From c3cee2b7c483df11570c177a896766e54646bb53 Mon Sep 17 00:00:00 2001
From: Philipp Spitzer <philipp@spitzer.priv.at>
Date: Wed, 21 Oct 2020 21:50:18 +0200
Subject: [PATCH] Example reading C02 concentration.

---
 airingbutler.ino | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 airingbutler.ino

diff --git a/airingbutler.ino b/airingbutler.ino
new file mode 100644
index 0000000..b1bbaf9
--- /dev/null
+++ b/airingbutler.ino
@@ -0,0 +1,29 @@
+#include <SoftwareSerial.h>
+#include "MHZ19.h"
+
+const int rx_pin = 2; // connect to TX on MHZ19
+const int tx_pin = 3; // connect to RX on MHZ19
+
+
+MHZ19 mhz19 = MHZ19(rx_pin,tx_pin);
+
+
+void setup()
+{
+    Serial.begin(115200);
+    mhz19.begin(rx_pin, tx_pin);
+}
+
+
+void loop()
+{
+    measurement_t m = mhz19.getMeasurement();
+
+    Serial.print("co2: ");
+    Serial.println(m.co2_ppm);
+    Serial.print("temp: ");
+    Serial.println(m.temperature);
+    
+    delay(500);
+}
+
-- 
2.39.5