Course: Digital keys - NFC in motor vehicles

The smartphone as a vehicle key - For this state-of-the-art function, which is already available in many different vehicles, this training system offers the optimal training for automotive mechatronics technicians. Because what appears to be a simple function at first glance requires in-depth knowledge, especially in the area of service and diagnostics, so that the function can be properly put into operation and a clean diagnosis can be made in the event of a malfunction.  

Advantages

• NFC operating range 13.56 MHz
• Extendable by a real vehicle door
• A "real" mobile phone can be used to switch the ignition on and off.
• A smartphone replica with active and passive TAG can unlock and lock the vehicle and switch the ignition on and off.
• The active TAG can be switched on and off via a switch.
• An NFC type 4 TAG can be read out, formatted and rewritten.
• The CAN signal for vehicle networking can be read out via a CAN interface.
• Measuring point for determining the window position.
• Measuring point for determining the locking.
• Measuring point for determining the ignition release.
• Status LEDs for displaying all system states.

Learning content

• Digital car keys
  • Meaning
  • Comfort function
  • Car Connectivity Consortium (CCC)
     
• Physical basics
  • Magnetism
  • Magnetic field around electrical conductors
  • The current-carrying coil
  • The electrical conductor in the magnetic field
  • Energy transfer in the NFC system
    ​​​​​​​
• NFC technology 
  • Basics
  • Data transmission
  • RDIF vs. NFC
  • Reading and energy range
  • Active and passive mode
  • Data in the TAG
  • Communication of the NFC TAGs
  • Standards
  • Electrical resonant circuit
  • Resonance matching
  • Auxiliary carrier modulation
  • Identification of an NFC tag
    ​​​​​​​
• Smart phone as a car key
  • Structure and mode of operation
  • Storage capacity of an NFC TAG
  • Technical requirements
  • Lost smartphone
  • Secure Element
  • Programming an NFC TAG in an iPhone 11 
    ​​​​​​​
• Networking in the vehicle
  • System extension
  • Opening driver and passenger door with mobile phone
  • Door lock status
  • Release of ignition 
  • Window position
  • Comfort function automatic closing of windows
    ​​​​​​​
• Diagnostic work
  • Working with setpoints
  • Diagnosis on the system
  • Reading out the error memory
  • Evaluating faults
    ​​​​​​​
• Other technologies
  • UWB and BLE technology
  • Security

Scope of delivery

The following products are included in the scope of delivery:

• UniTrain card "NFC Door
• UniTrain card "NFC Centre Console
• UniTrain card "Smart Phone
• BNC cable