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On October 15, the signing ceremony of the Weice integrated circuit chip wafer-level and finished product testing base project was held in Pukou Economic Development Zone. According to information fr...[Details]

DMA sends data After starting DMA and sending is completed, a DMA sending completion interrupt is generated. The following operations are performed in the DMA interrupt service function:  Place ...[Details]

The 4-channel oscilloscope can observe and measure 4 signals at the same time, which is more convenient when comparing and measuring more than one signal. The panel layout, functions and settings o...[Details]

STM32 USB keyboard and mouse routines can be found on the Internet, but routines that integrate keyboard and mouse in the same device are relatively rare (I only found the 51+D12 version of Quanqua...[Details]

Today, Honor, together with JD.com, China Electronic Video Industry Association and others, held a new product category communication meeting in Beijing with the theme of "Opening the Future Smart Er...[Details]

 Hardware testing is an essential skill for engineers. Depending on the different positions in the industry chain, hardware testing from solution companies, third-party laboratories and certification...[Details]

If our 3W LED lamp cup costs 120 yuan, the commonly used 12W energy-saving lamp in the market costs about 20 yuan. If the 12W energy-saving lamp is on for 8 hours a day, it will be 0.096 kWh per d...[Details]

0 Introduction One of the most important functions of radar is to track and measure the distance of the target. Firstly, the basic principle of radar ranging and tracking is explained, and...[Details]

This article uses actual test cases to illustrate the differences in oscilloscope bandwidth requirements for measuring power supply ripple and power supply noise, as well as the huge differences in m...[Details]

Measurement of inductor q value - in sensing applications 1 Error Analysis of Low-Q Inductor Measurement In actual sensing, when measuring low-Q inductance, we often encounter some inductors that h...[Details]

　　An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing...[Details]

Vortex flowmeter is a new type of flowmeter that measures the flow of fluid in closed pipes based on the Karman vortex principle. Because of its good medium adaptability, it can directly measure the ...[Details]

　　As shown in the figure, this is the temperature control circuit of the breeze ceiling fan. It consists of a temperature measurement control circuit and a step-down rectifier power supply circuit. T...[Details]

　   Abstract: This article introduces the principle of infrared remote control transmission and reception, proposes a decoding scheme using PLD (programmable logic device), and implements it using EP...[Details]

TR5511 is an EDP to LVSD dot screen conversion solution chip, and CS5211 is also an EDP to LVDS screen conversion bridge chip. The functions of the two are the same. TR5511 and CS5211 ha...[Details]