[i=s]This post was last edited by yang_alex on 2018-5-4 19:57[/i] USB data communication is initiated by the host. The host sends a command (or request) to the slave, telling the slave what you want t...
[color=black][font=宋体][size=10pt]Hello experts, I am developing an alarm sound playback function based on [/size][/font][/color][color=black][font=Monospace][size=10pt]DSP[/size][/font][/color][color=...
Dear friends, I am using Keil for the first time. I am using C to make a very small 51 series microcontroller test program. The program is as follows: #include
#define uint unsigned int sbit gate1=P2^...
Hello, I would like to ask if the USB is connected to the common mode inductor, D+ and D- are connected to pins 1 and 4, and pins 2 and 3 are also connected to D+ and D-. In that case, the PCB design ...
I am now using MSP430G2553 to do keyboard experiments, but I always fail. I always enter the interruption directly before I press the keyboard. I used the interrupt method to do it. Since my 4*4 keybo...
The core of a machine vision system is image acquisition and processing. All information comes from images, and image quality is crucial to the entire vision system. A good image can improve the st...[Details]
With the booming electronics industry, vision systems have become a leader in the electronics automation sector. However, the delicate nature of electronic products often affects product yields due...[Details]
1. Project Overview
1.1 Introduction
Currently, most music files are saved in MP3 format, a lossy audio compression format that cannot perfectly reproduce the original music. With the exp...[Details]
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
On August 24th, media outlets reported, citing sources, that NavInfo, a listed company on the A-share market, is nearing completion in its acquisition of the intelligent driving c...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
On August 25th, SK Hynix announced that it has completed development and entered mass production of its 321-layer, 2Tb QLC NAND flash memory product. This achievement marks the world's first applic...[Details]
Zos Automotive Research Institute released the "2025
Smart Cockpit
Tier 1 Research Report (Domestic Edition)."
This report analyzes the operating conditions of more than a dozen ...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
A multilevel inverter converts a DC signal into a multilevel staircase waveform. Instead of a straight positive-negative output waveform, the output waveform of a multilevel inverter alternates in ...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
The Waveshare ESP32-P4-ETH is a compact ESP32-P4 development board with Ethernet and PoE support. It looks very similar to the Olimex ESP32-P4-DevKit, minus the pUEXT connector. However, we've also...[Details]
At present, the most troubling thing about pure electric vehicles as new energy sources is not only the range anxiety, but also the disadvantage of long charging time. At present, ternary lithium b...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
The field of AI is constantly evolving. We are witnessing a profound shift from the era of "generative AI" to the era of "agent AI." This transformation has the potential to reshape industries an...[Details]