Let’s start with a simple question: How fast can the GPIO flip speed of STM32 (for example, used to simulate timing) be? Write a piece of code to test: [code]void test(void) { for(;;) { GPIOA->ODR = (...
https://www.baidu.com/sf_edu_wenku/view/326acdef172ded630b1cb6b7 I don't know where the original post came from. . The first question. . Are α and β equal in the third equation? Otherwise, how did the...
I would like to ask how to turn off the automatic layer selection function for routing... When I draw a 4-layer board, I select Signal Layer 1 or Signal Layer 2 for routing, but as soon as I click on ...
Tips: Go to the official website of National Technology - Developer Community - Download, and you can download the latest version continuously.[attach]605263[/attach][attach]]605259[/attach][attach]60...
[i=s]This post was last edited by nich20xx on 2020-7-5 06:31[/i] # 1 Introduction The sub-GHZ RF module of STM32WL can operate in the 150~960MHz ISM frequency band, supports the transceiver functions ...
The basic structure of the microcontroller includes six parts: central processing unit (CPU), memory, timer/counter, input and output interface, interrupt control system and clock circuit. 1. Basic...[Details]
According to foreign media reports, the European consortium 3DREMAG, led by the Finnish National Technical Research Center (VTT), is developing a new material suitable for 3D printing permanent magne...[Details]
Whenever I see the rows of small lights on the speakers and amplifiers at home jumping like waves with the music being played, or when I open the music player software Qianqian Jingting on my compute...[Details]
According to foreign media reports, Tesla CEO Musk recently expressed his dissatisfaction with its partner Panasonic, saying that Panasonic's battery production line at Tesla's Nevada battery factory...[Details]
From June 25 to 26, the 5th Jiwei Semiconductor Summit was held in Haicang, Xiamen. The theme of this summit was "The Heart and the Core are in the Same Place, Changes are Like Kunpeng", which brough...[Details]
The trillion-dollar smart home market is being opened up, and smart home life is no longer a lofty concept, which has driven the rapid growth of smart homes. Data from IDC shows that China's smart ho...[Details]
Qichacha shows that Huawei's Hubble Technology Investment Co., Ltd. recently added a new overseas investment - New Consensus (Hangzhou) Technology Co., Ltd. (hereinafter referred to as "Hangzhou New ...[Details]
Positioning system refers to the positioning and tracking of property and personnel in a limited area, such as within a company, campus, port, warehouse, etc. With the rapid increase of data se...[Details]
Farnell element14, a global distributor of electronic components and solutions under Avnet, called on its community of engineers and makers to actively meet the challenges during the epidemic, protec...[Details]
Radio Frequency Identification (RFID) is a technology that uses the spatial coupling and backscattering characteristics of radio frequency signals to automatically identify target objects and exchang...[Details]
When using Keil to program 8051 microcontrollers, absolute addresses are often required for access, especially for hardware operations, such as DA AD sampling, LCD liquid crystal operations, printing ...[Details]
On April 14, Shenzhen Textile released its performance forecast, saying that in the first quarter of this year, the company expects to achieve a net profit attributable to shareholders of listed comp...[Details]
This article mainly introduces the relevant knowledge of ARM bare metal code relocation and the implementation process of relocation. The following will start with the startup method of the ARM bare ...[Details]
Common oscilloscopes on the market have spectrum display functions. This mainly uses Fourier transform (FFT) to convert the time domain and frequency domain. However, the FFT and spectrum analyzer of...[Details]
Many Chinese infrastructure and operations (I&O) leaders hope to use automation technology to simplify and speed up the configuration, management and expansion of IT infrastructure resources when...[Details]