Let me describe the problem first: Now there is a USB device with a driver disk. I need to make a client program to capture the data transmitted by the device through USB. That is to complete the comm...
I used a CF card as the boot disk and copied nk.bin to the CF card. I used the local download of loadcepc to load the nk.bin generated by the cepc option in the pb platform into the embedded memory. T...
When compiling U-BOOT, the following errors occur. What is the reason? make[1]: *** [.depend] Error 1 make[1]: Leaving directory `/root/Desktop nux/u-boot-1.1.6/cpu/arm920t' make: *** [cpu/arm920t/sta...
I want to develop an application for a WinCE platform machine, which will shut down within a specific time if the machine is not touched or clicked. If the WinCE platform is clicked or touched (touch ...
As the title says. I installed it, but it crashes when I run sysgen. The problem is that it seems that there is a conflict in the execution of PBCE.EXE. Is there any solution? Urgent!...
Does the USB of STM32F107 have double buffering function? I have read the USB firmware program and found that the endpoint address is defined in otgd_fs_dev and cannot be modified. It seems that it do...
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[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]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
Corelink Semiconductor has launched the CL1100-based 5-7W E27 LED lighting driver system solution DB2. This driver module meets the requirements of small size (L×W×H=5.1cm×2.1cm×1.8cm), low standby...[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
Wireless Sensor Network (WSN) monitors the target by deploying a large number of sensor nodes in the target area. WSN realizes the positioning and tracking of the target, determi...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]
1. Fully understand the design requirements of all parties and determine the appropriate solution.
When starting a hardware development project, the original driving force will come from many a...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]