Data Flow

Parking Garage Automated Payment Flow

Data Flow Diagrams (DFD) · made in Skemio

Data flow diagram illustrating entry plate scanning, parking session logging, fee calculations, payment approval, and exit gate trigger.
Data flow diagram illustrating entry plate scanning, parking session logging, fee calculations, payment approval, and exit gate trigger.
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What it shows

  • ANPR cameras capture plate numbers at entry to seed session timers.
  • Dynamic rate lookup calculates fee tiers based on duration and time.
  • Payment token authorization activates barrier gates in under 200ms.

The takeaway

Pair automated license recognition with tokenized payment gates to eliminate exit toll queues.

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