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[dht22] Change pin number

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This commit is contained in:
Starbeamrainbowlabs 2018-08-02 18:36:52 +01:00
parent 11608c4dcf
commit d822c410c0
Signed by: sbrl
GPG key ID: 1BE5172E637709C2
1 changed files with 4 additions and 7 deletions
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9
dht22/dht22.ino
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@ -1,7 +1,7 @@
#include "lib/SimpleDHT/SimpleDHT.h" #include "lib/SimpleDHT/SimpleDHT.h"
#include "lib/SimpleDHT/SimpleDHT.cpp" #include "lib/SimpleDHT/SimpleDHT.cpp"
const int dhtA_pin = 5; const int dhtA_pin = 7;
SimpleDHT22 dhtA; SimpleDHT22 dhtA;
@ -10,19 +10,16 @@ void setup() {
Serial.println("DHT22 Demo"); Serial.println("DHT22 Demo");
Serial.println("=========="); Serial.println("==========");
Serial.print("Configuring pins - ");
pinMode(dhtA_pin, INPUT_PULLUP);
Serial.println("done");
Serial.print("Waiting to warm DHT22 up - "); Serial.print("Waiting to warm DHT22 up - ");
delay(2000); // Give the DHT22 time to warm up delay(2000); // Give the DHT22 time to warm up
Serial.println("done"); Serial.println("done");
} }
void loop() { void loop() {
float temp, humidity; float temp = 0, humidity = 0;
int read_error = dhtA.read2(dhtA_pin, &temp, &humidity, NULL); int read_error = dhtA.read2(dhtA_pin, &temp, &humidity, NULL);
Serial.println("Read complete - analysing result");
if(read_error != SimpleDHTErrSuccess) { if(read_error != SimpleDHTErrSuccess) {
Serial.print("Error: Failed reading from the DHT22. Code: "); Serial.print("Error: Failed reading from the DHT22. Code: ");
Serial.println(read_error); Serial.println(read_error);