A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. It is equivalent t...
Power-on test on the development board:Connect mouse, keyboard, network cable;linux Check out the Linux kernel, 5.4, which is quite powerful. Linux 5.4 will be an important kernel on the file system f...
Recently I need to generate a -5V voltage, and I chose the LM337 chip. According to the picture in the manual below, I would like to ask you seniors, is the VIn in the picture a positive voltage input...
1. The worst part of using new tools and new scammers is actually testing them for free. If they work, it's fine. If they don't, you're out of luck.
This post is very short, but it took a long time, a...
On the evening of April 28, Huawei held a press conference for its foldable flagship and all-scenario new products. The new generation of foldable screen flagship HUAWEI Mate Xs 2, Huawei Smart ...[Details]
working principle: When the float floats as the liquid level rises and falls, the magnet in the float attracts the contacts of the reed switch, causing an on and off action, and then gives an on-off ...[Details]
Many people know that Apple was founded by Steve Jobs in his parents' garage. But what is less well known is that in 1976, the year Jobs founded Apple, Apple's first product, the Apple-1 comput...[Details]
We often see various trigger modes in the trigger options of oscilloscopes. After setting the trigger mode, the waveform still cannot be displayed stably. Is it because the oscilloscope cannot meet t...[Details]
Preface Regarding IAP technology, those who have worked as a bootloader must be familiar with it (the full name of IAP is In Application Programming, which is application programming). It is differen...[Details]
STM32F1xx official information: "STM32 Chinese Reference Manual V10" - Chapter 16 Real-time Clock (RTC) RTC Real Time Clock Introduction to RTC Real Time Clock The real-time clock is an independe...[Details]
Chips are usually regarded as a synonym for integrated circuits. On a chip the size of a fingernail, there are tens of millions to billions of components, which is like dancing on the tip of a needle...[Details]
Power electronics technology is a comprehensive discipline that studies the principles and devices of power conversion. It is an electronic technology widely used in the power industry. The resea...[Details]
On September 27, Chujiang New Materials stated on the interactive platform that its subsidiary Dingli Technology is mainly engaged in the research and development of high-purity C powder in SiC singl...[Details]
9013 is an NPN type silicon low-power transistor. It is a very common crystal transistor. It is often seen in radios and various amplifier circuits. It has a wide range of applications. It is an npn ...[Details]
1. IO port related to RTC: PC13 (TAMPER-RTC) cannot be set to GPIO_Mode_AN state, otherwise it will not enter the RTC interrupt. (It can be set to GPIO_Mode_IN). 2. RTC_WakeUpCmd(DISABLE) is required...[Details]
Guided wave radar level meter is a radar level meter based on the principle of time domain reflection (TDR). The electromagnetic pulse of the radar level meter propagates along the steel cable or pro...[Details]
Digital frequency meter is an indispensable measuring instrument in the fields of scientific research and production such as computers, communication equipment, audio and video. The digital frequen...[Details]
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