I am working on an AC current detection, outputting a DC level or current. The operating current of my product is not large, only a few hundred mA. Originally, a Hall current sensor could be used, but...
1. The spwm wave is generated by the msp430f149 table lookup method. 2. The sine wave frequency is 50hz, and the spwm wave frequency is about 30khz. 3. The bridge and the filter should be fine because...
NTP is a commonly used function in IOT MCU, and RVB2601 also provides NTP package for use. Due to the lack of SDK perfection, the connection between NTP in 7.4.3 and the system RTC module may cause st...
#include
#define uint unsigned int #define uchar unsigned char unsigned char a[4]; //Storage user code, user inverse code and key data code, key data inverse code unsigned int LowTime,HighTime; //Stor...
Explain the setup and hold time from the perspective of a D flip-flop .The figure above is the logic structure of a D flip-flop implemented with a NAND gate . CP is the clock signal input terminal , S...
Today's portable medical devices allow patients to diagnose and treat themselves, move around freely, and even use the devices when they are out and about. To achieve the "easy to carry" feature, po...[Details]
As the whole equipment is constantly miniaturized and power-saving, low-power-consumption low-dropout linear regulators (LDO) are becoming the mainstream of the linear regulator market for switching p...[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]
introduction
Usually, there are many input and output ports in RF systems, and it is expensive to use a multi-port network analyzer to analyze scattering characteristics. Therefore, it is ...[Details]
Today, various applications such as consumption, computers, industry and instruments urgently need compact and effective power solutions, while also meeting the requirements of efficiency, fast tra...[Details]
Volkswagen's electronic throttle has taken our understanding of the traditional throttle a big step forward. However, while we admire Volkswagen's new technology, which is constantly being applied...[Details]
Some application designs have higher requirements on the speed at which the system's switching power supply can provide voltage output. Figure
1
shows
the
bootstrap
...[Details]
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]
Application of TWLA500 in ADC and related fields
FAE: On-site technical support.
Provide technical support for the application of the products you sell, and handle quality issues ra...[Details]
1. Basic circuit characteristics of power amplifier
The basic circuit of the complementary symmetrical OTL power amplifier is shown in Figure ①. Among them: C1 is the signal input coupling ele...[Details]
In recent years, with the rapid economic growth, wireless communication has developed rapidly. Since spread spectrum signals have the characteristics of anti-interference, confidentiality, anti-det...[Details]
Abstract:
Online dynamic signature authentication is increasingly used in various fields, especially in banking and financial systems and personal identification. As the basis of online signa...[Details]
Set-top boxes often have some faults during the use process. This is a problem commonly reported by users. Due to the lack of professional knowledge and skills, users are often at a loss when probl...[Details]
0 Introduction
In the fields of signal acquisition and processing, digital communication, automatic detection and multimedia technology, digital/analog converters are often indispensable p...[Details]
0 Introduction
With the development of technology, the scale of tasks that need to be processed in the fields of missile control and communication is getting larger and larger. Although wi...[Details]