I use two stm32f446 microcontrollers as SPI master-slave communication, and the NSS line is enabled by software
The host receives the code as follows:The slave's receiving code is as follows :Experime...
[i=s]This post was last edited by wangerxian on 2022-11-21 16:13[/i]I bought a Xiaomi router [Xiaomi Router 4A Gigabit Edition] three years ago. Now I feel that its performance is average. The speed t...
Judging from the time of repeated restarts, it is similar to long pressing the Power button. Check the Power_On signal and find that it has been continuously pulled low. The schematic diagram of the P...
Hello~ Friends, let me ask you, what do you pay most attention to when buying a power supply?For example, inherent indicators include: the number of output channels, the adjustable range of output vol...
MPS conducted a survey on cheap and easy-to-use power chips . Among the dozens of replies, there were several students who recommended MPS chips. It just so happened that MPS was cooperating with EEWo...
In 2017,
Sanan Optoelectronics
achieved sales revenue of 8.394 billion yuan, operating profit of 3.856 billion yuan, and net profit attributable to shareholders of the parent company of 3.1...[Details]
In the previous article, I wrote a simple GPIO running light test, which looked a bit monotonous. I was used to serial port debugging. If there was no serial port on the board, I had to find another ...[Details]
On the eve of Qingming Festival, the trade friction between China and the United States is on the rise. Let's follow the automotive electronics editor to learn more about the relevant content. Ba...[Details]
In 1952, Bell Labs built a 6-foot-tall automatic number recognition machine called "Audrey", which could recognize the pronunciation of the numbers 0 to 9 with an accuracy of more than 90%. And its...[Details]
On April 16, the U.S. Department of Commerce announced that it would ban U.S. companies from selling parts, goods, software, and technology to
ZTE
for seven years, until March 13, 2025.
Th...[Details]
The parking assistance system is an important application of the active anti-collision system of automobiles in low-speed and complex urban environments, and is also a specific embodiment of the inte...[Details]
The adoption rate of serverless
cloud
computing
is gradually increasing, but it has not yet reached people's expectations. Various surveys show that serverless
is
still
an eme...[Details]
In the project, CPLD is needed to complete part of the algorithm design. The parameters are given by AVR, so the communication between AVR and CPLD needs to be completed. Therefore, a test program is...[Details]
Recently, Zhejiang Lipu Crushing Equipment Co., Ltd. invested 50 million yuan to build a new "annual production of 1,200 high-efficiency and energy-saving ultra-fine pulverizer construction project...[Details]
According to the description provided in the official manual of ST, it is not difficult to see that the ADC analog watchdog is actually that the user can set an upper and lower limit of the AD value...[Details]
LiDAR: Autonomous driving from the perspective of optoelectronic technology LiDAR and competing sensor technologies (camera, radar, and ultrasonic) intensify the need for sensor fusion and the need...[Details]
ADI has established long-term good relationships with car manufacturers and Tier 1 component suppliers. Based on its previous long-term successful cooperation with new energy vehicles and suppliers a...[Details]
STM32 has three startup modes. In RM0008 downloaded from the ST official website, you can find the startup-related configuration instructions: Translated into Chinese: The storage media corresp...[Details]
Note: This STM32 microcontroller is the STM32F103 series. The ADC of Stm32 has DMA function. This is beyond doubt and is what we use most! However, if we want to sample a signal (such as a pulse sign...[Details]