Service release of June 11, 2024

Major changes:

• Updated CAN API V3 sources to rev. 1312
• Updated CAN API V3 Xcode testing to rev. 1334
• Updated CAN API V3 GoogleTest suites to rev. 1336
• Removed unnecessary class attributes
• Removed upper size limit of string properties
• Reworked CAN API V3 return values (C vs. C++)
• Optimized CAN API V3 wrapper (can_api.c)
• Integrated generic CAN API V3 Utilities (rev. 1323)
• Updated release documents

Service release of November 11, 2023

Major changes:

• Updated MacCAN-Core sources to rev. 1816
• Updated CAN API V3 sources to rev. 1212
• Updated CAN API V3 testing sources to rev. 1219
• Updated GoogleTest to version 1.14.0
• Updated the trial program
• Updated the Python wrapper
• Updated Doxygen configuration
• Updated deployment rules
• Replaced deprecated gettimeofday and usleep
• Added linker option -rpath /usr/local/lib (Xcode 15)

Service release of September 10, 2023

Major changes:

• Updated MacCAN Core sources to rev. 1757 (core 0.4)
• Updated CAN API V3 sources to rev. 1187 and applied the changes
  • Added old error code -40 as queue overrun error and renumbered error error frame received from -40 to -19
  • Removed unused error code CANERR_ERR_FRAME (note: the error code -19 is marked as reserved)
  • Removed flag fdoe and brse from struct can_speed_t (note: the flags are marked as reserved)
  • Integrated reworked module can_btr:
    • btr_check_bitrate: if FDOE w/o BRSE then check data phase field acc. OPTION_CANBTR_DATA_FIELDS
    • btr_bitrate2speed: no range checks anymore, calculation is done completely in float
    • btr_bitrate2index: returns the index if an index is given
    • btr_bitrate2string: no range checks anymore
    • btr_sja10002bitrate: set data phase field acc. OPTION_CANBTR_DATA_FIELDS
    • btr_compare_bitrates: comparision on basis of transmission rates (new function)
    • Removed flag fdoe and brse from struct btr_speed_t (standalone variant)
    • Documented all interface functions by Doxygen comments
    • Added header file CANBTR_Defaults.h
    • Reworked the bit-rate string scanner (btr_string2bitrate):
      • Return a flag if any data phase key is found
      • Return a flag if no. samp. key is found
      • Return BTRERR_ILLPARA on error
      • Removed the range checks
      • Set miminum frequency to 1
      • Checked for duplicated keys
      • Accept only case sensitive keys
    • Reworked the bit-rate string printer (btr_bitrate2string):
      • Added a parameter to output data phase keys
      • Added a parameter to output no. samp. key
      • Added a parameter for maximum buffer size
    • Fixed a bug with strtol if a correct value is outside the range of representable values (note: long is 32 bit wide for MS compilers and 64 bit for gcc based compilers!)
  • Added property values for transmit queue properties (note: values for filtering have been shifted by 8)
  • Fixed a bug with saturation of CAN FD DLC conversion
  • Updated description of compiler switches
  • Reworked formatting of message flags
• Added CAN API V3 Tests with GoogleTest (rev. 1194)
• Added Kvaser-specific bit-rate defaults
• Added bit-rate settings for 5kbps
• Fixed a bug with bus error state flags
• Fixed a bug with capability flag ERR
• Fixed a bug with mode flag ERR
• Fixed a bug with message flag ESI
• Fixed a bug with message flag RTR
• Made the utilities more generic
• Updated Swift wrapper and package
• Updated the trial program
• Updated the examples

Service release of August 4, 2022

Major changes:

• Realized new property GET_CAN_CLOCK
• Applied changes from module can_btr
• Updated CAN API V3 Testing sources to rev. 1084
• Fixed a bug with CAN bus load resolution
• Fixed a possible bug with USB device name length
• Updated the scanner for test case annotations
• Updated the trial program

Release of July 8, 2022

Major changes:

• Refactoring of the device driver layer:
  • one module KvaserUSB_LeafDevice to access all devices from Kvaser CAN Leaf device family (i.e. Leaf Light v2)
  • one module KvaserUSB_MhydraDevice to access all devices from Kvaser CAN Mhydra device family (i.e. U100P)
  • new module KvaserCAN_Devices with USB ProductId and other properties for all devices from both device families
  • implemented error event handling for Mhydra compatible devices
• Updated MacCAN-Core sources to rev. 1200
• Updated CAN API sources to rev. 1053
• Updated CAN API Testing sources to rev. 1062
• Adapted bit-rate settings according to Kvaser´s Linux driver
• Added test suites for function SetBusParams and SetBusParamsFd
• Fixed a bug with outdated clocks array
• Fixed a bug with CAN clock from software options
• Fixed a bug with READ_CLOCK_NOW for Leaf compatible devices
• Fixed a bug with time-stamp conversion (24MHz issue #10)
• Fixed a bug with DRIVERMODE_OFF for Leaf compatible devices
• Fixed a bug with operation mode NISO in the driver layer
• Fixed a bug with getting capabilities from device
• Fixed a bug with HE addresses in the Mhydra driver
• Fixed a bug with setting CAN bus parameters
• Fixed a bug with setting CAN FD bus parameters
• Fixed a bug with data phase settings w/o flag BRSE (U100P issue)
• Fixed a bug with converting Kvaser bus params to CAN API bit-rate settings
• Fixed a bug with error handling of device info commands
• Fixed a bug with incorrectly mapped firmware error code
• Fixed a bug with tx message flags in the Swift wrapper (SwiftCAN issue #12)
• Fixed a bug with mask & value in the response CMD_GET_CAPABILITIES_RESP
• Fixed a bug with unsupported command CMD_GET_INTERFACE_INFO_REQ
• Fixed some findings from static code analysis (cppcheck)
• Added @rpath to linker option --install_name
• Added a scanner for test case annotations to generate the test specs

Service release of June 1, 2022

Changes:

• Fixed bit-rate issue for devices not running at 80 MHz (issue #10)
• Added methods to query channel information to the Swift wrapper
• Added a cppcheck configuration to the project

Release of February 11, 2022

Major changes:

• Implemented CAN FD operation mode for Leaf Pro devices
• Implemented properties NUM_CHANNELS, CAN_CHANNEL, QUEUE_OVFL, QUEUE_SIZE and QUEUE_HIGH

MacCAN-Core changes:

• Updated MacCAN-Core sources to rev. 1090
• Removed class CMacCAN from project
• Replaced CAN API error codes by MacCAN error codes
• Fixed a bug with forgotten NULL pointer check in CANUSB_ReadPipe
• Fixed a bug with calculation of queue high counter

CAN API V3 changes:

• Updated CAN API sources to rev. 1036 and applied latest changes
• Fixed a bug with probing a device when it is used by another process
• Fixed a bug with CAN FD operation dependent mode flags
• Fixed some omissions with handling of device properties
• Fixed a bug with property GET_DEVICE_TYPE
• Fixed a bug with Swift property deviceInfo
• Fixed a bug with device vendor instead of library vendor
• Added operations to class CCanApi to query channel information
• Updated the utilities to get the list of channels from library
• Updated the Swift wrapper and examples

Testing changes:

• Updated CAN API Testing sources to rev. 1086
• Changed template concept for CAN API Testing
• Moved CAN API Testing sources to $(PROJROOT)/Tests/UnitTests
• Replaced test suite for can_software by can_firmware
• Reworked test suite for function can_property
• Implemented a test case to measure time-stamp accuracy
• Add a workaround to TC11.10 for Kvaser bus parameters

Miscellaneous:

• Set deployment target to macOS 11.0
• Updated the Travis CI configuration (osx_image: xcode12.5)
• Updated the Makefiles to build the artifacts as Universal macOS Binary
• Updated README.md ("Running CAN and CAN FD on Mac")

Service release of July 10, 2021

Major changes:

• Added a CAN API V3 compatible Swift wrapper and two Swift examples
• Added Swift Package Manager (SPM) configuration and test template
• Moved CAN API wrapper code from C++ class to C interface (can_api.c)
• Added abstract class CCanApi (as replacement for class CMacCAN)
• Fixed a bug with checking for valid handle in function can_init
• Fixed a bug with uncleared receive queue after re-start
• Fixed a bug when teardown all channels (CANEXIT_ALL)
• Fixed a bug with reading device independent properties
• Fixed some bugs with getting properties from device and from library:
  • accept NULL pointer for SET_FIRST_CHANNEL and SET_NEXT_CHANNEL
  • getting device properties requires a valid handle
  • string values must be at least one byte in size
• Temporary fix for investigation of issue #5

Release of June 3, 2021

Features

• CAN 2.0:
  • 11-bit and 29-bit identifier
  • bit-rates up to 1'000 kbps
• Bit-rate settings:
  • via register values (clock, prescaler, time segment TSeg1 and TSeg2, SJW, SAM)
  • as pre-defined bit-timing index (according to CiA CANopen specification)
• Operation modes:
  • Monitor mode enable/disable (default=disabled)
  • Error frames enable/disable (default=disabled)
  • Extended frames disable/enable (default=enabled)
  • Remote frames disable/enable (default=enabled)
• Message reception:
  • Message queue (FIFO) for 64K CAN message
  • Read queue via polling, blocking read, or with time-out up to 65 seconds
• Message transmission:
  • with or without acknowledge (with time-out up to 65 seconds)
• Application Programming Interface:
  • CAN API V3 by UV Software (C and C++ API)
  • CAN API V3 Python Wrapper (Python 2.7 and 3.8)
• Supported Kvaser CAN Leaf devices:
  • Kvaser Leaf Light v2 (EAN: 73-30130-00685-0)
  • Kvaser Leaf Pro HS v2 (EAN: 73-30130-00843-4)
• Limitations (selected):
  • Leaf Pro HS v2 devices can currently only be operated in CAN 2.0 mode!
  • Monitor mode (listen-only) is not supported by the Leaf Light v2 hardware.