Download address:

http://pan.baidu.com/s/1gdknDHh

Arduino electronic building block of DHT11 module of single bus digital temperature and humidity sensor
Direct sales, stable source of goods, welcome wholesale!
1、 Dimensions: 32mmx 14mm wide
2、 Sensor model: DHT11 temperature and humidity sensor
3、 Working voltage: 5V DC
4、 Features:
1. Humidity measurement range: 20-90% RH
2. Humidity measurement accuracy: ± 5%RH
3. Temperature measurement range: 0-50 ℃
4. Temperature measurement accuracy: ± 2℃
5. Working voltage: dc5v/3.3v
6. Digital signal output
7. Data port with pull-up resistance
8. With fixing screw hole for easy installation
5、 Wiring method:
VCC → 3.3v/5v power supply positive
GND → negative power supply
Data → IO port of single chip microcomputer

Warm tips: do not connect VCC and GND reversely, otherwise it will burn!