My source path and symbol path are already set, but I don't know how to call out the source program. I open it directly from the menu->file, but I can't debug it. I hope someone who knows can tell me ...
I disassembled a vehicle inspection device, and a part of the circuit schematic is shown in the figure. I don't know what the functions of Q3 and Q4 are? Please advise...
Sincerely seeking marriage: female, born in the 1980s, unmarried, height 164 cm, master's degree, native of Baoji, Shaanxi, working in Xi'an, electronic technology RD engineer, good-looking, kind and ...
DS P ~ il DS 1 8 B20 The Temperature Measurement System Based on TMS320LF2407A and DS18B20 (Shanghai University of Technology) CUI Wei XU Genlin CUI W EI XU G; ENLIN Abstract: This paper briefly intro...
As the demand for LED lighting becomes more urgent, the heat dissipation problem of high-power LEDs has received more and more attention, because excessively high temperatures will cause the LED's lum...
I am a novice, using lpc2148, compiling under realview void draw_line(unsigned int x1,unsigned int y1) (1) { unsigned int x,y; (2) for(x=0;x
y=x1/y1; -------------------- In this case, y is a value th...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[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]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
Energy conservation and environmental protection are the main directions of current automotive technology research, and power batteries are the key to electric vehicle technology. Research on powe...[Details]
introduction
Temperature and humidity are the main environmental parameters of industrial and agricultural production. It is of great significance to measure them accurately and timely. Using a s...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
Some people believe that hybrid vehicles are just a transitional product, and the ultimate goal of developing new energy vehicles is electric vehicles. Therefore, China should skip hybrid vehicles ...[Details]