Designer Omer Yosha has created an Airpiano, which has no keys. Instead, eight infrared sensors are distributed horizontally across the keyboard. When your hands move above, they are captured as notes...
Can anyone tell me why the calibrated measurement range of the electrochemical formaldehyde sensor is 1-5ppm and the actual measurement range is 1-4.981ppm? What is the reason for the smaller actual m...
Today I started to transplant uclinux on the 44b0 board produced by Dasheng. As a result, there was a problem in the first step of burning the bootloader. I hope an expert can help me solve it. I will...
[i=s]This post was last edited by blacker on 2016-7-22 20:00[/i] Once upon a time, I just learned C language. Actually, before that, when I was in high school, I also learned VB. At that time, I had j...
RT-Thread 1.1.0 official version released The Mayan prophecy of the end of the world in 2012 did not come, but our RT-Thread 1.1.0 official version has arrived as promised. Let's take a look at the pr...
This evaluation did not yield any results and was mostly about asking questions, and now there is another problem. The board will be sent back tomorrow and I am thinking about playing with it. I saw t...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[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]
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]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[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]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
The principles to be followed are as follows:
(1) In terms of component layout, related components should be placed as close as possible. For example, clock generators, crystal oscillat...[Details]
Infrared remote control is widely used in home appliances, but the remote controls produced are not compatible with each other. The universal remote controls commonly seen on the market can only co...[Details]
Abstract: Based on the analysis of the characteristics of the IRIG-B (DC) code type, a design method for IRIG-B (DC) time code decoding is proposed. This method consists of a small number of periph...[Details]