I am using Keil to write a matrix keyboard input program for 89s52. I want to record the number of keyboard inputs, but the variable "y" never changes. I don't know what's going on. Can anyone tell me...
Bombercat is a security tool that combines the RP2020 and the ESP32 MCU. It combines the most common technologies: NFC technology (Near Field Communication) for access control, identification and magn...
Resistance R: Resistance refers to direct current, R=U/I. Impedance Z: Impedance refers to alternating current, Z=(R2+(XL-XC)2)-1/2 Characteristic impedance: refers to the resistance encountered by sq...
I feel a little addicted to logging into the EEWORLD forum now. I no longer steal vegetables or go to Renren. I am gradually focusing on the EEWORLD website. I have set the forum as my homepage. When ...
I want to use DSP to make something. The peripheral part is to collect sound signals, digitize them and send them to DSP. After processing, they are output after D/A. I don't know what type of periphe...
SigmaTel announced that the latest IP security digital camera video server launched by Huiyou Electronics has selected the SigmaTel PR818S system-level chip .The DVR supports four camera inputs and fl...
Abstract:
With the increasing complexity of smart vehicle electrical and electronic architectures, the full lifecycle management of vehicle electronic control components faces multiple challe...[Details]
Most of the houses we live in now are elevator buildings, mainly because it is more convenient to go up and down the stairs! It can also make life more comfortable. It even helps to increase the ad...[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]
Introduction to the principles of speech recognition technology
Automatic speech recognition (ASR) technology aims to enable computers to understand human speech and extract the textual inform...[Details]
On August 22, Lantu Motors officially launched its Lanhai Intelligent Hybrid technology via an online livestream. This intelligent hybrid technology, which integrates a full-range 800V high-voltage...[Details]
On August 22, according to the Ministry of Industry and Information Technology's official website, my country's first mandatory national standard for the control of hazardous substances in electric...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[Details]
Shenzhen Baowei Power Supply high frequency pure sine wave power, communication inverter power supply has two communication interfaces, RS232 and R485 interfaces, their functions and characteristic...[Details]
We often hear about the precautions for using pure electric vehicles in winter, and many owners even develop relevant strategies, such as adopting a "charge as you go" principle for their vehicles,...[Details]
Electric vehicles are composed of three main components: electric motors, electric motors, and electric vehicles. Maintenance is much simpler than for gasoline-powered vehicles. Maintenance for ele...[Details]
Common Mode Semiconductor has officially launched the GM6503 series—a 5 V, 3 A synchronous step-down DC/DC power module designed for optical communications, servers, industrial applications, and FP...[Details]
1. Introduction
In 2015, Apple's new MacBook and Apple Watch both featured force-sensing technology, which Apple calls Force Touch. Each time a user presses the touchpad, the device not only p...[Details]
AI distributed rendering architecture improves mobile phone rendering capabilities, and game performance tests can check frame generation indicators in real time
Shanghai, China, Aug...[Details]
With the prevalence of online conferencing, live streaming, and voice communication in gaming, high-quality audio input devices are becoming increasingly important. To this end, XMOS, an expert in ...[Details]
On August 20, Huawei Device announced that the all-new M7 is the first to feature an in-cabin laser vision solution. This solution offers enhanced active safety capabilities compared to primary vis...[Details]