Data Sheet

Guide V1.0
Email: [e-mail] Web: www.elecrow.com ---Designed by Elecrow Keen
61
T-Cobbler Plus
1
40P GPIO Cable
1
Breadboard
1
Jumper wires
Several
Connection diagram
Connection
RPI DHT11
GND -> GND/’-’
GPIO4 -> DATA/’out’
5V0 -> VCC/’+’
RPI LCD1602
GND -> GND
5V0 -> VCC
SDA1 -> SDA
SCL1 -> SCL
Compile and Run
Tips: Refer to the operation demo (Step4 to Step7).
If print: Unable to open I2C device
You need to open IIC. Enter Desktop: Preferences->Raspberry Pi
Configuration->Interfaces->Enabled I2C->reboot.
Application effect
Running the program, you will see the value of temperature and humidity on