JMA25R

Operational amplifiers are an important part of many analog systems and mixed signal systems. High DC gain is undoubtedly an important design indicator for operational amplifiers. Since operational a...[Details]

#include STC89C5xRC.h void delay() {     int i,j;     for(i=0;i 120;i++)         for(j=0;j 120;j++)         {             ;         } } int main() {     int i;     while(1)     {     i=9;         P...[Details]

1 Overview My TQ2440 development board is equipped with 2M NOR FLASH and 512M NAND FLASH. The feature of NOR FLASH is on-chip execution (XIP, eXecute In Place). Applications can run directly in N...[Details]

The need for gamma correction originated with the invention of CRT television displays. CRTs use an electron beam grid to illuminate a phosphor coating behind the display front panel. The applied gri...[Details]

Summary System-on-Chip (SoC) integrates all the computing components that power today’s Internet of Things ( IoT ), including connected vehicles and autonomous vehicles (CAVs). Their global connec...[Details]

　　The logistics industry has developed rapidly in recent years, and a design scheme for a logistics vehicle monitoring terminal based on GPS (Global Positioning System) and CDMA (Code Division Multip...[Details]

According to foreign media reports, automakers turning to pure electric and high-tech vehicles have found that error-free and wirelessly updateable software has become an important factor in attracti...[Details]

Bone conduction headphones are harmless if used correctly. They do not affect hearing as people imagine. On the contrary, they can protect hearing better than other types of headphones because they...[Details]

This is the reset timing diagram. Let's analyze how to read the timing diagram in combination with the program. The IN and OUT above are definitions for the SD card as the host. IN is the interf...[Details]

On January 19, the State Intellectual Property Office announced BYD’s latest 283 patents, covering technologies such as solid-state batteries, battery thermal management, and autonomous driving contr...[Details]

On April 13, industry organization CINNO Research analyzed the mobile phone panel market and price changes. It believes that the COVID-19 epidemic is spreading rapidly in overseas countries, and many...[Details]

　　1. Basic structure of the instrument 　　1. Light source 　　The light source emits stable, high-intensity, continuous-wavelength infrared light, typically using a Nernst lamp, silicon carbide, or a ni...[Details]

At present, true wireless stereo (TWS) Bluetooth headsets have made great progress and completely got rid of the constraints of connecting wires. Huawei's TWS headsets also occupy an important share ...[Details]

According to the power grid and environmental conditions of mobile base stations, a solution for the reliability, maintainability and availability of mobile base station communication power supply sy...[Details]

introduction 　　This article briefly talks about how functions pass in parameters. We all know that when a function call uses a small number of parameters (less than or equal to 4 on ARM), the param...[Details]