If the humidity sensor is used at different temperatures, its indication must also consider the influence of temperature drift. As we all know, relative humidity is a function of temperature, and temp...
I learned that it is not possible to route at right angles, but I don't understand why. As shown in the figure, two lines on different routing layers form a right angle through a via. Compared with Fi...
The PDA I bought has WinCE5.0 system and Chinese input method installed. Chinese can be input in WordPad on the PDA. I used VS2005 to develop WinCE5.0 applications. After downloading the application t...
Please help me write a program for DC motor speed measurement + digital tube display. I use 51 single chip microcomputer. If you are interested, please send it to my email [email=gan.my@163.com]gan.my...
I want to use 8051 microcontroller to control the GSM module to send text messages. The program is as follows: #include
#includeunsigned int i; unsigned char letter= 0; unsigned int str[3]; sbit D0=P0...
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the perfor...[Details]
DigRF
is
poised to replace the two main forms of data communication paths between RF and baseband semiconductor devices:
analog
signaling, and proprietary digital signaling (paralle...[Details]
With the development of modern science and technology, the demand for information is constantly increasing. Satellite navigation and positioning systems have received much attention, and their applica...[Details]
1. Introduction
The novel bidirectional high-frequency link inverter has the advantages of bidirectional power flow, high-frequency electrical isolation, simple topology, and two-stage po...[Details]
Abstract: Fiber optic communication is the main communication mode of data communication system nowadays, and its performance directly affects the quality of data communication system. This paper u...[Details]
XY·CN bus
It is a low-cost, point-to-multipoint field bus communication system. One of the advantages of this system is its unparalleled power saving advantage. To give full play to this advantag...[Details]
Lithium-ion batteries are an ideal power source due to their high operating voltage, small size, light weight, no memory effect, no pollution, low self-discharge, and long cycle life. In actual use, i...[Details]
1. System simulation schematic diagram
The system simulation schematic is shown in Figure 1.
Figure 1 System RF interface ADS simulation schematic diagram
2. RF front-end param...[Details]
Abstract: MAX+PLUSⅡ software is an easy-to-learn and easy-to-use design and development environment, and its application in digital circuit design is becoming more and more extensive. Based on this...[Details]
This thermostat controller has the characteristics of wide application, high precision, low cost, easy installation and adjustment.
Working Principle
The thermostat controller consists o...[Details]
0 Introduction
With the advancement of science and technology, single-chip microcomputers and related electronic technologies have developed rapidly, and their application areas have been conti...[Details]
FPGA/CPLD
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