ST485ERXN

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The RS485 transceiver is a member of the RS232/RS485 family. It is a driver, receiver, and interface. It is used in many applications, such as data acquisition systems, industrial control systems, and medical control systems. It is especially useful for those systems that require long distance communication over a single twisted pair of wires. The RS485 transceiver is designed to provide reliable data communication.

What is RS485?

RS485 is an industry-standard serial communications protocol. It is based on the original RS232 standard and is used to transfer digital data over twisted pair or shielded twisted pair cable. Unlike RS232, which is a point-to-point protocol, RS485 supports multiple receivers, allowing multiple devices to be connected in a network configuration. RS485 is typically used in industrial control systems, data acquisition systems, and other similar applications.

RS485 Transceiver

RS485 transceivers are specialized integrated circuits (ICs) that are used to interface a microcontroller, microprocessor, or other device to an RS485 bus. They provide a physical interface between the two systems, allowing data to be transmitted and received. An RS485 transceiver will typically include three parts: a driver, a receiver, and an interface. The driver and receiver are used to convert the data signals from the microcontroller or other device into the differential two-wire format used by RS485. The interface is used to allow multiple devices to be connected to the same RS485 bus. The interface typically consists of a logic circuit that enables multiple transceivers to be connected in a network configuration.

RS485 Transceiver Working Principle

The working principle of an RS485 transceiver is relatively simple. It consists of a driver and receiver that convert the data signals from the microcontroller or other device into the differential two-wire format used by RS485. When the microcontroller sends a signal, the driver converts the signal into the RS485 format and transmits it over the RS485 bus. When a signal is received, the receiver converts the signal back into the original format for the microcontroller to process.

RS485 Transceiver Application Field

RS485 transceivers are used in many application fields. They are used in industrial control systems and data acquisition systems, as well as medical control systems, surveillance systems, and automation systems. They are also used in automotive control systems, allowing data to be transmitted and received over long distances. RS485 transceivers are also used in building automation and control systems, allowing multiple personnel, such as security guards or janitors, to communicate and control a wide variety of systems over a single twisted pair of wires.

Conclusion

RS485 transceivers are an essential component of many applications that require long-distance communication over a single twisted pair of wires. They provide the physical interface between the microcontroller or other device and the RS485 bus, allowing data to be transmitted and received. They are used in a variety of applications, ranging from industrial and data acquisition systems to medical control systems, automotive control systems, and building automation and control systems. The working principle of an RS485 transceiver is relatively simple, consisting of a driver, receiver and interface.

The specific data is subject to PDF, and the above content is for reference