China Unicom has taken over Netcom. Do you feel any changes? Especially with regard to Internet access and landline, a small incident happened before and was fortunately resolved promptly. But when I ...
Repost video link: [url=http://v.youku.com/v_show/id_XNTc4NzQ0NDIw.html]http://v.youku.com/v_show/id_XNTc4NzQ0NDIw.html[/url] Actually, I am not surprised by this, but sometimes I think of this questi...
[size=5][b]On February 24th, [/b][/size] [size=5][b]I went to the state-owned enterprise in Chongqing where I signed a contract on a whim, wanting to see what it was like. [/b][/size] [b][size=5]I had...
I want to put the hospital's intravenous drip in, and when the drip is almost finished, I have to manually call the nurse station when changing the water. I want to use the volume change of the water ...
1. Introduction
Previously, I used the desktop version of Qt to implement an epidemic monitoring platform: Qt-based real-time monitoring platform for the new coronavirus epidemic data (open source sma...
In modern cities, the medical rescue system is an important part of the urban security system. The 120 emergency center undertakes the task of the medical rescue command center, completes the tasks of...
When talking about Chinese chips, Ni Guangnan is indispensable. Let’s learn more about the relevant content with the embedded editor.
Since he co-founded Lenovo in 1985, Ni Guangnan has been s...[Details]
Profit growth of 85% in 2017, target revenue of 12.5 billion yuan in 2018: The company released its 2017 annual report, achieving revenue of 8.886 billion yuan, a year-on-year increase of 48.01%; prof...[Details]
For 80,000
ZTE
(000063.SZ) employees and more Chinese ICT (information and communication technology) industry practitioners, the news from across the ocean on the evening of April 16 kept t...[Details]
In the actual project development process, we often need to get the running time of a section of code. The usual method is to use an oscilloscope to measure it. This blog post will use SysTick to acc...[Details]
China Energy Storage Network:
Blockchain + finance, blockchain + environmental protection, blockchain + insurance, even a roadside fried chicken shop is using the banner of blockchain + fried...[Details]
LAN8720 configuration: IP: 192.168.192.30 Gateway: 192.168.192.1 A high frequency of ARP packets is detected The content of the packet asks for the mac address of 192.168.192.1, and asks the resp...[Details]
In the development of artificial intelligence, talent reserve is undoubtedly an important part. Artificial intelligence should be a bottom-level technology that can be deeply embedded in any indust...[Details]
Timing and protocol are two key points in digital system debugging, and they are also where logic analyzers can play their most valuable role. How can we use a logic analyzer to quickly complete wiri...[Details]
Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]
The independent watchdog of STM32 is driven by a dedicated internal 40Khz low-speed clock, that is, it is still effective even if the main clock fails. Here we need to note that the clock of the inde...[Details]
I encountered a problem when debugging the STM32 system clock setting: TIM2 timing 1Ms, TIM2 interrupt service function time++, LED state changes when time=100. After the program runs, I found that t...[Details]
Internal channels of ADC: In addition to using external channels to collect external analog voltage signals, the ADC of STM32 also has two internal channels 16 and 17. Channel 16 is connected to ...[Details]
1) ADC multi-channel acquisition: (Multi-channel acquisition must use scanning mode. In scanning mode, the channels of the rule group share a register, so DMA transmission must be used; to prevent da...[Details]
/* Unfortunately, it cannot generate a standard 38kHz frequency square wave, there is a little error*/ #include reg51.h #define uchar unsigned char #define uint unsigned int sbit Waveout=P1^0; //P...[Details]
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