AnthC Industrial IoT Controller: ESP32, RS485, 4-20mA, 7-28V, Raspberry Pi Form Factor

Description

The Anthilla Controller Board is a flexible controller for IoT projects. It can be easily adapted for different needs: industrial automation, remote monitoring, agriTech measurements, smart infraestructure.

Certified Open Source Hardware: full files available

• Drop-in compatible with Raspberry Pi HAT ecosystem, no custom enclosure needed
• ESP32-S3 MCU
• Temperature range: -40ºC to 85ºC
• Powers directly from 12V or 24V industrial rails, no step-down required
• 4 Digital inputs
• 6 Open collector outputs
• 4-20mA or 4 Analog inputs (16 bit ADC) multiplexed
• RS485 communication
• Real time clock (RTC)
• Rechargeable LiPo battery as an anergy backup
• I2C and SPI communication
• USB-C port

The board M2-R4 got the Open Source Hardware Certification under the UID IT000014

https://certification.oshwa.org/it000014.html

Update on June 2026: We will get the certification for the M2-R5 by the next month

The board has been mentioned in the following articles:

• Building and Certifying an Open-Source IoT Controller, Part 1
• Building and Certifying an Open-Source IoT Controller, Part 2: Open-Source Certification
• Building and Certifying an Open-Source IoT Controller, Part 3: Manufacturing and Testing
• Building and Certifying an Open-Source IoT Controller, Part 4: Regulatory Compliance

• Hackaday Project Page