = c_int64(0)
|
|
else:
|
|
mybuffer = c_int(0)
|
|
|
|
mybuffer.value = Buffer
|
|
res = self.__m_dllBasic.CAN_SetValue(Channel,Parameter,byref(mybuffer),sizeof(mybuffer))
|
|
return TPCANStatus(res)
|
|
except:
|
|
print ("Exception on PCANBasic.SetValue")
|
|
raise
|
|
|
|
def GetErrorText(
|
|
self,
|
|
Error,
|
|
Language = 0):
|
|
|
|
"""
|
|
Returns a descriptive text of a given TPCANStatus error
|
|
code, in any desired language
|
|
|
|
Remarks:
|
|
|
|
The current languages available for translation are:
|
|
Neutral (0x00), German (0x07), English (0x09), Spanish (0x0A),
|
|
Italian (0x10) and French (0x0C)
|
|
|
|
The return value of this method is a 2-touple, where
|
|
the first value is the result (TPCANStatus) of the method and
|
|
the second one, the error text
|
|
|
|
Parameters:
|
|
Error : A TPCANStatus error code
|
|
Language : Indicates a 'Primary language ID' (Default is Neutral(0))
|
|
|
|
Returns:
|
|
A touple with 2 values
|
|
"""
|
|
try:
|
|
mybuffer = create_string_buffer(256)
|
|
res = self.__m_dllBasic.CAN_GetErrorText(Error,Language,byref(mybuffer))
|
|
return TPCANStatus(res),mybuffer.value
|
|
except:
|
|
print ("Exception on PCANBasic.GetErrorText")
|
|
raise
|
|
|
|
def LookUpChannel(
|
|
self,
|
|
Parameters):
|
|
|
|
"""
|
|
Finds a PCAN-Basic channel that matches with the given parameters
|
|
|
|
Remarks:
|
|
|
|
The return value of this method is a 2-touple, where
|
|
the first value is the result (TPCANStatus) of the method and
|
|
the second one a TPCANHandle value
|
|
|
|
Parameters:
|
|
Parameters : A comma separated string contained pairs of parameter-name/value
|
|
to be matched within a PCAN-Basic channel
|
|
|
|
Returns:
|
|
A touple with 2 values
|
|
"""
|
|
try:
|
|
mybuffer = TPCANHandle(0)
|
|
res = self.__m_dllBasic.CAN_LookUpChannel(Parameters,byref(mybuffer))
|
|
return TPCANStatus(res),mybuffer
|
|
except:
|
|
print ("Exception on PCANBasic.LookUpChannel")
|
|
raise
|