DHT11 - Temperature and humidity Sensor
1, the VDD power supply 3.5~5.5V DC 2 DATA serial data, a single bus 3, NC, empty pin 4, GND ground, the negative power Aosong(Guangzhou) Electronics Co.,Ltd.
TEL:020-36042809 / 36380552 -2- www.aosong.com 6、Typical circuit Microprocessor and DHT11 of connection typical application circuit as s
www.aosong.com DHT11 digital temperature and humidity sensor is a composite Sensor contains a calibrated digital signal output of the temperature and humidity.
Application of a dedicated digital modules collection technology and the temperature and humidity sensing technology, to ensure that the product has high reliability and excellent long-term stability.
The sensor includes a resistive sense of wet components and an NTC temperature measurement devices, and connected with a high-performance