Catégorie : Actualités (page 132)

1. Product introduction of plc wireless transmission module GPRS communication is based on the existing communication network of mobile operators and is mainly used for data transmission. The purpose of Zongheng Intelligent Control’s development of PLC wireless communication control module…

Microcontrollers were produced with the development of electronic computers (computers). With the development of society and the improvement of needs, computers are constantly updated and developed. Since computers were born in response to numerical calculations, electronic computer technology has long…

As technology becomes more and more developed, the Internet of Things has quietly entered every aspect of our lives, such as wireless data transmission. Wireless data transmission modules are widely used in vehicle monitoring, remote control, telemetry, small wireless networks,…

This article mainly discusses the wireless data transmission based on microcontroller in the wireless field parameter monitoring system. The system uses Microchip’s PICl6F876 microcontroller as the MCU to control the A/D conversion of industrial instrument data and data wireless reception…

The microcontroller is limited by the storage medium and cannot further process the sent and received data. Therefore, in applications that require further processing of large amounts of data, the powerful data processing capabilities of microcomputers must be used. In…

Wireless data transmission is a very common art in the Internet of Things. Wireless data transmission includes three levels: node collection layer, intermediate transmission layer, and terminal monitoring application layer. The middle transmission layer is responsible for wireless data transmission.…

zigbee? Applications of Zigbee Zigbee is a low-power personal area network protocol based on the IEEE802.15.4 standard. The technology specified under this agreement is a short-range, low-power wireless communication technology. The name comes from the eight-character dance of bees, because…

The wireless data transmission module is a modular product of the data transmission radio station. It refers to a high-performance professional data transmission radio completed with DSP technology and radio technology. The use of digital radio stations has evolved from…

In view of the necessity of converting serial port data into network data during Internet of Things communication, a design method of data transmission unit is proposed. The serial data interface is the commonly used RS-232 and RS-485 interface, and…

1. Application block diagram The DTU application framework diagram is shown in Figure 1. DTU communicates with node C through wired low-speed mode. Finally, DTU summarizes the data and sends it to the business platform server. The data uploaded by…