DHT11 Temperature-Humidity Sensor + Resistor
Low-cost DHT11 digital temperature and humidity sensor with capacitive humidity element and thermistor; outputs a digital signal with no analog input pin required.
Pinout
- VCC1
sensor supply
Type · Power - DATA2
single-wire data signal
Type · GPIO - NC3
not connected
Type · Control - GND4
ground
Type · Ground
| Pin | Position | Type | Function |
|---|---|---|---|
| VCC | 1 | Power | sensor supply |
| DATA | 2 | GPIO | single-wire data signal |
| NC | 3 | Control | not connected |
| GND | 4 | Ground | ground |
Pin details
4 connections- VCC1
sensor supply
Power - DATA2
single-wire data signal
GPIO - NC3
not connected
Control - GND4
ground
Ground
Start wiring
I2C · SPI · Single data line · 3.3 – 5 V · Breakout
Verify supply voltage and logic levels before powering up.
Module pins: VCC, GND, DATA. Schematik maps them to your board in the app.
Temp & humidity
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