I just got started with dxp2004 and drew a schematic. There are many problems with the detection. Please give me some advice on how to correct it. How to produce a network table and how to convert it ...
[i=s]This post was last edited by TL-LED on 2020-5-8 23:28[/i]I am honored to have the opportunity to evaluate the ST NUCLEO-H743ZI development board. After receiving the development board, I couldn’t...
The hardware combination of MCU + GSM realizes the function of sending text messages. Where should we start if we want to improve the reliability of data transmission?
PS: If you want to design a hard...
Dear seniors: ===================================== I read in the help document and the book that the MVPD instruction is to transfer data from program space to data space, but I tried it and found th...
Please look at the program, the digital tube display, checked several times and found no problem, the port is also correct, but it can't display. Bit selection 74hc138, segment selection 74hc595 #incl...
Today's portable medical devices allow patients to diagnose and treat themselves, move around freely, and even use the devices when they are out and about. To achieve the "easy to carry" feature, po...[Details]
Digital-to-analog converters (ADCs) provide the critical conversion of analog signals to digital signals in many systems. They perform amplitude quantization of an analog input signal to a binary fini...[Details]
As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]
Preface
TD-SCDMA mobile communication standard is the world's third-generation mobile communication standard with independent intellectual property rights in my country. It has become a highli...[Details]
To ensure the success of China's TD-SCDMA network commercialization, operators and equipment suppliers need to conduct a large number of tests on networked equipment, among which RF testing is...[Details]
As the demand for wireless and wired services in the communications market continues to grow, the telecommunications industry recognizes the need to break away from the shackles of proprietary or p...[Details]
Popular consumer electronics products such as game consoles, digital televisions (DTVs) and personal computers are becoming more and more versatile and feature higher performance. The enhanced data...[Details]
The small size and low cost of home appliance control boards mean that high-cost materials will not be used in the circuit to solve the electromagnetic interference problem. The interference of hom...[Details]
0 Introduction
Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]
introduction
Cars are becoming an indispensable part of people's lives. However, what worries car users is that the theft of cars is increasing year by year. This paper aims to design a conven...[Details]
When using GPS for positioning, it will be affected by various factors. The factors that affect the accuracy of GPS positioning can be divided into the following four categories (see the figure be...[Details]
introduction
Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its excel...[Details]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communications since the advent of digital communications. Many new wireless commun...[Details]
introduction
Every friend who has been in contact with PC since the 286 era must have deeply experienced the convenience brought to our lives and work by the leaps and bounds of comput...[Details]
1. Basic circuit characteristics of power amplifier
The basic circuit of the complementary symmetrical OTL power amplifier is shown in Figure ①. Among them: C1 is the signal input coupling ele...[Details]