Many people like to use S9013 to drive buzzers, small fans, and LEDs. What is the advantage of S9013 over S8050? Is the high frequency characteristic better?...
"Spring Festival travel" is a unique term in China. In 1989, along with the tide of migrant workers, the Chinese media first used the word "Spring Festival travel" in large quantities. The Spring Fest...
I just opened a PB project and the following dialog box popped up. [img]http://cache.ourdev.cn/bbs_upload800938/files_24/ourdev_525023.jpg[/img] I logged off the computer and it still worked, but it d...
I clearly found in MSDN that there are usages of Application.StartupPath, MessageBoxIcon.Information, MessageBoxIcon.Error, etc. in wince. .0\WindowsCE\mscorlib.dll" /reference:"C:\Program Files\Micro...
[p=24, 2, left][color=rgb(62, 62, 62)][font=Tahoma, Arial, sans-serif][b]TL431[/b] is a classic controllable precision voltage regulator in electronic power design. It can replace the voltage regulato...
The product is used in commercial vehicles in a 24V system. Check the standard table A.5 for transient conduction pulse 1, and the operating state needs to reach A. Also see table A.3 for pulse 1 not ...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
Discrete Device
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