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1. Experimental purpose
1. Master the method of expanding the 8279 keyboard display interface in the 8031 system.
2. Master the working principle and programming method of 8279.
2. E...[Details]
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The sound and light controlled delay switch is mainly composed of a sound control switch, a light control switch, and a delay circuit. The sound control is to collect sound through a columnar micro...[Details]
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Synaptics, a developer of human machine interface solutions, has announced that TCL Corporation has adopted its AudioSmart® Far-Field Voice (FFV) technology for its Alexa-enabled TVs. Equipped with t...[Details]
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In modern air combat, optoelectronic countermeasure equipment plays an important role in war. Compared with active detection systems such as radar, infrared detection and tracking systems have the ad...[Details]
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According to the online news from Wuxi High-tech Zone, the "Wuxi Integrated Circuit Design Industry Investment Fund Release and Cooperation Signing Ceremony" was held on November 6 at the Wuxi Nation...[Details]
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Samsung Electronics recently said that the home trend has led to strong demand for chips and displays, and its net profit in the fourth quarter of last year increased by 26.4% year-on-year, according...[Details]
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Many portable or battery-powered devices use white LEDs as backlights.
In particular, PDA color displays require white backlight to restore the desired colors, which should be very close to th...[Details]
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#include <reg52.h>
#include <intrins.h>
unsigned int dd, i;
void key() interrupt 0{
if(i == 0)
P2 = dd;
else{
...[Details]
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In 2023, the global manufacturing industry and production are weak, major countries are facing inflation and low growth, coupled with geopolitical risks, the global economic recovery is slow, leadi...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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In January 2008, Steve Jobs, then CEO of Apple, opened a standard manila envelope in front of the global media and took out a laptop from it. No one could have imagined that the "weak" laptop in the ...[Details]
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In a single-chip microcomputer, there are clock cycles, machine cycles, and instruction cycles. Beginners often cannot figure out the relationship between them. Here I will briefly introduce them. ...[Details]
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#include
#define uchar unsigned char
#define uint unsigned int
sbit DQ=P2^2;
sbit smg1=P2^4;
sbit smg2=P2^5;
sbit smg3=P2^6;
flying tempo;
unsigned char code smg_du ={0x3f,0x06,0x5b,0x...[Details]
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In the process of automobile intelligence development, driven by factors such as user demand, technology, policies, and industry norms, the form of automobile keys has gradually evolved from tradit...[Details]
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Robotaxi is booming again.
With the debut of Tesla's Robotaxi prototype Cybercab, vehicle manufacturers' Robotaxi businesses have successively revealed new plans and progress.
...[Details]