GPRS

Overview of a Combustible Gas Monitoring System Based on LoRa Technology

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Overview of a Combustible Gas Monitoring System Based on LoRa Technology

Haitao Zhang, Yaozhen Han （Shandong Jiaotong University, School of Information Science and Electrical Engineering, Shandong Jinan 250357） Abstract：This paper addresses the issues of short communication transmission distance and high power consumption in current combustible gas monitoring systems, and proposes a design scheme for a combustible gas monitoring system based on LoRa technology, providing the overall … Read more

Remote Control Irrigation System for Tea Gardens Based on STM32

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Remote Control Irrigation System for Tea Gardens Based on STM32

Remote control irrigation system for tea gardens based on STM32 Authors：XU Weihai, ZHANG Wu, ZUO Guanpeng, ZHANG Chao, YAO Yuqing, FENG Jinlei, MIAO Benben (College of Information and Computer, Anhui Agricultural University, Hefei, Anhui 230036) Abstract To accurately detect the water needs of tea trees during their growth and to automatically control precise irrigation in … Read more

Design of Home Security Monitoring System Based on ARM and ZigBee

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2016 Microcomputer and Applications Issue 12 Authors: Xu Xikun, Geng Jianping, Ye Xin, Yang Chaolan, Li Jingjing Abstract: To achieve remote real-time monitoring of home security and environmental information, a home security monitoring system based on ARM and ZigBee technology is designed. The system uses the CC2530 chip to collect information from temperature, smoke, and … Read more

PLC + GPRS Remote Communication: Flexible Control and Efficient Data Transfer!

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PLC + GPRS Remote Communication: Flexible Control and Efficient Data Transfer!

Remotely control PLC with a GPRS module, view and operate devices anytime and anywhere, enhancing operational efficiency on industrial sites. Today, we will tackle this practical project! Project Requirements and Functionality Description The core functionality of this project is: Remote control of PLC via the GPRS module, such as starting/stopping devices, modifying parameters, and viewing … Read more

The Evolution of IoT from Shared Bicycles: GSM to eMTC/NB-IoT

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The Evolution of IoT from Shared Bicycles: GSM to eMTC/NB-IoT

This article is authored by: Wang Feng Source: IoT Jianghu (WeChat Official Account: iot521) Compared to cellular networks, the standards of IoT are complex and constantly changing. This article attempts to clarify the principles, characteristics, and application scenarios of different IoT standards through the evolution of smart bicycle locks. First, let’s look at the main … Read more

Application of ZigBee and GPRS in Charging Stations

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Application of ZigBee and GPRS in Charging Stations

With the continuous promotion of national policies, electric vehicle charging stations are becoming increasingly popular, and people’s demands for these stations are also rising. Car owners not only want to know which stations are closest to them and which ones are currently available for charging, but they also need to know the current charging status … Read more

Application of Zigbee Wireless Module in Hydrological Monitoring

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Application of Zigbee Wireless Module in Hydrological Monitoring

The era of smart cities requires a comprehensive enhancement of monitoring capabilities and intelligent management levels. With vast water areas in our country, more unmanned monitoring points will be established, making wireless data transmission particularly important. The framework of the entire hydrological monitoring information system is shown in Figure 1, which is divided into four … Read more