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#include "reg52.h"
#include intrins.h
#define uchar unsigned char
#define uint unsigned int
uchar i,j;
sbit P2_7=P2^7;
sbit fmq=P3^6;
sbit P3_7=P3^7;
void delay1ms(unsigned int i)
{
uns...[Details]
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There are many types of oscilloscope probes, so what are the commonly used types of oscilloscope probes? The types of oscilloscope probes can be roughly divided into several categories, such as vol...[Details]
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At present, with the rapid development of the information industry, all kinds of ships are in urgent need of being equipped with more high-quality and low-cost small and medium-sized information moni...[Details]
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Video (digital) conferencing
The selection of the system is mainly considered from five aspects.
1. Networking method: whether the networking method is flexible, whether it is suitable f...[Details]
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Among the industrial and domestic electrical loads, resistive and inductive loads account for a large proportion. Asynchronous motors, transformers, fluorescent lamps, etc. are typical resistive ...[Details]
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In recent years, with the frequent occurrence of various natural disasters, public safety accidents, and criminal cases, the social security situation has become increasingly complex, and the establis...[Details]
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1. Driver architecture:
The driver is divided into two levels, the upper level is the platform device driver, and the lower level is the audio driver and mixer driver.
(1) Standard platfo...[Details]
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On December 17, Mr. Liu Zhuzhan, CEO of Zhongke Bluexun, and Mr. Qiu Fenghai, CEO of Beijing Soundplus Technology, jointly released Bluexun's "Xunlong 2nd Generation" Bluetooth SoC chip. The performa...[Details]
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On May 28, 2018, the SNEC2018 International Solar Photovoltaic and Smart Energy Exhibition and Conference was successfully held at the Shanghai New International Expo Center.
In order ...[Details]
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In the context of the market environment that continues to emphasize data security protection, Apple's decision is somewhat puzzling. According to Reuters, about two years ago, Apple abandoned its pl...[Details]
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Japanese chipmaker Kioxia has developed NAND flash memory with about 170 layers and has acquired this cutting-edge technology together with Micron and SK Hynix. Nikkei Asian Review reported that th...[Details]
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The Ministry of Industry and Information Technology summoned 25 new energy vehicle manufacturers, including BAIC, GAC, and BYD, to discuss the issue of consistency in the production of new energy veh...[Details]
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If the Internet is the first revolution in the traditional education industry, the emergence of artificial intelligence can be called the second revolution. How can educational entrepreneurship impro...[Details]
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This circuit uses NMOS field effect tube as power output device, designs and implements high power DC motor H bridge drive circuit, and performs closed loop control on 25D60-24A DC motor with rated v...[Details]
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In the first half of the year, affected by the sluggish automobile demand in the European and American markets, the revenue and profits of leading automotive manufacturers such as Infineon and NX...[Details]
Microcontroller MCU
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