It used to work on Uno wifi rev2, but now the sensor readings can't be read. And I have experimented between 2 boards (Uno wifi rev 2 {made in italy} and Uno {CH340}) CH340 it works but rev2 doesn't. #include <OneWire.h> #include <DallasTemperature.h> #define ONE_WIRE_BUS 3 //INPUT SENSOR OneWire o…

Sensor not working on Uno wifi rev2. (ds18b20 {Water Temperature sensor})

kim_hanh September 26, 2021, 7:32am 5

GND --> GND
5Vdc --> VCC
DAT --> 3 {D3}

Another pin not use.