In design

TrucLink Hub Pro

A cash-taking kiosk that stands beside the machine

The Pro board plus a bill acceptor and a cash box, which turns it from a wall box into a kiosk.

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TrucLink Hub Pro

Hub Pro is the Pro board plus a bill acceptor and a separately locked cash box. The whole machine-control side is unchanged, so it inherits everything already proven on Pro and adds only the cash path.

That path has one rule: once a customer has put money in, it must not be lost, not when the network dies, not when the power fails at that moment. So a note is recorded at the machine before anything is reported, and the counting is done by the controller that keeps the machine running, not the one that handles the network.

Highlights

  • Money is written before it is reportedA note is recorded at the machine, so a dead network or a power cut costs nothing
  • Updates do not touch the moneyThe counting keeps running while the network side is being reflashed
  • Reuses the Pro boardThe machine-control side is unchanged, which shortened the path to a prototype
  • Separate cash doorA cam lock of its own, so whoever empties it never opens the service side

How money is handled

This is the only device in the range that actually holds a customer's money. They feed a note in, the machine runs, and someone empties it at the end of the shift.

  • Takes notes at the machine A bill acceptor for common denominations, dropping into a separately locked box
  • Not a note goes missing Money is recorded at the machine before it is reported, so outages cost nothing
  • Shift close and reconciliation Open the shift, count the box at the end, and the system shows the gap to the last đồng
  • A cash door of its own Whoever collects the money never opens the service side
  • Cashless methods share the ledger QR, card and voucher sales land in the same book, so the day ends on one number

Images

Other devices

TrucLink Core

A controller board fitted to an existing machine, no screen

STM32G0B1CBT6 + ESP32-C3

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TrucLink Mini

A module that lives inside the machine, and closing the panel hides it

ESP32-C3-WROOM-02U

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