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Introduction

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Specifications of the device

  • Power: voltage 12-24 VDC +-20%, maximum power 25 W, reverse polarity protection
  • SoM: VAR-SOM-MX8M-MINI
  • Core: NXP’s i.MX 8M Mini with 1.6 GHz Quad-core ARM Cortex-A53 and 400 MHz Cortex-M4 real-time processor
  • Timing: 1.6 GHz
  • RAM: 2 GB DDR4
  • Flash eMMC: 16 GB
  • 1 x microSD connector
  • 1 x microHDMI 1.3a
  • 1 x microUSB 2.0 HOST / OTG, max. 500 mA
  • 1 x USB-A 2.0 HOST, max. 1 A
  • 1 x modem GSM SIM7600E + microSIM
  • 1 x 1-Wire
  • 7 x DIO - digital input/output, max. 30 V
  • 4 x UIO - universal analog-digital input/output (temperature measurement with sensors, e.g.: Pt1000, Ni1000, KTY, NTC, current, voltage and resistance sensors), max. 20 V
  • 5 x DI - digital input (3 x DI), max. 30 V
  • 2 x RS232/RS485, baudrate 50-115200 bps
  • 2 x RS485, baudrate 50-115200 bps
  • 1 x Ethernet 10/100 Mbps - RJ45 connector
  • 1 x WiFiWi-Fi / Bluetooth2.4G module (optional)
  • 1 x secure element (optional)
  • 1 x display OLED 0.87" 128x32 px black&white
  • RTC, buzzer, EEPROM
  • Software watchdog

Dimensions of the device

The space that the device occupies can be approximated to a cube of the following dimensions: 119 mm x 101 mm x 22.5 mm.

Simplified block diagram

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