54122-411-21-2000

Event: The company simultaneously released its 2017 annual report and the first quarter report of 2018. In 2017, the company achieved revenue of 8.886 billion yuan, a year-on-year increase of 48.01...[Details]

On April 17, the U.S. Department of Commerce suddenly announced that it would completely ban U.S. companies from selling parts, goods, software and technology to ZTE within 7 years. This als...[Details]

Guangdong Traffic Regulation No. 355 To all municipal transportation bureaus (commissions) above the prefecture level, provincial transportation groups, Guangdong Power Grid Compa...[Details]

Recently, the Provincial Development and Reform Commission and the Provincial Poverty Alleviation Office jointly organized the application for a number of centralized photovoltaic poverty alleviation ...[Details]

1. Function prototype In the function library officially provided by STM32, you can find functions like HAL_Delay(). This function uses a timer to achieve a more accurate time delay and provides it...[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]

I have been working on this i2c for several days. Many people on the Internet say that this is a problem with the ST package library, and they basically talk about the STM32F1 series of chips, and ev...[Details]

1. Determination of STM32 ADC sampling frequency 1. First, read some information to determine the ADC clock: (1) The ADCCLK clock provided by the clock controller is synchronized with the PCLK2 (A...[Details]

According to MEMS Consulting, Japan's Toshiba will further develop its automotive LiDAR (laser radar) semiconductor business, mainly focusing on: (1) light receiving elements use...[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]

Recently, the relevant person in charge of the Energy Conservation Division of the Energy Conservation and Technology Equipment Department of the National Energy Administration said on the issue of...[Details]

I am going to do a project recently, which requires counting the frequency and duty cycle of the external PWM signal. The chip used is STM32F207 Looking at the datasheet, I found that one of the ma...[Details]

The watchdog timer is used to prevent the program from running away due to strong interference noise caused by power supply, space electromagnetic interference or other reasons. Many microcontrollers...[Details]

    The implementation of CAN driver under embedded operating system Android requires not only adding CAN driver device in Linux kernel, but also implementing the call of Android HAL layer. Taking S5...[Details]

I believe that many netizens who have watched "Interstellar" will remember this classic line, "Do not go gentle into this good night, nor let passion be drowned by the gloom of twilight". Different...[Details]