Award-winning live broadcast: Melexis consumer-grade ultra-low power position sensor simplifies design and reduces costsClick here to registerLive broadcast time: 10:00-11:30 am, May 18, 2021Live broa...
[i=s]This post was last edited by dcexpert on 2020-7-3 14:52[/i]Before starting to use it, it is helpful to do a simple analysis of the circuit of the development board. The schematic diagram of the d...
In recent years, the development of smart homes has brought great changes to the smart lighting industry. Smart lighting systems are increasingly favored by many people. Especially with the impact of ...
[list=1] [*]Atomic operations are operations that will not be interrupted by the thread scheduling mechanism; once such operations are started, they will run until they are completed without any threa...
The positioning accuracy of the UWB positioning system can reach the centimeter level. In different positioning situations, the average positioning accuracy is 10-30 centimeters. Why is the positionin...
The basic circuit of "digital power amplifier" is the long-existing Class D amplifier (called Class D amplifier in China). In the past, due to price and technical reasons, this amplifier circuit wa...[Details]
The circuit of voltage follower
constructed by op amp
is simply connected with the output and the inverting input in traditional textbooks, but the actual circuit is much more complicated and t...[Details]
On May 14, Xiaomi’s official Weibo account announced that Xiaomi won the “Derwent Top 100 Global Innovation Companies 2018-2019” and posted photos of the award ceremony. Xiaomi's official We...[Details]
According to the working mode,
semiconductor lasers
are divided into two categories: pulsed lasers and continuous lasers. The first two lasers in Table 5.1 are pulsed lasers, which are ...[Details]
The current mode of a spectrum analyzer typically has a frequency response starting at a low frequency of 10Hz. When used in conjunction with FET software with a bandwidth of 1Hz or less, modern spec...[Details]
I thought Xiaomi had given up on the tablet market because it hadn’t updated its product line in more than two years. The previous model, the Mi Pad 4, was released in June 2018 and sales were not im...[Details]
According to Ars Technica, a significant number of Apple device users have been "bombarded" with spam group FaceTime calls late at night from people they've never met. Spammers or "pranksters" are ...[Details]
Nowadays, video surveillance plays an important role in social life, such as protecting personal property. Traditional security technology emphasizes the real-time response to events or the effec...[Details]
1. Overview CDQ circulating gas is a dirty gas with complex composition, containing solid particles, acidic and viscous media, etc., so its flow measurement is difficult. Orifice plates or Willabar f...[Details]
In 2022, American scholar Chris Miller published a very famous book called "Chip Wars", which tells the story of technological competition and great power game between the United States, Japan, Sou...[Details]
0 Introduction In electronic measurement, we often encounter the measurement of network impedance and transmission characteristics. Amplitude-frequency characteristics is one of the important tr...[Details]
Apple announced new features for its AirPods earphones at WWDC: automatic switching between devices, and a new "spatial audio" feature for its AirPods Pro earphones. Both regular AirPods and AirPod...[Details]
The source program of the sending microcontroller is as follows: #include "ir_send.h" /*------------Initialize IO------------*/ void ir_init(void) { P2M0 = 0x80; //P2.7 strong push-pull ...[Details]
Cochlear implants, also known as artificial cochleas or electronic cochleas, are currently the only device that can help severely deaf patients restore their hearing. Compared with hearing aids t...[Details]
For users who are planning to purchase and use infrared oil testers for the first time, it is particularly important to know some knowledge about related instruments and meters in advance. As for wha...[Details]
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