ESP32 provides two SD/MMC hardware channels and also supports access to SD cards through one of two SPI ports that users can normally use. The slot parameter can take values from 0 to 3, slot0 and 1 u...
[i=s]This post was last edited by Yuzhong on 2014-11-27 09:07[/i] Generally speaking, the voltage signal amplitude output by the pressure sensor is relatively small, and the output range is irregular....
[font=宋体][size=10.5pt]2010[/size][/font][font=宋体][size=10.5pt]Prisons[/size][/font][font=宋体][size=10.5pt]Detention Houses[/size][/font][font=宋体][size=10.5pt]New Features of Video Surveillance[/size][/...
I have many years of work experience in the PDA industry, and have been engaged in the development of PDA handheld terminal applications. I have developed a variety of devices: CASIO DT900, DT300, DTX...
I would like to ask the relevant people. I am a student majoring in computer science. I am a sophomore this year. I would like to ask what preparations should I make if I want to develop in hardware o...
In recent years, with the increasing demand for manufacturing and automated production management, industrial barcode scanners have gradually become an indispensable part of the industrial manufact...[Details]
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
The most significant feature of IPS panels is that both electrodes are located on the same surface, unlike other LCD panels, which have electrodes arranged on top and bottom surfaces in a three-dim...[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
Recently, South Korean robotics giant WIRobotics launched its first general-purpose humanoid robot, ALLEX, at the Robotics Innovation Center (RIH) at the Korea University of Science and Technology....[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[Details]
In June 2014, the Ministry of Industry and Information Technology issued 4G FD-LTE licenses to China Unicom and China Telecom. Together with the 4G TD-LTE licenses issued to China Mobile, China Uni...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
Permanent magnets are essential components in a wide range of household and industrial devices. They are particularly crucial in the renewable energy sector, including electric vehicle motors. Curr...[Details]
Reflow soldering is one of the most commonly used methods in electronics manufacturing, allowing for the soldering of large numbers of components in a relatively short time. However, any experience...[Details]
"We have successfully launched the first version of our dedicated chip for EMB brake-by-wire. Second-generation samples have also been successfully completed, and we are actively planning a third-g...[Details]
Magna's integrated in-cabin perception system fuses vision and millimeter-wave radar data to detect the presence of passengers, identify stranded children, monitor driver fatigue and vital signs, a...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
For today's new energy vehicles, they have different configurations from fuel vehicles, and some configurations have also become a selling point for manufacturers. Compared with traditional vehicle...[Details]