LoRa Spread Spectrum Technology: Connecting the Future of Wireless Surveillance

In today’s digital age, surveillance systems have become vital to every industry. From farmland monitoring in agriculture to real-time monitoring of urban infrastructure, wireless transmission technology has become a key tool. In this field, LoRa spread spectrum technology has emerged and become the first choice for wireless monitoring systems. This article will deeply explore the key role of LoRa spread … Continua a leggere

How to choose a suitable LoRa module frequency band

LoRa  technology has become a powerful tool for connecting IoT devices, but when choosing a LoRa module, an important decision-making factor is choosing the appropriate frequency band. LoRa modules in different frequency bands are suitable for different purposes, so choosing the right frequency band is crucial to the success of the project. Here are some key factors to help you … Continua a leggere

Talking about Integrated Operational Amplifier and Typical Operational Amplifier Circuit

The integrated op amp is a multi-stage circuit with extremely complex interior. Usually, in circuit design, we only need to master the relevant characteristics of the integrated op amp. The specific internal circuit does not need to be overly considered. To learn and understand the characteristics UART module of the integrated op amp, we can pass Analysis of some typical … Continua a leggere

How to use the gateway function of network IO to realize IO expansion

ME31 series network IO supports connecting RTU devices through serial port to expand the number and type of IO, such as connecting MA01-XXCX0080 to expand 8-channel relay output, connecting MA01-AXCX4040 to expand 4-channel switching value acquisition, which can realize access to user’s own RTU node through Ethernet interface . ME31-XAXA0404 (Modbus addr: 1) uses RS-485 bus to connect MA01-AXCX4040 (Modbus … Continua a leggere

Lora wireless technology communication principle and advantages and disadvantages

Lora wireless technology principle and advantages and disadvantages 1. Introduction to LoRa Wireless Technology LoRa is a long-distance wireless transmission technology based on spread spectrum technology. It is actually one of many LPWAN communication technologies. It was first adopted and promoted by Semtech in the United States. This solution provides users with a simple means of realizing long-distance, low-power wireless … Continua a leggere