[size=4]Piezoelectric sounders are piezoelectric vibration plates installed in plastic housings (resonators). They are divided into external vibration type and self-vibration type according to the met...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:36[/i] [b][size=6][color=magenta]I recently collected some reports on liquid drip rate control devices and I think they are good and I would ...
This series of microcontrollers adopts high-performance static 80C51 design, manufactured by advanced CMOS technology and non-volatile Flash program memory. All support 12-clock and 6-clock operation....
Lithium batteries have large capacity, but the voltage fluctuates. Here is a 5V-2A boost circuit. The design overview is as followsThe circuit is very simpleThe efficiency is as high as 95%. When full...
As the title says: I have been working on reading SMS messages on a CDMA modem wavecom for two days. The problem of sending Chinese and English SMS messages has been basically solved, but it is still ...
Wang Xiaochuan, the "Wudaokou Goalkeeper", is going through a level that he has never gone through before. For example, Sogou's (NYSE: SOGO) financial report, artificial intelligence, and the futur...[Details]
Event: The company simultaneously released its 2017 annual report and the first quarter report of 2018. In 2017, the company achieved revenue of 8.886 billion yuan, a year-on-year increase of 48.01...[Details]
We have come a long way from the 2G era, and now 5G is about to be commercialized. Suddenly, we realize that time has passed quickly, but technology has never stopped. The activation of 5G heralds ...[Details]
Recently, there was news that the US government asked Google to shut down the Android operating system for ZTE phones. After that, some people even imagined what the consequences would be if Intern...[Details]
After we understand the use of libopencm3, we find that libopencm3 is only suitable for small projects. Its biggest feature is the convenience of USB. So when we configure large projects, is there a ...[Details]
In the Chinese automobile market, the trend of new energy vehicles and driverless cars is leading the transformation of China's automobile industry. As the world's largest automobile market, "Chinese...[Details]
Temperature, humidity and irradiance are must-measure items in the photovoltaic industry. However, most of the current data collection is done by storing data in USB flash drives for offline analys...[Details]
This paper combines embedded control technology with network control technology to realize the design of temperature control system based on single chip microcomputer through Internet control. Th...[Details]
In recent years, the application of high-brightness LED has developed rapidly, especially in signboards and traffic lights. For automotive applications, LED is also very attractive. Long life, shock ...[Details]
ADC Introduction: ADC (Analog-to-Digital Converter). That is, converting analog signals into digital signals for processing. When storing or transmitting, analog-to-digital converters are almost ...[Details]
STM32 Watchdog Summary I have been adjusting the development board of Atom Brother for more than a year, and it is basically usable, but I still don't understand the working mechanism of some basi...[Details]
This program sets the LED running light and the 0-16 numbers of the 0th position of the digital tube to light up in a cycle. The digital tube program cannot be put into the main function, because the...[Details]
Unfortunately, my serial port has some problems and I can't print information. I can only debug to view variables and see the values. Fortunately, there is not much AD conversion code, and I can use ...[Details]
On November 1, 2017, the General Administration of Quality Supervision, Inspection and Quarantine and the Standardization Administration of China announced 585 approved national standards and two n...[Details]
On June 26, 2017, China's new generation of high-speed rail "Fuxing" realized its first two-way service between Shanghai and Beijing, with a maximum speed of 400 kilometers per hour and a standard ...[Details]
Analogue and Mixed Signal
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