I connected a USB device to my board (wince system). After the wince system started, the driver of this device can be loaded correctly. I want to reset this device now. How can I do it? I cut off VCC ...
When Shooter Player and QQ Video are arguing over GPL, CBer should stop using ignorant abuse and learn more about the basic knowledge of open source licenses. If you want to abuse, you should do it to...
First, the bandwidth. This is usually written on the probe, how many MHz. If the bandwidth of the probe is not enough, no matter how high the bandwidth of the oscilloscope is, it is useless, and it is...
void delay(unsigned int x) //about 1.5us{ while(x) { x--; } } void init_1820(void) { DS18B20_SET; DS18B20_CRL; delay(400); //more than 480us DDRC|=(1
It seems that there is a problem with the timing: ...
https://bbs.eeworld.com.cn/upfiles/img/20076/200761219310933.jpg The driver chip is ILI9320 SPI interface QVGA TFT LCD! We are further studying the source code part... yea!...
Dear friends, I am using EVC4.0, and I just started using it. When compiling a program, the following error occurs: fatal error C1189: #error: Database classes not supported in this library variant. I...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[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]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[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]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[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]
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]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values). Anything that meets this definition can be called a DC-DC converter, incl...[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]
Synchronous buck designs are becoming increasingly difficult, and the selection of suitable ICs is becoming quite narrow. This Design Idea combines a current-mode PWM IC used in a flyback regulator...[Details]
0 Introduction
With the development of virtual instrument technology, new measurement and control methods that use "virtual instruments" to replace traditional instruments are replacing trad...[Details]