[b]I. Post a new post[/b] [color=blue]1) Enter your favorite section. You can see the word "New Post" in the upper right corner of the section, as shown in the figure: [/color][color=blue]2) The edit ...
[i=s]This post was last edited by ly6277895 on 2015-10-28 16:49[/i] I need to buy something, but I don't have enough coins. Dear forum friends, can you help me? I will use Alipay or WeChat to transfer...
I recently took over a project from a senior. It is about using the main node to receive data from the sub node. The MCU is MSP430 and the RF is A7105. There are many things in the program that I don’...
ARM training video - dsp - CPLD - FPGA development video - embedded system development - single chip microcomputer development video -------------------------------------------------------------------...
2. Introduction to the APL application layer 2.1.1 Introduction to the application layer As shown in Figure 2-1, the ZigBee application layer consists of three parts: the APS sublayer, ZDO (including ...
I want to make a bed caller to practice... I want to make a voice module, that is, when I press a button on the ward side, the voice here will say: bed number calling, bed number calling... What shoul...
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[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]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[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]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
Suggestions & Announcements
京公网安备 11010802033920号
EEWORLD
