Translations:Wbincludes:1-Wire Network/1/en
The controller already has a 3 kΩ pull-up resistor between the data bus and VCC - no external resistor is needed.
Three wire connection
The sensor has three outputs. Their colors may vary from model to model, it is advisable to find the documentation for your model.
Signal | Terminal | Color: Model 1 | Color: Model 2 | Color: Model 3 |
---|---|---|---|---|
Vdd (VCC, Power) | + 5V Out | Red | Red | Red |
GND (ground) | GND | Black | Black | Yellow |
DQ (DATA, data ) | 1W | Blue | Yellow | Green |