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Vending machines remote management module
A large vending company approached us for R&D of a modem for collecting and transmitting data from a geographically distributed network of vending machines.
  • GPRS, Ethernet, Bluetooth 3.0
  • Sim card or sim chip
  • EVA-DTS using DEX/UCS.
  • Multi-Drop Bus / Internal Communication Protocol (MDB/ICP)
  • Protocol "A" (EXE)
  • TIA/EIA-232 ‑ RS-232) - 2 PCs
  • UART, I2C, SPI, TTL, IOx4
  • USB OTG (host & device)
  • Switched power outputs up to 48 V, up to 1 A-2 PCs.
  • 1-Wire external temperature sensor connection
  • Built-in battery, at least 2 hours of operation with full functionality, up to 48 hours of operation with the partial shutdown
  • Remote camera with UART TTL and RS-232 connection
  • Standard audio input for the microphone, save audio in WAV or MP3 format
  • 2-axis accelerometer, configurable threshold
  • Current consumption from the power supply of the vending machine-no more than 1A
Design documentation set
Installation series
Debugging fixture
Mass production
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