Longmen Grottoes are located in the Yique Gorge, 6 kilometers south of Luoyang City. Because it is located in the south of the capital, the ancient emperors called themselves "the true dragon emperor"...
PrefaceAfterthe release of Bluetooth 5 protocol, Nordic took the lead in launching the chip nrf52840 that supports ble5.0 protocol. The powerful configuration is simply outrageous for me who has used ...
I browsed around on Taobao but couldn't find it. The input is a 5V USB plug, and the output is 2 wires (or terminals) of 1.5V. It's not hard to make it yourself, but I don't want to work hard....
1. Absolute value function(1) _abs()C code: int _abs(int src)Assembly: ABSfunction: Calculate the absolute value of 32-bit data(2) _labs()C code: int _labs(long src)Assembly: ABSfunction: Calculate th...
[i=s]This post was last edited by ddllxxrr on 2022-1-19 21:15[/i]I was very happy to receive the development board this morning:
The board inside separated from the cover, but fortunately it was not a...
The installation of solar panels is a big problem. Shared bicycles are installed in the front basket, but I don’t want to install a basket, one is that it doesn’t look good, and the other is that it a...
The PIC series of microcontrollers produced by Microchip Corporation of the United States are increasingly valued and widely used in China because of their low power consumption, ultra-small size, ...[Details]
Microwave induction time-delay energy-saving lamp is a new type of energy-saving lamp made of TX982 microwave detector. It has the characteristics of high sensitivity, good reliability, easy installa...[Details]
MCS-51 interrupt response process: 1. Interrupt response conditions: At this point, we still feel magical about the computer's response to interrupts. We humans can respond to external events becau...[Details]
Usually, water towers are used to supply water to users' taps, and water towers need to use water pumps to continuously add water to the water tank. Too much water will overflow, and too little wat...[Details]
As technology advances, high-consumption, low-efficiency lighting products, home appliances and equipment will gradually be replaced by a new generation of smarter, more energy-efficient equipment....[Details]
1. Understand the voltmeter (1) Voltmeter: A device that measures the voltage between two points in a circuit. (2) The symbol and appearance of a voltmeter, first introducing the dial and termina...[Details]
Introduction: This article is about 51 single chip microcomputer serial communication 1602 display. /*----------------------------------------------- Name: LCD1602 forum: write: Date: 2009.5 Modifi...[Details]
1 Introduction
At present, inverter technology is widely used in industrial production control, which greatly improves the overall efficiency of production; at the same time, it puts forward h...[Details]
Although there are many brands of mobile phones on the market, their charging circuits are roughly the same, all using PMOS-based charging circuits. When using PMOS, it is easy to control its switc...[Details]
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8-bit digital tube display time format 05-50-00 indicates 05:50:00
S1 is used for hour plus 1 operation
S2 is used for hour minus 1 operation
S3 is used for minute plus 1 operati...[Details]
The software I use is KEIL4 MDK3.80 and proteus7.8.
Then I followed some tutorials on the Internet, but found that it didn't work. I wasn't sure if it was a version issue, so I finally solved it myse...[Details]
Today, Lu Weibing, President of Xiaomi Group China and General Manager of Redmi Brand, talked about the design of the Redmi K50 series. Lu Weibing said that the design of the Redmi K50 series...[Details]
Innovative ECU measurement concept - maximizes measurement data rate with minimal impact on CPU runtime
As the complexity of ECUs increases, the amount of ECU data is ...[Details]
SHANGHAI, Oct. 24, 2024 /PRNewswire/ -- On October 23, BloombergNEF (BNEF), a world-renowned research institution, announced the Tier 1 list of global first-tier energy storage manufacturers in the...[Details]
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