Embedded Computing

USB adapter for LIN with master/slave functionality

A compact USB adapter called PLIN-USB for connecting a computer to a LIN network. The LIN adapter is intended for service technicians for diagnosis of LIN buses and for developers of vehicle networks. The adapter supports the LIN protocol according to ISO 17987 and meets all LIN specifications up to version 2.2. The LIN interface can be used in master or slave mode.

  • Adapter for High-Speed-USB 2.0 (compatible with USB 1.1 and USB 3.0)
  • LIN connection (ISO 17987)
  • Compliant with all LIN specifications (up to version 2.2)
  • Bit rates from 1 kbit/s up to 20 kbit/s
  • Can be used as a LIN master or slave (1 ms master task resolution)
  • Automatic bit rate, frame length, and checksum type recognition
  • Autonomous scheduler with support for unconditional, event, and sporadic frames
  • LIN bus connection via D-Sub, 9-pin
  • LIN connection short-circuit-proof against transceiver supply and ground
  • TJA1028T LIN transceiver
  • Galvanic isolation on the LIN connection up to 500 V
  • Indicator LED for interface status
  • Voltage supply via USB
  • Adapter supply 5 V DC via USB port
  • Transceiver supply 6 – 28 V DC via D-Sub, pin 9
  • Extended operating temperature range from -40 to 85 °C

LIN Interface for USB User Manual