Question: I need to connect the 9B96 development board to the computer via USB, and it will appear as a large-capacity storage device in the computer (although it only has a few hundred KB capacity). ...
[i=s]This post was last edited by qdsantian on 2015-2-27 17:10[/i] [img=500,256]http://bbs.cmiw.cn/data/attachment/forum/201502/13/191252z7s0pm6zp7maea37.jpg[/img] The problem is solved, thank you eve...
Regarding the design and electronic control of the perpetual calendar controlled by a single-chip microcomputer (including circuit schematics), I urgently need someone who is capable or has a finished...
I am compiling ACE+TAO under VxWorks, and a compilation error occurred. I searched previous posts and found that the compilation requires two patches, make3_80.gvk_patches and make3_80.tor2_2.new_depe...
As for dot matrix, most people don't pay much attention to it. Here I will also talk about my opinion on dot matrix! The dot matrix is divided into rows and columns. The 8 pinson the top are rows, and...
The circuit working principle of the device is shown in Figure 13. When the wire mesh Fe is intact, the ① and ② pins of LSE are connected in series, its ④ pin outputs a high level, the transistor VT i...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[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
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]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]