Windows XP can shut down (shut down the system) safely by pressing the power button, but Windows 2000 Server only has "power off", "hibernate" and "standby". I want to shut down Windows 2000 Server sa...
[i=s]This post was last edited by wxd123com on 2022-1-28 17:23[/i]GD32L233C-START Development Board Study Notes ( Part 2)
1. Firmware
The file organization structure in the GD32L23x_Firmware_Lbirary f...
I am currently working on a board with an ARM chip and CAN bus communication. When debugging, I always use JTAG or the serial port to load the program .hex file. However, after installing it in the de...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:58[/i] [font=宋体][size=9pt][color=#000000] I saw a piece of news and would like to share it with you. [/color][/size][/font][font=Arial]...
Hello everyone! I am a sophomore student in college. I am very interested in embedded systems, but I don't know where to start. In high school, I was very interested in mathematics and physics, and le...
[color=rgb(0,0,0)][backcolor=rgb(255,255,255)][b][color=#000000]Chapter 42[/color] External SRAM Experiment[/b][align=left][b] [/b]STM32F103ZET6 comes with 64K bytes of SRAM, which is enough for gener...
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]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[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]
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]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[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]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[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 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]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]