ObjectiveThe landlord finally upgraded when the father, the baby is now 5 months, the baby was born in the winter, it is the devil is the air pollution serious time, then want to make an automatic open air purifier, because of various reasons have no time to make, recently finally idle down this thing finally put on the agenda, now is summer, air is OK, All kinds
Nowadays, environmental problems are more and more concerned by people, many of the corresponding environmental software applications have been developed, Sogou Browser also on-line air quality inquiry function. Sogou Browser How to check air quality, the following we will learn about real-time query PM2.5 tutorial.
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First, what is the Air quality indexAir Quality index (air quality index, or AQI) is a numerical value used to quantitatively describe the level of air quality. The AQI value range is l
DirectorySmart Home diy-Air quality inspection-get air pollution indexObjectiveThe landlord finally upgraded when the father, the baby is now 5 months, the baby was born in the winter, it is the devil is the air pollution serious time, then want to make an automatic open air
I. Requirement Analysis
Indoor environments generally refer to closed or semi-closed environments for homes, offices, factories, cinemas, restaurants, and malls. Due to continuous or intermittent air pollution sources in the room or outside, the pollutants accumulate in the confined space under poor ventilation, causing harm to the human body. Each person spends about 90% of his/her time in an indoor environment. The indoor
Air quality Monitoring InterfaceAir quality monitoring can be queried throughout the country air quality, air level, as well as the air city ranking situation, etc.!For more information
This article will work with you from scratch to makeHebei Automatic Air Quality Publishing SystemThe article is intended for students who have read only a few Android tutorials. For more basic content, the text will also be marked with the link of the red letter. You can open a detailed introduction.
In fact, it is entirely because of dad that the air
IOS version PM2.5 air quality monitorPreface
In view of the popularity of Chai Jing's "under the sky", more people may be concerned about environmental, air quality and other environmental factors. Refer to the acquisition of PM2.5 from a Swift version of a college, write an Objective-C version by myself.Basic Principl
fill in what you want to say, and then confirm with the Enter key on the soft keyboard. The feedback will be sent to me via email.
DescriptionIt provides real-time query of air quality monitoring data from 76 cities (509 monitoring sites in total) in China to provide guidance for healthy living. Supports sharing to social networks.Operation prompt]* Press Next: Switch to display the "AQI Index" and "PM2
from http://www.pm25.com/shenzhen.html crawl Beijing, Shenzhen, Shanghai, Guangzhou, Chengdu PM2.5 Index, and according to the air quality favorably to the difference sort, saved in txt document#coding =UTF-8FROMNBSP;SELENIUMNBSP;IMPORTNBSP;WEBDRIVERFROMNBSP;TIMENBSP;IMPORTNBSP;SLEEPCLASSNBSP;PM: Def__init__ (self): Self.dr=webdriver. Chrome () Self.pm25_info=self.get_pm25_info () Defget_pm25_info (self): c
from http://www.pm25.com/shenzhen.html crawl Beijing, Shenzhen, Shanghai, Guangzhou, Chengdu PM2.5 Index, and according to the air quality favorably to the difference sort, saved in txt document#coding =UTF-8FROMNBSP;SELENIUMNBSP;IMPORTNBSP;WEBDRIVERFROMNBSP;TIMENBSP;IMPORTNBSP;SLEEPCLASSNBSP;PM: Def__init__ (self): Self.dr=webdriver. Chrome () Self.pm25_info=self.get_pm25_info () Defget_pm25_info (self): c
China air quality on-line monitoring analysis platform is a public-spirited software platform that provides real-time query and historical data visualization analysis of PM2.5 and weather data, statistical excavation, now includes 190 cities of PM2.5 and weather information data, including PM2.5 real-time query, historical curve query, PM2.5 period statistical analysis, AQI data analysis, PM2.5 China city r
In the past two days, Beijing has experienced heavy snow. These two days, only these two days, only the two days of snow, Beijing's air quality suddenly changed from good to moderate pollution a few days ago, or even heavy pollution (see monitoring data ), I checked, PM2.5 and PM10 indicators are so high as a fuck?
I am surprised. Why is the quality of the snow a
@echo offset "mycity=beijing" set "Fileutf8=%temp%\aqi. UTF8 "set" Filetmp=%temp%\aqi. TMP "set" Fileansi=%temp%\aqi. ANSI "wget-q" http://www.pm25x.com/city/%myCity%.htm "-O"%fileutf8% "sed-r"/ Rt-title/!d;s#.*Wget.exe Sed.exe:Http://bbs.bathome.net/s/tool/index.htmlBatch Query PM2.5 real-time Air quality index (AQI)Http://bbs.bathome.net/thread-38817-1-1.htmlThis article is from the "Batcher" blog, make s
;}}// The following two functions are used for random simulation to generate test data functiongetdatestr (DAT) { Vary=dat.getfullyear (); varm=dat.getmonth () +1; m=mFour. Implement650) this.width=650; "src=" http://s5.51cto.com/wyfs02/M01/84/31/wKioL1eITLLDsV5zAAHeNcxVe78720.jpg "title=" 1.jpg " alt= "Wkiol1eitlldsv5zaahencxve78720.jpg"/>650) this.width=650; src= http://s3.51cto.com/wyfs02/M02/84/31/ Wkiom1eitmhrqt2zaactp8xnlug028.jpg "title=" 2.jpg "alt=" wkiom1eitmhrqt2zaactp8xnlug028.jpg "/
data in the Read data register Usart_ Dr Essence is to read the Usart internal RDR register, when the contents of the shift register is transferred to the RDR after the Rxne is set, at this time if the USART_CR1 register in the Rxneie is 1, then an interrupt, the software read USART_DR register to complete the removal of the rxne bit.
(6) Serial port 1 interrupt processing function, return gas concentration value:
Air
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