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The term "measurement" became a professional term in China in 1953, replacing the ancient "weights and measures". According to the "International Basic Terms of Metrology" jointly formulated by the I...[Details]

The demand for photovoltaic inverters mainly comes from two parts: new installation demand and existing stock replacement demand. With the rapid growth of demand in the photovoltaic industry and th...[Details]

In the pursuit of higher system efficiency and performance, the input voltage of digital and mixed-signal components in data storage and communication systems is showing a trend of operating at low...[Details]

1. Introduction As a new type of tracking and positioning device, the six-degree-of-freedom electromagnetic sensitive positioning system can determine the six parameters of the target in real ...[Details]

　　When we program in C language for microcontrollers, we always add a while(1) statement to each program. This statement can act as an infinite loop. The general form of a while statement is:      Wh...[Details]

This paper discusses the design method of the long-term monitoring system for the operation status of railway bridges, and introduces its hardware composition, software structure and system functions...[Details]

Also known as a multimeter, three-function meter, multiplexer, it is a multi-function, multi-range measuring instrument. Generally, a multimeter can measure DC current, DC voltage, AC voltage, resist...[Details]

The stepper motor servo system is a typical open-loop control system, and the command signal flows in one direction. The open-loop system has no position and speed feedback loops, and eliminates th...[Details]

At present, multimedia applications based on broadband networks are increasing day by day, and high-performance DSPs are constantly being innovated. Since DSP has very flexible programming and computi...[Details]

Here, channel 1 and channel 2 of TIM3 are used as level capture of AB items. Since STM32 has its own hardware encoder interface, it can be used as long as it is set up. It is very powerful. The follo...[Details]

　　This paper introduces a design of a dual-channel digital storage oscilloscope based on DSP. The digital storage oscilloscope is mainly composed of DSP digital signal processor , front-end conditi...[Details]

Following is a 4 x 25W Quad Audio Amplifier circuit (an amplifier with four inputs and four outputs) based on TDA7381. This amplifier is designed for car audio systems but you can also use this cir...[Details]

1 Introduction Since the output voltage of the power supply to be designed has a large range of variation (0-5KV), and the output current is kept adjustable between 3-6A; the more difficult...[Details]

　　Sina Digital News reported on the morning of April 24 that Apple recently obtained a new patent. In the future, the Apple Pencil stylus will be able to replace more diverse pen tips and become a br...[Details]

Industrial Personal Computer (IPC) is a computer system designed specifically for industrial environments, with the characteristics of high reliability, high stability, and high real-time performan...[Details]