Author: Toshiaki Tosaka (Japan), translated by Jun Peng. Publisher: Science Press. This book is one of the "Illustrated Practical Electronic Technology Series" and is also a sister book of "Measuremen...
It is like this. I now define a typedef union _unfloat { unsigned char bydata[4]; float fdata; }unfloat; outside main() and then void main() { unfloat qq; while(1); } Why does the compiler say that I ...
A little sister of mine will have surgery in a few days. She is less than 5 years old but has to suffer this pain. As her brother who is thousands of miles away, I can't do anything. I am here to pray...
/* Set the timer to 1 second to control the flow speed of the water lamp*/ #include
typedef unsigned char u8; typedef unsigned int u16; void tim0init()//Timer 0 initialization{ TMOD=0X01; //t0 mode 1 ...
1. After the Spring Festival, express delivery was temporarily stopped, so the new devices did not arrive. Mainly compared the interface selection of I2C and UART.
2. The SGP40 chip provides an I2C in...
First of all, please prepare 7G of free space on your hard disk, otherwise the installation may not be successful.
1. Go to the Silicon Labs website to download the SS5 installation package and instal...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[Details]
Abstract: Based on the ZigBee parking lot SMS car search system, the location of the vehicle in the parking lot is sent to the owner through SMS, which is convenient for the owner to quickly find ...[Details]
Introduction
my country's rapid economic growth is mainly due to the development of manufacturing and the acceleration of urbanization. However, urbanization cannot be achieved at the expense ...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
Some people think: as long as the program runs well, it doesn't matter how the original program is written. But this is absolutely not the case. Software is not completed in one go, and it is neces...[Details]
As we all know, the manufacturing of modern automobiles is divided into four major processes: stamping, welding, painting and assembly, and the powertrain constitutes five inseparable production pr...[Details]
1. Basic principles of organic/polymer solar cells
The basic principle of organic/polymer solar cells is to use the photovoltaic effect generated by light incident on the heterojunction of sem...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
1. Electromagnetic compatibility design
Electromagnetic compatibility refers to the ability of electronic equipment to work in a coordinated and effective manner in various electromagnetic env...[Details]
Test/Measurement
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