Except for the part of the program using the aclk timer, the other work is normal. The oscilloscope shows that there is a high level but no 32k signal. The passive crystal oscillator (12.5pF) is direc...
There are a lot of exhibitors this time, including brand exhibitors and individual exhibitors, occupying 4 exhibition halls of the New International Expo Center.
This exhibition uses the exhibitors' w...
It should come as no surprise that ubiquitous noise is the enemy of RF and microwave designers. Noise limits the ability of a communications receiver to detect weak signals, thus preventing designers...[Details]
Overview In a new study in the journal Nature, researchers at Columbia University School of Engineering have built a photonic chip that can generate high-quality, ultra-low-noise microwave signals ...[Details]
About 16F914 anti-static discharge...
I recently did a project using 16F914, with a few buttons, a few digital tubes, and a few input signals (digital signals) to process. The board pulse group test ...[Details]
Today, Xiaomi Group Vice President Chang Cheng forwarded a report from IT Home saying that Xiaomi 10/10 Pro has received the official MIUI12 stable version. So what are the benefits of upgrading Xi...[Details]
In the new energy vehicle market in 2024, although fire accidents have been greatly reduced compared with before thanks to the advancement of power battery safety technology, they still occur from ...[Details]
Transconductance operational amplifier, what does transconductance operational amplifier mean
Definition of Transconductance Operational Amplifier
An operational amplifier can be placed between t...[Details]
According to statistics from Yula and VKontakte Ads, demand for used mobile phones/laptops in Russia increased by 44% this month, while supply fell by 46%. According to Yulia and VKontakte,...[Details]
As shown in the figure, this is the Doppler effect and light dual-control automatic door socket circuit (RD627). It consists of a Doppler effect sensor head, a light-controlled switch, a monostable...[Details]
IT Home reported on January 5 that the recent incident of spending 140,000 yuan to buy a 88888 number that has not been unblocked has attracted great attention online, and the holder of the num...[Details]
The simulation schematic diagram of the intelligent frequency meter is as follows The microcontroller source program is as follows: #ifndef main_c //test ok #define main_c #endif #include "mai...[Details]
In response to the future trend of the development of multiple applications of smart light sources, BRIGHTEK OPTOELECTRONIC CO., LTD. has newly launched the ISELED 3023 Smart LED chip, allowing brand...[Details]
In the past 10 years, the automotive industry has experienced a period of great turbulence. Traditional business models, supply chains and existing market players have been challenged wave after wave...[Details]
On June 2, according to foreign media reports, the US chip industry is preparing for a large-scale lobbying campaign in an effort to obtain tens of billions of dollars in federal funds to expand dom...[Details]
1.1 Description and Function We can think of an oscilloscope simply as a voltmeter with a graphical display. An ordinary voltmeter gives a measurement reading of the signal voltage by moving ...[Details]
The noise figure mainly measures the signal-to-noise ratio (SNR) performance of the component, which is the basis of most digital communication parameters such as bit error rate (BER) and carrier/nois...[Details]
MicroPython Open Source section
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