Promise Yourself To be so strong that nothing can disturb your peace of mind. To talk health, happiness and prosperity to every person you meet. To make all your friends feel that there's something in...
I am going to learn how to use Energy Trace recently. I designed my own board, and the processor model is MSP430FR5739. The debugger model is MSP-FET430UIF. The download method is SBW. Why is there no...
Taking TMS320C2X as an example, the development process of C program for fixed-point DSP chip is explained. The software development process is similar to that of floating-point DSP chip, and is mainl...
1. What is RF? Answer: RF stands for Radio frequency, which mainly includes wireless transceivers. 2. What are the frequencies of mobile phones in the world today (CDMA, GSM, local telephone, PHS, ana...
[NUCLEO-WL55JC2 Review] + Unboxing
I always thought that a new development board always had that kind of excitement of unpacking and opening the box!NUCLEO-WL55JC2 Review Unboxing
frontThe layout is b...
The layout of components should not only meet the circuit performance, but also consider the neat and beautiful placement of components, and be convenient for testing. The mechanical size of the board...
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[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]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[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]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
The power supply is the core component of a computer. Although it is not of high value, all computer components rely on the switching power adapter to provide energy, so the stability of a power su...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
introduction
The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that is rapidly developing...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
Designing low power circuits while achieving acceptable performance is a difficult task. Doing so in
the RF
bands increases the challenge dramatically. Today, nearly everything has wireless...[Details]