[font=微软雅黑][size=3]The in-ear headphones I bought on JD.com a while ago broke after being used for almost a year. I usually use them carefully, but occasionally when I make or receive phone calls, the...
I just made a clock (thanks to the enthusiastic friends who helped me modify the program). After installing and running it, I found that it would be about 5 minutes faster every hour, which is almost ...
Recently, this situation occurred when exporting the BOM table. The specific situation is as follows: 1. Operating system Win7; 2. Using Altium Designer 13; 3. Office version is 2013; 4. You can use t...
I am a student who is interested in reading. I would like to ask you a question. The data read from the chip by the programmer is all in hexadecimal. The ASCII code is very messy. How can I read it? ?...
Hello everyone. Now I want to use 2440's GPIO to simulate SPI communication. The main controller is 2440 motherboard, and the slave device is LCD screen driver. 2440 main frequency works at 400Mhz. LC...
UHF and HF are both general technology categories, but each category has independent supporting protocols. HF is more consistent in the 13.56MHz frequency band, although there are many internation...[Details]
Magnetic resonance imaging (MRI) systems for medical and scientific applications require a high-performance, high-power inductor capable of establishing a uniform, strong magnetic field. Transverse el...[Details]
Maximize instrument utilization and reduce
test times
Increasing the throughput of automated test systems can improve efficiency. Using off-the-shelf tools (COTS) such as multicore proc...[Details]
Introduction: Design of automated test systems
Challenges
To ensure the quality and reliability of products delivered to customers, test managers and engineers use automated test system...[Details]
In the development of high-stability lasers, real-time monitoring of the working state of the laser is an issue that needs to be focused on. This system realizes the high-stability laser temperatur...[Details]
0 Introduction to the direct method of feedback linearization based on dynamic equilibrium state theory
The basic idea of the direct method of feedback linearization based on dynamic equilib...[Details]
Adding "intelligence" to measurement systems is becoming more common as 8-bit microcontrollers are inexpensive, widely available, and can be programmed using today's common high-level languages, su...[Details]
Abstract: Based on the research of the communication process between the reader and the RFID tag, combined with the EPC C1G2 protocol and ISO/IEC18000.6 protocol, a digital circuit of RFID tag appl...[Details]
Compared with traditional light sources, light-emitting diodes (LEDs) have many advantages, such as low operating voltage, high energy efficiency, small size and directional light. They can provide...[Details]
Introduction With the continuous development of economy, people's demand for automobiles is increasing day by day. Correspondingly, automobile consumer groups are becoming more and more mature. It...[Details]
Preface
In the analog era, due to the unchanged specifications and relatively simple device connections, as well as users' low requirements for image quality, the relatively simple environment...[Details]
At present, TPMS (tire pressure monitoring system) is mainly divided into two types, one is indirect type and the other is direct type. The direct TPMS system has been affected by its poor alarm ac...[Details]
In recent years, the development of automotive electronic technology has significantly improved vehicle safety performance. One of the technologies that is expected to be widely used is the tire p...[Details]
1 Introduction
With the rise of my country's automobile industry, the demand for related in-vehicle electronic products is growing, and has become a research and development hotspot in the...[Details]
Femtocell base stations are required to meet stringent requirements in terms of interference, compatibility testing between mobile devices and networks (such as ad hoc networks, handovers), and mee...[Details]