1. Electrical characteristics of RS485: logic “1” is represented by the voltage difference between the two lines as + (2-6) V; logic “0” is represented by the voltage difference between the two lines as – (2-6) V. modbus over rs485 The interface signal level is lower than that of RS-232-C, so it is not easy to damage the chip of … Continua a leggere
Serial port to Ethernet provides the function of serial port server, which can easily realize bidirectional transparent transmission of data between RS232/485/422 serial port and TCP/IP network interface without development. Through the serial port server, the serial port device can immediately have the function of TCP/IP network port, and can be connected to the network for data communication, expand the … Continua a leggere
The POE switch has a very important hidden indicator, only the gods know it! I only tell you once! Remember it! Next, let’s take a look at the hidden indicators of POE switches with the editor of Feichang Technology!Serial port A very important hidden indicator of the POE switch is the total power of the POE power supply. Under the … Continua a leggere
The Lorawan Node Outdoor Gateway is a powerful and reliable solution for connecting outdoor devices to the LoRaWAN network. It is designed to provide a secure and reliable connection between outdoor devices and the LoRaWAN network, allowing for remote monitoring and control of outdoor devices. The gateway is designed to be easy to install and configure, and is capable of … Continua a leggere
Power module is a type of electronic device that is used to convert electrical energy from one form to another. It is typically used to convert alternating current (AC) to direct current (DC), or vice versa, or to convert DC to AC. Power modules are used in a variety of applications, including power supplies, motor controllers, and other electronic devices. … Continua a leggere