I downloaded the Free Pinyin input method for wince. I copied the file and modified the registry HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Layouts\e0010804 according to the "Installation and...
Hello everyone, today we will look at this filter design guide, which comes from http://www.bndhep.net/. The website provides a relatively detailed filter design spreadsheet tool, which you can downlo...
Insert a non-streamlined bluff body vertically into the pipe. As the fluid flows around the bluff body, the boundary layer separation phenomenon occurs, forming a regular vortex column, with the vorti...
[i=s]This post was last edited by liunixy on 2016-6-8 12:15[/i] The circuit is shown in the figure [img]http://bbs.**/forum.php?mod=image&aid=361784&size=300x300&key=aa7b9a12731e1c1a&nocache=yes&type=...
Handheld devices are most commonly used for measuring electronics, temperature, power, and pressure. Some users like the convenience of this measurement method, and the purchase volume will increase. ...
RT. I created a new project, and moved all the files except startup_rmvdk.S in the umda_demo example to the new project folder. There were no problems with compilation. After burning the program, the ...
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]
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[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]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[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]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[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]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[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
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]