In an era when RS232 ports were common, it was by far the most common method of bit-by-bit communication, so much so that the term “serial port” became synonymous with “RS232 port.” Using the word “serial” in conjunction adds to…
Where did Cellular IoT originate?
The proliferation and popularity of IoT devices has led to the rise of low-power, wide-area network (LP-WAN) options such as SigFox, LoRa, and Weightless. Traditional cellular options, such as 4G and LTE networks, consume too much power. Furthermore, they are…
What is the difference between 5G and 4G
5G (fifth generation network) is under development. Promising to deliver blazing-fast speeds and eliminate congestion, the technology promises to revolutionize mobile networks and create new economic opportunities: but, how will it do this? How will it differ from 4G? The…
IoT Cellular Networks, What Are Our Options?
Cellular networks are changing and some are dying. At the recent 11th Global Mobile Broadband Forum (MBBF), Miao Shouye, leader of China Unicom’s 5G co-construction and sharing working group, revealed the latest clear incident of China Unicom’s 2G network withdrawal.…
How NB-IoT can better provide Internet of Things solutions
Traditional 4G wireless networks offer more capabilities than these use cases require. Additionally, IIoT applications require seamless coverage in remote environments, where staying connected consumes battery power and shortens device life. With the advent of 5G and NB-IoT, the ratio…
How to use RS232, RS422 and RS485 interfaces to expand the network?
Engineers often find themselves with insufficient cable length to connect end devices with RS232, RS422 and RS485 interfaces to their computers or controllers. How to solve this problem? There are many ways to expand the RS232, RS422 and RS485 interface…
What is MQTT?Why is it needed in IoT
As the industry develops rapidly, the number of devices required for data management and reception is also increasing. In order to solve the problem of communication between numerous devices and the problem of combination of devices in a single network,…
Differences between 2G and 4G
1. Global System for Mobile Communications (GSM): This is a mobile network widely used by mobile phone users worldwide. In this case, the customer’s information is placed on a SIM card that can be carried in the new phone. It…
Serial server transparent transmission principle
Serial server transparent transmission principle The serial port server is a small electronic device that performs two-way transmission between TCP/IP data and serial port data. Its working principle is that when the serial port server is connected to the computer,…
What are the functions of 4g industrial routers and what are the differences from home routers?
What is a 4g industrial router? 4G industrial router is an IoT communication and networking device that provides fast networking solutions for user equipment through the 4G LTE cellular network. Usually 4g industrial routers use high-performance embedded CPUs with operating…
Functional applications of 5G industrial routers
Industrial routers are communication equipment that realizes outdoor networking based on cellular networks. 5G industrial routers are outdoor communication equipment that are realized through 5G networks. They are 20 times faster than 4G industrial routers. The price and speed are…
Do the data bit times of serial communication have to be consistent?
What is serial communication Serial communication is of great significance to microcontrollers, and requires a small number of cables and simple wiring, so it is widely used in remote data transmission. To put it simply, the data exchange between the…