The first two articles introduced [PID speed control](https://en.eeworld.com/bbs/thread-1166004-1-1.html) and [PID position control](https://en.eeworld.com/bbs/thread-1166782-1-1.html), which are used...
[i=s]This post was last edited by gs001588 on 2022-1-8 12:16[/i][Evaluation of domestic FPGA Gaoyun GW1N-4 series development board] ——9. Internal OSC and rPLL IP core testGW1N-4, GW1N-4B and other se...
Zero-drift amplifiers use a unique self-correcting technique to provide ultra-low input offset voltage (Vos) and near-zero input offset voltage drift over time and temperature (dVos/dT) for general-pu...
It is a 1MHZ PWM signal. The 12V side is stepped down to 5V and fed to the microcontroller. It is found that the 5V power supply has more burrs, causing the PWM output waveform to be distorted. 12V 24...
When I read and write the SD card, FR_NOT_READY is always returned. The waveforms of the CD and DATA0 pins measured with an oscilloscope are abnormal. The SD card is powered by 3.3V and the processor ...
After many rounds of repeated testing, the first version of our forum app is now online! It does not take up memory, and you can easily browse the forum by scanning the code. Welcome everyone to exper...
Smart cars are the development direction of advanced technologies in the automotive industry in recent years, and the application of sensors is a key technology in smart car environmental detection...[Details]
According to ZDnet, Australian telecommunications company Telstra has announced plans to shut down its 3G network in June 2024 and transform the spectrum for its 5G network. Before then, the company...[Details]
The DiTu QR code Bluetooth secure signature verification module uses the nRF52832 SoC to provide secure offline signature verification capabilities The rapid rail transit system in Shanghai, the co...[Details]
Android supports three types of processors (CPUs): ARM, Intel, and MIPS. ARM is undoubtedly the most widely used. Intel is well known for its popularity in desktops and servers, but has relatively ...[Details]
When using STM8 or STM32, you can often see the use of assert_param() in the official library files. I always ignore it because it does not affect the use. But as a qualified and rigorous engineer, I...[Details]
1. Theoretical knowledge
The PWM function has a dedicated module inside high-end microcontrollers such as Freescale and STM32. When using such chips to implement the PWM function, you only need t...[Details]
Laser direct writing technology is an ultra-precision processing technology that has been widely used in recent years. This technology uses a laser beam with variable intensity to perform regular...[Details]
Serial communication is normal I am in the program #include stdio.h int fputc(int ch, FILE *f) //STM8S105, printf function redirection { while (!(UART2- SR&0x80)); UART2- DR=ch; return ...[Details]
Development Trend of Human-Computer Interaction Technology in Intelligent Cockpit At present, cars have not only changed in power source, driving mode and driving experience, but also the cockpit h...[Details]
Recently, an investor asked a question on the investor interaction platform: How about the company's WIFI6 chip technology? In response to this, Fumanwei stated on the investor interaction platform ...[Details]
From the Chengdu-Chongqing Railway to the Qinghai-Tibet Railway, to the Beijing-Kunming High-speed Railway, to the "four vertical and four horizontal" high-speed railway network construction ...[Details]
Washing machines have always been an important part of our daily lives. However, the problems we have to deal with within a few months of using them make it more difficult. Previously, we have publ...[Details]
As the size of modern high-speed ultra-large-scale integrated circuits continues to decrease, the power requirements continue to increase. Therefore, the power density of the power supply must be incr...[Details]
It is reported that four projects of the Shenyang Institute of Automation of the Chinese Academy of Sciences and Shenyang Siasun Robot Automation Co., Ltd. were approved for 40.96 million yuan in fun...[Details]
Preface The control of the MCU is actually the control of the I/O port. No matter what kind of control the MCU performs on the outside world, or what kind of control it accepts from the outside, it i...[Details]
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