UBC-220_15

1. Background: The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]

The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]

Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]

Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]

Voltage hysteresis is a characteristic of lithium-ion battery and the basis of its existence. The principle is as follows: the thionyl chloride electrolyte of the battery is a strong oxidizing chem...[Details]

1 Causes of problems with electric vehicle batteries 1.1 Caused by the battery itself Why do we say that? In the previous issue, we learned about the working princi...[Details]

Lithium iron phosphate batteries are used as lithium-ion secondary batteries. Their main application is now in power batteries, which have great advantages over NI-H and Ni-Cd batteries. Lithi...[Details]

With the continuous development of integrated circuit technology, integrated circuits have developed from thousands of gates to the current level of millions and tens of millions of gates. The applica...[Details]

1. Fieldbus Technology The blast furnace gas washing system is to purify the gas recovered from the blast furnace through the washing tower and then send it to the user. The original conve...[Details]

With the development of society, cars are increasingly closely related to people's lives, and the DC voltage used in cars is generally 12V, which cannot be directly used by portable electronic devi...[Details]

Since the beginning of this year, communication operators have been competing to improve the status of wireless local area network (WLAN), not only viewing it as an auxiliary means of wired broadba...[Details]

In single-chip microcomputer application systems, it is often necessary to communicate with microcomputers through RS-232 serial ports. Among various operating systems, Microsoft's Windows is more ...[Details]

The forward and reverse control circuit of the motor is complicated because of the large number of manufacturing processes. After the new installation or renovation, it is possible to misconn...[Details]

Abstract: Network monitoring technology is constantly improving with the development of microelectronics technology, modern communications and network technology. Using network technology to monitor p...[Details]

ARM7 has a three-stage pipeline structure (fetch, decode, execute). For most instructions, each pipeline is processed in a single cycle. However, in some cases, the number of cycles for fetching a...[Details]