Hello, how can I make the machine recognize the frequency and read the corresponding frequency from several infrared transmitters with different frequencies? For example, there are two infrared transm...
Junior Assistant Engineer in Electronic Design, Assistant Engineer in Electronic Design Professional and Technical Qualification Certification Standards (Trial)In order to promote the socialization of...
I recently did a project to measure the acceleration of an object. I used the ADXL001 acceleration sensor. I chose the one with an acceleration of plus or minus 70g. The data sheet says that when an o...
1. Introduction
In the previous article, I created a product. In this article, I started to connect to the Internet. Connecting to the Internet is also very simple, but I also encountered some pitfall...
I recently learned about FM modulation and demodulation. When I searched for information, I only found the modulation and demodulation method of CD4046. I want to know the principle of phase-locked lo...
I need a program for VXWORKS. The specific requirement is to open two tasks for synchronous execution, one task to write data and the other task to read data. As long as new data is written, the other...
Digital-to-analog converters (ADCs) provide the critical conversion of analog signals to digital signals in many systems. They perform amplitude quantization of an analog input signal to a binary fini...[Details]
This article introduces a miniature home electrocardiograph. The instrument has powerful functions: display monitoring, storage, playback, printing, record management, power alarm, telephone or Intern...[Details]
Obtaining real-time and reliable traffic information has always been a bottleneck problem in the development of intelligent transportation systems. The establishment of an intelligent transportatio...[Details]
To ensure the success of China's TD-SCDMA network commercialization, operators and equipment suppliers need to conduct a large number of tests on networked equipment, among which RF testing is...[Details]
In view of the problems in the actual FPGA development process, such as difficulty in locating faults, long compilation time after repeated code modification, and inability to confirm fault solutio...[Details]
Abstract: Based on the research of the communication process between the reader and the RFID tag, combined with the EPC C1G2 protocol and ISO/IEC18000.6 protocol, a digital circuit of RFID tag appl...[Details]
To help improve DC/DC conversion efficiency at lighter loads and higher frequencies, Schottky diodes can be integrated into MOSFET chips to form a single package to reduce power dissipation in the ...[Details]
Some application designs have higher requirements on the speed at which the system's switching power supply can provide voltage output. Figure
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Lifting wavelet transform not only has the advantages of traditional wavelet multi-resolution, but also simplifies the operation and is easy to implement in hardware. Therefore, it is widely used in d...[Details]
introduction
Every friend who has been in contact with PC since the 286 era must have deeply experienced the convenience brought to our lives and work by the leaps and bounds of comput...[Details]
The rapid growth of consumer video applications, from portable media players and cell phones to video game consoles, requires a multitude of different interfaces and adapters to enable users to tra...[Details]
The discipline of HHCE (Home Health Care Engineering) is gradually entering people's lives as people pay more attention to health and telemedicine develops. It advocates the concept of "seeking m...[Details]
In the WTK22wtklibdevicesDefaultColorPhoneDefaultColorPhone.properties file in the WTK directory, there is a line touch_screen=false. Change it to true.
MIDP2.0 has three touch screen methods:...[Details]
I hope my mobile phone has more functions, I hope my digital camera is smaller, I hope my Walkman can listen longer... Consumers are always full of expectations for the performance of portable electro...[Details]