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Time-controlled emission (TRE) is a commonly used non-invasive waveform measurement method that can detect the timing waveform of the internal nodes of the chip from the back of the chip. A perfect T...[Details]
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This article is only for beginners, experts please skip it! This article introduces the debugging steps after the Type III test board is welded. 1. Preparation before power on Aft...[Details]
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Oscilloscope operators sometimes find such a phenomenon: when using a probe to detect a signal, the measured signal jumps up and down, and the waveform is abnormal. If the afterglow display is used...[Details]
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The Chinese meaning of TD-SCDMA is Time Division Synchronous Code Division Multiple Access. This technical solution was proposed by China and accepted by ITU, becoming a member of the third-genera...[Details]
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Today's fast and complex digital designs require more physical layer analysis than ever before. Choosing the right oscilloscope can effectively help engineers perform measurements and analysis direc...[Details]
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Jiwei.com reported on July 29 that at Huawei's "New Life" press conference, in addition to the Huawei P50 series of mobile phones, Huawei also released a number of accessories. For example, the Leath...[Details]
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The header file 12c5a.h used in this program can be downloaded from: http://www.51hei.com/f/12c5a.rar
#include 12c5a.H //STC12C5A series MCU
#include "intrins.h"
void delay(uint16 time); //Softwa...[Details]
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1. Definition of power factor In order to characterize the utilization rate of AC power supply, the term power factor PF (Power Factor) is introduced in electrical engineering, which is defined as ...[Details]
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Our home appliances such as air conditioners and refrigerators are all labeled with a "China Energy Efficiency Label" indicating the energy consumption level of the appliance. Do you know how this en...[Details]
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Supply chain sources pointed out that as the process yield of Yangtze Memory and Changxin Memory increases, their production capacity will gradually expand this year. At the same time, the importance...[Details]
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Synchronous reset issues in design
1. Problem (I)
In many places, designers prefer synchronous reset designs in terms of clocking. The reason may be to save some chip area (flip-flops with as...[Details]
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Ultrasonic distance measurement is a favorite project for many electronics enthusiasts. The following ultrasonic distance measurement C language program uses an inverter push-pull output to increase ...[Details]
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The growth experience and goals of every Siege Lion are always similar. When I first started learning this technology, I hoped that I could independently make various smart products. With this abilit...[Details]
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On August 8, 2017, a magnitude 7.0 earthquake struck Jiuzhaigou County, Aba Tibetan and Qiang Autonomous Prefecture, Sichuan. However, while the editor was concerned about the safety of Sichuan compa...[Details]
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The industry-renowned Arm® Tech Symposia annual technology conference will
kick off at the Ritz-Carlton Hotel in Pudong, Shanghai on November 19, 2024, and will move to the Renaissance Shenzhen...[Details]