49 lines
838 B
C++
49 lines
838 B
C++
//
|
|
// FILE: DHT20_read_status.ino
|
|
// AUTHOR: Rob Tillaart
|
|
// PURPOSE: Demo for DHT20 I2C humidity & temperature sensor
|
|
// URL: https://github.com/RobTillaart/DHT20
|
|
//
|
|
// Always check datasheet - front view
|
|
//
|
|
// +--------------+
|
|
// VDD ----| 1 |
|
|
// SDA ----| 2 DHT20 |
|
|
// GND ----| 3 |
|
|
// SCL ----| 4 |
|
|
// +--------------+
|
|
|
|
|
|
#include "DHT20.h"
|
|
|
|
DHT20 DHT;
|
|
|
|
uint8_t count = 0;
|
|
|
|
|
|
void setup()
|
|
{
|
|
Serial.begin(115200);
|
|
Serial.println(__FILE__);
|
|
Serial.print("DHT20 LIBRARY VERSION: ");
|
|
Serial.println(DHT20_LIB_VERSION);
|
|
Serial.println();
|
|
|
|
Wire.begin();
|
|
Wire.setClock(400000);
|
|
|
|
DHT.begin(); // ESP32 default pins 21 22
|
|
|
|
delay(2000);
|
|
}
|
|
|
|
|
|
void loop()
|
|
{
|
|
int status = DHT.readStatus();
|
|
Serial.println(status);
|
|
delay(1000);
|
|
}
|
|
|
|
|
|
// -- END OF FILE --
|