ARM RealView ARM development kit price: 15800 yuan/unitKeil ULINK for ARM emulator basic type: 1980 yuan full-featured type: 6500 yuanReference Books ARM Embedded System Experimental Tutorial (II) Zho...
I always feel that the picture and the program are a bit wrong. Here is the picture first:Program: #include
#define uchar unsigned char #define uint unsigned int sbit duan=P2^6; sbit key1=P3^2;//Press...
I have been developing microcontrollers for more than a year. I can't be considered an expert, but my basic knowledge of C language is passable. Recently, I want to develop into embedded systems. Can ...
This paper introduces a new signal integrity analysis method based on distributed parameter theory. A distributed parameter model of high-speed circuit interconnects is introduced, and the time domain...
[align=left][color=#000000]Our steel plant blower uses a frequency converter to control the speed. We want to remotely control the frequency converter through a Siemens PLC in a control room 500 meter...
For example, in English mode, I open a notepad and enter A, it will display A; but in French mode, I enter A, it should display D. What should I do? Should I modify the driver code or something else? ...
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
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, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[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]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
The invention of the steam engine ushered in the first conversion of internal energy and mechanical energy for mankind, and the birth of the internal combustion engine at the end of the 19th centur...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]