36 lines
722 B
Plaintext
36 lines
722 B
Plaintext
#include <DHT22.h>
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#define DHTPIN 2
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#define DHTTYPE DHT22
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DHT22 dht(DHTPIN);
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void setup() {
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// put your setup code here, to run once:
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Serial.begin(115200);
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Serial.println("Hello, ESP32!");
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}
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void loop() {
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// put your main code here, to run repeatedly:
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float h = dht.getHumidity();
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float t = dht.getTemperature();
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float f = dht.getTemperature(true);
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if (isnan(h) || isnan(t) || isnan(f)) {
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Serial.println(F("Failed to read from DHT sensor!"));
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return;
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}
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Serial.print("{ \"tempC\" : ");
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Serial.print(t);
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Serial.print(", \"tempF\" : ");
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Serial.print(f);
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Serial.print(", \"tempH\" : ");
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Serial.print(h);
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Serial.println(" }");
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delay(1000); // this speeds up the simulation
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}
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