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    A stand-alone keyboard is one key corresponding to one port input, and each key has a key circuit to distinguish whether it is pressed. The following will first introduce the key structure, and th...[Details]

12864+DS1302 +DS18B20 large character clock for everyone to learn. Electronic smart clock program Microcontroller: STC89C52RC Crystal oscillator: 12MHz Clock chip: DS1302 LCD screen: LCM-12864-S...[Details]

According to Bloomberg, people familiar with the matter revealed that Taiwan plans to subsidize more than NT$10 billion to attract chip manufacturers from other regions to build research and developm...[Details]

Desuo Precision Industry pointed out that M16 can take a variety of methods to prevent electromagnetic interference (EMI) to ensure the stability and reliability of transmission. The f...[Details]

1. Interrupt number 2. The use of interrupt and using in C51 interrupt The basic structure of the 8051 series MCU includes: 32 I/O ports (4 groups of 8-bit ports); two 16-bit timer ...[Details]

      Microsoft has been developing the Windows 10 Your Phone feature for quite some time, and Samsung phones have received the most support. In addition to mirroring the phone, answering calls, send...[Details]

Unresolved production line issues Using wireless transmission over the air (OTA) (also known as wireless coupling mode) to test the RF part of the device under test (DUT) has been a goal that many OD...[Details]

Table of contents: 1 Overview 2: Code function 3: Code Sharing Overview: The code uses polling to scan the button status, scans the key value of the button (short press, long press, double ...[Details]

1. Video Bilibili video address: https://www.bilibili.com/video/av91943244 51 MCU-Timer-Countdown Alarm Clock 2. Documents Download the file: https://download.csdn.net/download/weixin_4313054...[Details]

　　When we use LED devices in our daily life, we often need to check the LED display screen. How can we test the quality 　　1. Brightness and viewing angle 　　The brightness of the display screen main...[Details]

On January 8, 2021, the Jilin Provincial Development and Reform Commission issued an approval for the Sheli Wind Farm Phase III Project, a demonstration project of wind-solar-hydrogen energy storag...[Details]

I usually have a bad memory. I forget the program I debugged two days later. It often takes a while to remember it. Sometimes I can't find the previous information, which is even more annoying. I have...[Details]

This article introduces the main features of LT3575, block diagram and various single output, dual output and quad output isolated converter circuit diagrams. Linear's LT3575 is a switching power...[Details]

Recently, Tesla officially announced on the social media platform that the China-made Tesla Model Y will be equipped with a Far Side Airbag (FSAB) as standard, which will improve the safety of the ve...[Details]

　　introduction 　　At present, desktop electronic scales are widely used in commercial trade, but they have great limitations: large size, high cost, need for industrial frequency AC power supply, in...[Details]