Item No.: CO4205-1Y

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
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  • 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
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  • 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 
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  • 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
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  • Diagnostic work
    • Working with setpoints
    • Diagnosis on the system
    • Reading out the error memory
    • Evaluating faults
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  • 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