부품번호 : DHT22 ( AM2302 )

 

제조사 : Aosong Electronics

 

제품이미지 및 핀배열

 

 

제품설명


DHT22 은 AM2302와 동일한 센스입니다. 아두이노 모듈과 함께 사용하면 쉽게 온습도 센서로 활용할 수 있습니다.

DHT22 output calibrated digital signal. It utilizes exclusive digital-signal-collecting-technique and humidity sensing technology, assuring its reliability and stability.Its sensing elements is connected with 8-bit single-chip computer. Every sensor of this model is temperature compensatedand  calibrated in accurate calibration chamber and the calibration-coefficient is saved in type of programme in OTP memory, when the sensor is detecting, it will cite coefficient from memory. Small size & low consumption & long transmission distance(20m) enable DHT22to be suited in all kinds of harsh application occasions. Single-row packaged with four pins, making the connection very convenient.

 

 

상세스펙

 

 

 

 

 

DHT22 데이터시트 다운로드

DHT22.pdf

 

 

 

참고사이트


1. http://blog.naver.com/nkkh159/220604500053

2. http://cafe.naver.com/itcareer/33179

 

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