The course content is gradually developed from the basic physics and the basic operation of capacitor structure, and then discusses the structure and operation of MOSFET and NVSM, allowing students to...
1. Mission
Design and manufacture a dual-channel voice transmission wireless transceiver system to achieve the simultaneous transmission of two-way voice signals on one channel. The schematic diagram ...
Type-c charging and music listening two-in-one adapter solutionSo how can a Type-c mobile phone be connected to this two-in-one adapter for charging and listening to music at the same time? This requi...
With the continuous improvement of automation level, the number of motors used in more application scenarios and different environments has increased dramatically. This puts higher requirements on the...
I registered EEWORLD when I was in college around 2008.
Later I forgot the password of that account so I couldn't log in. I had to register again and could only choose the name Common Ze1From college ...
Smart sensors: key applications in medicine, health and the environment
https://download.eeworld.com.cn/detail/sigma/622401Principles and maintenance of common medical equipment CT machine
https://dow...
After studying TCP/IP protocol for several days, I gradually understood that TCP and IP are two protocols on different layers, and they are also different. TCP is built on IP. Of course, IP can not...[Details]
Abstract: This article shows how to use a high-voltage, high-current-drive operational amplifier to convert a voltage signal into a ±20mA or 4–20mA current signal for use in process-control indus...[Details]
Lithium-ion batteries have become the preferred energy source (power source) for laptops and handheld systems. As the demand for power from CPUs, displays, and DVD drives continues to grow, high-en...[Details]
Electromagnetic compatibility (EMC) refers to the ability of a device or system to operate in accordance with requirements in its electromagnetic environment and not to cause intolerable electromagne...[Details]
In some DC/DC converters, on-chip cycle-by-cycle current limiting may not be sufficient to prevent failure during a short circuit. A nonsynchronous boost converter provides a direct path from the inpu...[Details]
Previously, Xiaomi successfully registered the "Xiaomi Express" trademark. The official said it was just for placeholder, but the reality is not that simple. Now "Xiaomi Express" is officially launch...[Details]
1. The working environment of outdoor LED lamps that outdoor lighting designers must consider.
Due to the complex working environment of LED outdoor lighting, affected by natural conditions s...[Details]
Preface When programming in KEIL5, you often encounter many "Target not created", that is, the target cannot be achieved. Therefore, this post is opened to help everyone solve these problems. detai...[Details]
Abstract: This paper studies the low-power physical implementation method of gated clock technology in 130 nm process based on high threshold standard cell library. The mechanism of multi-level gated ...[Details]
In March 2013, there were many news events related to light-emitting diodes (LEDs). This was not accidental. In fact, it was the result of the industry's joint efforts over the years and the breakthr...[Details]
On November 23, Laifu Harmonic announced the completion of a round D financing of over RMB 100 million, led by the "national-level large fund" China Development Bank Manufacturing Transformation ...[Details]
Electromagnetic interference (EMI) test receiver: (9KHz～1GHz).
The receiver can currently perform the following test items: Introduction
1: Conducted interference test: (9KHz-30MHz) This test...[Details]
(1) IO port pins use self-explanatory macro definitions, such as LED1, LED_ONE_PIN (2) The IO port level is defined using macros, such as PIN_ON/PIN_OFF (3) A value that needs to be compared with...[Details]
Embedded devices with ARM as the core are products with computers as the core, and they must have memory to store software. The software in the single-chip microcomputer is stored in the ROM memory in...[Details]
In recent years, China State Grid has been working hard to build a unified strong and intelligent grid with networking and automation , and has clarified the strategy of promoting the development of ...[Details]
Training Edition
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