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[size=4]1 Introduction[/size] [size=4] [/size] [size=4] Space optical communication uses laser as carrier. Compared with traditional microwave communication, space optical communication has the advant...
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I got the board this afternoon and did a brief study.Let’s talk about what preparations t...
The annual confession day is here again. Whether it is to your lover, family, friends or colleagues, you always express what you want to say to them today. As students of science and engineering, how ...
Brand new Bluetooth speaker, built-in lithium battery with USB port and TF card reader interface, just bid one and report to the forum to change the priceTaobao link: https://item.taobao.com/item.htm ...
A true technical expert will The term " 48V for car " should be familiar to everyone. As early as the release of the new Audi Q7, the mass production application of the 48V system was mentioned. Ear...[Details]
This program controls the 8 LEDs (P2.0~P2.7) at ports P2.0~P2.7 to light up one by one, and then from (P2.7~P2.0) in this order until all are lit.
#include reg52.h //header file
void delay(u...[Details]
Earlier this month, the U.S. Patent and Trademark Office published Apple's Beats Earphones patent application, which shows that Beats headphones will introduce new health sensors. Apple's use of se...[Details]
The display scanning methods are divided into progressive scanning and interlaced scanning: progressive scanning starts from a point in the upper left corner of the screen, and scans point by point f...[Details]
Today when I was debugging a program, I found that when a function return value was assigned to a variable, the variable value always displayed "not in scope" and I could not see the value assign...[Details]
In order to realize the angle control of the windshield, a design scheme is proposed with enhanced single-chip microcomputer STC12C5A60S2 as the main control circuit, 3.0-inch TFT color screen a...[Details]
PHEV vs HEV After talking about pure electric vehicles, let's compare PHEV and HEV. Although the total number of these two is much smaller, PHEV (10,361 units) is much smaller than HEV (27,721 units)...[Details]
Recently, Zhixiang Optoelectronics Technology Co., Ltd. (hereinafter referred to as Zhixiang Optoelectronics) completed a B round of financing of tens of millions of yuan, with Shanghai Changjiang Gu...[Details]
A while ago, my best friend came to me for help. Her tire had a serious physical conflict with the curb, resulting in a large bulge on the side of the tire. She was told that the tire was beyond repa...[Details]
This article introduces a "biliary tube + integrated circuit" power amplifier, in which the bile tube is used for voltage amplification and pre-stage electronic frequency division, and the integrated ...[Details]
Hello everyone, for the frequency measurement of waveforms, do you know any method that is not controlled by the sampling rate and has a high measurement accuracy so that the measurement results ca...[Details]
Introduction: This article provides a PIC16f877A AD conversion LED display 8-bit value code. ;**************** list p=16f877A ; list directive to define processor #include p16f877A.inc ; processo...[Details]
Nikkei Asia recently investigated the production costs of Apple phones, trying to answer the question "What does it take to produce the world's most iconic smartphone?" The answer it came up with is:...[Details]
The servo motor encoder is an important part of the servo system, and its performance directly affects the accuracy and stability of the servo system. This article will introduce the working princi...[Details]