Hardware Specification

The Yeti Industrial IoT Gateway is built around the powerful Espressif ESP32-S3 System-on-Chip (SoC). This choice provides a robust foundation with a dual-core processor, ample memory, and a rich set of peripherals.

Key Components

• SoC: Espressif ESP32-S3
  • CPU: Dual-core Xtensa® LX7 microprocessor
  • Memory: Internal SRAM and ROM
  • Wireless: Wi-Fi 802.11 b/g/n and Bluetooth 5 (LE)
• Peripherals:
  • Ethernet: Wired connectivity via an external PHY.
  • Temperature Sensor: On-board temperature monitoring.
  • RS232/RS485: For serial communication with industrial devices.
  • CAN Bus: Using the TWAI (Two-Wire Automotive Interface) controller for robust communication in noisy environments.
  • GPIO, I2C, SPI: For connecting a wide range of sensors, displays, and other components.
  • Buzzer: For audible user feedback.

Connectivity

The gateway is designed for versatile connectivity:

• Wired:
  • Ethernet (10/100 Mbps)
  • RS232
  • RS485 (for Modbus RTU)
  • CAN Bus
• Wireless:
  • Wi-Fi (Access Point and Station modes)
  • Bluetooth Low Energy (BLE)