Files
smartweatherstation_v2.0/.pio/libdeps/esp32-s3-devkitc-1/DallasTemperature/examples/ExternalPullup/ExternalPullup.ino

36 lines
1.0 KiB
C++

#include <OneWire.h>
#include <DallasTemperature.h>
// Data wire is plugged into port 2 on the Arduino, while external pullup P-MOSFET gate into port 3
#define ONE_WIRE_BUS 2
#define ONE_WIRE_PULLUP 3
// Setup a oneWire instance to communicate with any OneWire devices (not just Maxim/Dallas temperature ICs)
OneWire oneWire(ONE_WIRE_BUS);
// Pass our oneWire reference to Dallas Temperature.
DallasTemperature sensors(&oneWire, ONE_WIRE_PULLUP);
void setup(void)
{
// start serial port
Serial.begin(9600);
Serial.println("Dallas Temperature IC Control Library Demo");
// Start up the library
sensors.begin();
}
void loop(void)
{
// call sensors.requestTemperatures() to issue a global temperature
// request to all devices on the bus
Serial.print("Requesting temperatures...");
sensors.requestTemperatures(); // Send the command to get temperatures
Serial.println("DONE");
for (int i = 0; i < sensors.getDeviceCount(); i++) {
Serial.println("Temperature for Device " + String(i) + " is: " + String(sensors.getTempCByIndex(i)));
}
}