Littelfuse 深耕电路保护、功率控制、传感器和开关技术，今年的技术日系列活动第三站如约而至。 本次技术日将聚焦数据中心及医疗电子解决方案，将于 7 月 10 日在深圳举办。 Littelfuse 提供保护、开关和功率半导体解决方案， 可应用于新一代数据中心、LTE/5G ...

在硬件扩展方面，S7-300的主机架多支持八个扩展模块，而S7-1200支持扩展多八个信号模块和多三个通信模块。以S7-300 CPU313C和S7-1200 CPU1214C为例，S7-1200的CPU支持通过信号板来增加IO点数，而S7-300CPU的IO点数是固定的。在硬件组态方面，S7-300和S7-1200的地址都可以由用户 ...

📢 Announcement: Since the release of v1.3.0, our official dockerhub namespace has been changed to topmaker, you can pull the latest images from topmaker/modpoll at dockerhub. Learn more about modpoll ...

We have previously written about various industrial Raspberry Pi systems and gateways that come with RS-485 built in, but we had yet to cover a dedicated RS-485 Raspberry Pi HAT. To fill this gap, ...

Build Your Own Coffee Roaster shows how to create a DIY coffee roaster using a Raspberry Pi, standard components, and open-source software. Home coffee roasting doesn’t have to mean expensive ...

Abstract: This paper presents a high performance 4-layer communication architecture for a smart micro-grid testbed which consists of a 2 kVA Distributed Energy Resource (DER) inverter with PV and ...

Recently, [Edward Schmitz] wrote in to let us know about his Hackaday.io project: SigCore UC: An Open-Source Universal I/O Controller With Relays, Analog I/O, and Modbus for the Raspberry Pi. In the ...

[导读]在本教程中，我选择了来自Waveshare的ESP32-P4高性能开发板，因为该开发板是按照众所周知的树莓派的外形设计的。这意味着树莓派的现有hat也可以与ESP32-P4一起使用。MODBUS RTU连接需要RS485接口，本例中为Zihatec的树莓派提供RS422/RS485 HAT。 Modbus RTU与Waveshare ESP32 ...

The Kappa4310Rasp is a Raspberry Pi-compatible Modbus RTU HAT designed to evaluate the IS4310 Modbus RTU Slave stack chip. This allows engineers to simulate sensor and actuator interactions using a ...

Sequent Microsystems has introduced the Eight 24-bit Analog Inputs DAQ HAT, a high-precision data acquisition board designed for Raspberry Pi. This HAT provides eight differential analog inputs with ...