Let's start with the preparations. 1. It is recommended to open the IE browser, enter [url]www.baidu.com[/url], enter the microcontroller, and take a look. Even if the first one you see is a seller of...
I just started using evc, and I have a question: Why does the setwindowpos function not work when it is placed in the oncreate function in evc, but works when it is placed in the oninit function? I wr...
[size=4][color=#000000]Thanks to the netizen [/color][color=#ff0000][b]@qwerghf[/b][/color][color=#000000] for donating 26 development boards to the EEWORLD forum's development board mobile station at...
例子：Altera-SoCFPGA-HardwareLib-GNUALT_STATUS_CODE test_config_full(void)
{// Verify the MSELs are appropriate for the type of image we're using.ALT_FPGA_CFG_MODE_t mode = alt_fpga_cfg_mode_get();switch...
With the development of sensor technology, embedded technology, distributed information processing technology and wireless communication technology, wireless sensor networks (WSNs) composed of a large...
[E-questions and answers on device purchase, lucky grab] 3 - What should I do if the purchased components are not in the same package as the PCB? https://bbs.eeworld.com.cn/thread-219046-1-1.htmlWinne...
On August 23rd, Geely's subsidiary, Jiyao Tongxing, announced it has the industry's largest advanced production capacity for tandao
batteries
, with eight production bases across China. Jiy...[Details]
When you are happily watching NBA or football, your wife asks you to turn off the lights in the bedroom. Would you be depressed? Of course, unless you are not afraid of your wife.
Now you are ...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
Based on a survey of more than ten intelligent robot companies, this article sorts out and analyzes the current development status of the intelligent industry and the challenges and differences it ...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[Details]
The range of an electric vehicle is crucial to the driving experience, and range anxiety is a common headache when driving an electric vehicle. Although the latest electric vehicles can achieve a r...[Details]
Summer is the peak season for buying and using air conditioners. Do you pay attention to the energy efficiency of your air conditioner? Did you buy a DC inverter air conditioner? Do you know the re...[Details]
The fracture mechanism is stress concentration, which typically occurs at the capacitor lead pins or pad connection points, as shown in the figure. Under vibration, the capacitor lead pins and pad ...[Details]
Batteries are a core component of new energy vehicles, accounting for over 40% of the total cost. This is also the area where automakers are most willing to tamper with costs. Since 2021, domestic ...[Details]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
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