There are some projects that seem at first sight to be easy, but anyone who tries them finds a whole heap of unexpected problems and turns to the off-the-shelf device. PCB antennas for example, or ...

Build your own DIY ESP32 desk clock using the Wave Share ESP32C6 Touch AMOLED 2.16 board. Access source code and use the ...

Electrical energy is no longer treated as an unlimited utility. Every watt consumed has a cost impact, an efficiency implication, and in many cases a safety consequence. A smart grid in IoT is not a ...

The RL78/L23 Fast Prototyping Board, featuring the RL78/L23 MCU, is ideal for various prototype development. This board has a USB-UART converter for COM port debug function, enabling programming and ...

I’ve just come across a no-name non-contact, high-precision 80 GHz mmWave radar sensor for liquid level detection with a 40m range, ±5mm accuracy, and Modbus communication over UART. The 0.15m to 40m ...

DFRobot Edge101 is an industrial-grade IoT controller built around the ESP32 MCU, designed as a bridge between development boards and industrial IoT systems. Housed in a full metal enclosure, it comes ...

Most complete Modbus library for Arduino. A library that allows your Arduino board to communicate via Modbus protocol, acting as a master, slave or both. Supports network transport (Modbus TCP) and ...

前回シングルボードコンピュータ（SBC）のArduinoを紹介しました。 今回はArduinoのArduino Pro シリーズで提供されるArduino Opta®マイクロPLC（プログラマブルロジックコントローラ）を紹介します。

请注意，版本2.x.x不向后兼容1.x.x版本。 在Arduino IDE中，打开Sketch > Include Library > Manage Libraries，然后搜索Modbus-Master-Slave-for-Arduino并安装最新版本。 主机（Master）示例 #include <ModbusMaster.h> #define ...

原创 最新推荐文章于 2026-07-18 15:50:05 发布 · 2.6k 阅读 该库支持RS232和RS485接口。 /* Basic.pde - example using ModbusMaster library Library ...