4.6.4 30/10/2025

Changements

• Adjustments for previous PCAN-USB device firmware versions

4.6.3 16/09/2025

Corrections de bugs

• PCAN-USB with older firmware versions halted communication after seconds (regression from v4.6.2)

4.6.2 10/09/2025

Améliorations

• "Fast Forward" feature now available for PCAN-USB Classic devices
• Enhanced timestamp calculation for PCAN-PCIe cards

4.6.1 14/03/2025

Corrections de bugs

• Fixed BSOD occurring with PCAN-USB Pro (IPEH-002061) when using driver v4.6.0

4.6.0 18/12/2024

Améliorations

• Device GUID support for PCAN-USB, PCAN-USB FD, PCAN-USB Pro FD, PCAN-Chip USB, PCAN-USB X6

Corrections de bugs

• Fixed buffer overrun in CAN_GetDiagnostic()
• Fixed device enumeration issues

Changements

• Minimum CAN FD data tseg2 value changed from 2 to 1

4.5.0 01/07/2024

Améliorations

• Supported hardware/net/client handles increased to 127
• General code enhancements

Corrections de bugs

• Fixed BSOD for PCIe-FD CAN interfaces from asynchronous DMA reset
• Fixed potential BSOD in CAN_ConnectToHardware() API

4.4.2 15/12/2023

Corrections de bugs

• BSOD with PCAN PCI-Express FD on BUSON in specific scenarios
• PCAN-LAN device driver route notifications

Changements

• CAN messages with smaller data lengths no longer contain arbitrary data in unused fields

4.4.1 04/10/2023

Corrections de bugs

• Blue screen when removing USB hardware in PCAN-Explorer 6
• PCAN-USB legacy CAN interfaces not transmitting Error Frames until device reset
• Timestamp synchronization discrepancies in PCAN-USB X6
• Missing CAN channel when mapping PCAN-Gateway channels over PCAN-LAN

4.4.0 24/10/2022

Améliorations

• Windows 11 ARM64 platform support added
• Parameter CAN_PARAM_HWND no longer read-only
• Parameters CAN_PARAM_TIMESTAMP_SOF, CAN_PARAM_TX_SELF_ACK, CAN_PARAM_BRS_IGNORE configurable via CAN_ConnectToHardware()

Corrections de bugs

• Fixed issue where only one PCAN-USB adapter selectable when multiple connected

Changements

• Windows 10 x86 (32-bit) support discontinued

4.3.1 31/08/2022

Améliorations

• Code optimizations
• CAN_PARAM_HARDWARE_TYP queryable for PCAN-USB adaptors

Corrections de bugs

• Hardware parameter change notifications not sent to connected clients
• PCAN_LAN driver incorrectly allowed FD connections on non-FD channels

Changements

• CAN_PARAM_BRS_IGNORE no longer queryable from non-FD nets

4.3.0 13/12/2021

Améliorations

• PCAN-USB adaptors with firmware >=5.0 report 3-digit firmware version
• General enhancements

Corrections de bugs

• Messages with both MSGTYPE_SELFRECEIVE and MSGTYPE_HW_SELFRECEIVE returned twice
• MSGTYPE_HW_SELFRECEIVE flag incorrectly set on internal net messages
• CAN_ConnectToHardware() failed to create FD connection with identical nom/data parameters

Changements

• Drivers based on Universal Driver Architecture
• KMDF upgraded from v1.9 to v1.15
• Requires Windows 10 or higher
• Windows 8.1 support discontinued

4.2.3 04/05/2021

Améliorations

• Hardware parameters TIMESTAMP_SOF, TX_SELF_ACK, BRS_IGNORE implemented for PCIe FD cards

Corrections de bugs

• Setting Device-ID on PCAN-PC/104-Plus Quad could make card inoperable
• CAN_PARAM_BUSERRORGENERATION query returned zero values
• CAN_PARAM_XMT_INTERFRAME_DURATION not implemented for PCI hardware
• CAN_ConnectToHardware() failed with CAN_ERR_ILLNET on automatic net name

4.2.2 26/01/2021

Améliorations

• PCAN-Gateway FD device support added
• New event for transmit-queue empty signaling
• General enhancements

Corrections de bugs

• PCAN-LAN Access Violation on Virtual Gateway plug-out
• Message distribution issue in PCAN-PCI
• PCAN-USB X6 hardware handle enumeration problems

4.2.1 20/07/2020

Améliorations

• New parameters for PCAN-PCI Express FD: CAN_PARAM_USER_LOCATION_INFO, CAN_PARAM_OEM_CODE, CAN_PARAM_USERDATA
• New parameter PARAM_PROTOCOLS for all drivers
• Code enhancements

Corrections de bugs

• Bus error generation activation taking too long
• Incorrect CAN FD bit timing parameters to hardware FPGA
• Device ID changes causing PCAN net binding problems

Changements

• Device ID values exceeding maximum now return error instead of truncating
• Device ID storage enhanced for Linux/Windows compatibility
• Windows 7 support discontinued

4.2.0 04/11/2019

Améliorations

• Device ID configuration for PCI-based PCAN hardware
• New CAN_ConnectToHardware() CAN-API 4 function
• USB IRQ timing control for FD-capable USB hardware

Corrections de bugs

• Timestamp backward jumps with PCAN-PCI Express FD and Delayed Message Distribution
• Excessive Bus-On status messages on connection
• BSOD on PCAN-USB wake from standby after removal
• Multi-channel USB hardware Device ID not correctly set
• Orphaned PCAN client cleanup unreliability
• PCAN-LAN wrong Bus-On event on client disconnect
• Fast successive CAN operations discarding quick responses
• Disconnected PCAN-USB adapter status query inconsistencies

Changements

• CAN_RegisterNet() returns CAN_ERR_ILLPARAMVAL for invalid bit rate parameters
• Invalid event handle assignment returns CAN_ERR_ILLPARAMVAL
• Windows 8.0 support discontinued

4.1.4 11/05/2018

Améliorations

• Digital I/O and analog input functions for PCAN-Chip USB modules
• New parameters: CAN_PARAM_IO_DIGITAL_CONFIG, CAN_PARAM_IO_DIGITAL_VALUE, CAN_PARAM_IO_DIGITAL_SET, CAN_PARAM_IO_DIGITAL_CLEAR, CAN_PARAM_IO_ANALOG_VALUE
• CAN FD ISO-mode configuration support
• Internal improvements

Corrections de bugs

• CAN_ERR_QXMTFULL error only returned by CAN_Write() not CAN_GetHardwareStatus()
• CAN_PARAM_ERROR_WARNING_LIMIT setting behavior corrected with new CAN_ERR_ILLMODE error

4.1.3 14/09/2017

Améliorations

• Artificial transmit pauses feature with can_interframespace_pause_t record
• New parameter CAN_PARAM_XMT_INTERFRAME_DURATION
• PCAN-PCI/104-Express FD support added
• CAN 2.0 A/B tolerance against r0 bit

Corrections de bugs

• CAN_PARAM_RCVBUSLOADFRAMES query failed for PCAN-USB Pro FD
• can_event_fd_error_t generation limited to plug-in events
• Device-ID fixation failures with multiple PCAN-PCI Express cards
• PCAN-USB X6 enumeration with linear option
• CAN_DisconnectFromNet() returned CAN_ERR_BUSPASSIVE incorrectly
• Bus load value exceeded 0 after disconnection
• CAN_Status() calls took excessive time
• PCAN-PCI Express FD channels remained bus-on after connection termination

Changements

• CAN_PARAM_BUSLOAD_ENABLE now strictly 0 or 1 for CAN-API 4
• New parameter CAN_PARAM_NETHW_PRESET; CAN_PARAM_NETHW renamed to CAN_PARAM_NETHW_ACTIVE
• USB Activate Delay parameter ignored for FPGA-based USB hardware

4.1.2 01/02/2017

Améliorations

• Supported hardware handles raised to 64
• New parameters: CAN_PARAM_MAX_HCANHW, CAN_PARAM_MAX_HCANNET, CAN_PARAM_MAX_HCANCLIENT
• New parameter CAN_PARAM_HW_ENUMERATION_LINEAR for handle enumeration control

Corrections de bugs

• Asynchronous request cancellation deadlock
• Self-receive option with status message causing CAN_Read() deadlock
• Timestamp value 0 on PCAN-PCI/Express with self-receive and Delayed Message Distribution
• Incorrect part numbers returned via CAN_PARAM_PARTNO
• Wrong byte count from CAN_Write()
• Incorrect CAN_Write() return values for FD messages on non-FD nets
• CAN_GetHardwareStatus() returning CAN_ERR_OK incorrectly for PCAN-PCI Express FD
• PCAN_LAN bit rate updates not propagating to connected nets
• PCAN_LAN error state communication issues

4.1.1 13/09/2016

Améliorations

• Separate Windows 10 catalog files for Secure Boot UEFI compatibility

Corrections de bugs

• Fixed buffer overrun vulnerabilities
• CAN_CloseAll() triggering Blue Screen
• CAN_Read() buffer size error handling corrected
• CAN_Write() now prevents FD messages on non-FD nets with CAN_ERR_ILLARAMVAL

Changements

• Built with Windows Driver Kit 10.0.14393.0
• Removed PCAN-USB Pro FD flash mode INF entry
• SHA-256 signatures implemented

4.1.0 02/05/2016

Améliorations

• PCAN-PCI Express FD, PCAN-USB X6, and CAN FD interface support

Corrections de bugs

• PCAN-LAN ghost channel from record overwrite; queue implemented
• PCAN-LAN bitrate query over CAN_GetHwParam()
• PCAN-LAN bitrate and Listen-only setting from service
• FD net registration with handle <33 now returns CAN_ERR_ILLPARAMVAL
• Incomplete plug-in showing invalid abandoned channel

Changements

• Built with Windows Driver Kit 10
• SHA-256 signatures
• Windows Vista support discontinued

4.0.18 12/11/2015

Améliorations

• Client tied to creation process, auto-removed on process termination
• Firmware version reading for POI (PCAN-LAN)
• CAN_Write() validates timestamps

Corrections de bugs

• USB reader callback null-pointer exception
• FIFO overruns now trigger ERR_QOVERRUN status message
• CAN-API 2 CAN_Read() error codes aligned with status messages
• PCAN-LAN Listen-only mode setting
• PCAN-LAN firmware version query
• Debug driver assertion on bitrate data

4.0.16 01/07/2015

Corrections de bugs

• Device ID binding for PCAN nets corrected
• Minor internal improvements

4.0.15 03/06/2015

Améliorations

• First v4 PCAN driver release
• CAN FD protocol support added
• PCAN-USB Pro FD and PCAN-USB FD support

Changements

• Windows XP support discontinued