1. Use assembly language by using the preprocessing directives #asm and #endasm. The assembly language written by the user can be followed by #asm and ended before #endasm. As shown below: #asm /*Asse...
I saw KDY master took up the banner on the forum, so I had nothing to say. I signed up, passed the review, and the board was finally sent to me! [[i] This post was last edited by ydcman on 2013-6-20 2...
I need to design a signal generating circuit with a frequency of 20M, a low level of 4V, and a high level that can be adjusted between 20V and 50V. I hope all the experts can give me some advice....
[align=left][color=#000][font=Arial, Verdana, sans-serif][size=13.3333px][font=宋体][size=4] Technology News Beijing time on the morning of August 4th, Apple's stock price rose slightly on Friday, but i...
[size=4] Most MCUs have very limited on-chip SRAM resources, only tens of KB, and 256KB is already very luxurious. SRAM is much faster than NAND or NOR flash memory, and there is no limit on the read ...
[size=4][color=#252525]This example illustrates how to convert a C program from floating point to fixed point. This is a C language program that performs a low-pass filter on a speech signal (0.3~3.4k...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
1. Introduction
This design was made for participating in an electronic design competition. It effectively solved the problem of the operation and control of an electric car on a seesaw. The s...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
With the advent of increasingly powerful processors, image sensors, memory, and other semiconductor devices, as well as the algorithms that enable them, computer vision can be implemented in a wide...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
As people's requirements for safety and comfort in the process of driving cars continue to increase, automotive radars are widely used in the car's adaptive cruise system, collision avoidance syste...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]