RS485 and Modbus RTU Communication for Industrial Automation: Complete Arduino and STM32 Guide

Key Takeaway: RS485 is the industrial wiring standard that lets microcontrollers talk reliably over long distances in noisy factory environments, and Modbus RTU is the simple master-slave protocol that runs…

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ESP32 in Industrial IoT: Building Cost-Effective Remote Monitoring Systems with Modbus and MQTT in 2026

Key Takeaway: In 2026, the ESP32 has become the go-to platform for cost-effective industrial IoT remote monitoring, replacing expensive wired DTUs and proprietary PLC networking modules. By pairing the ESP32’s…

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