X-Git-Url: https://git.toastfreeware.priv.at/toast/airingbutler.git/blobdiff_plain/280d4ebfd032b1e3e1e593e4c632a6dda91aca2b..98afd689deb5007a2d2cfba2f627e094d016b853:/airingbutler.ino

diff --git a/airingbutler.ino b/airingbutler.ino
index c93f4ba..68cd95d 100644
--- a/airingbutler.ino
+++ b/airingbutler.ino
@@ -18,6 +18,8 @@ MHZ19 mhz19 = MHZ19(rx_pin,tx_pin);
 LiquidCrystal lcd(7, 8, 9, 10, 11, 12);
 
 unsigned long time;
+int co2 = 0;
+int temp = 0;
 int lastppm = 0;
 
 
@@ -62,18 +64,20 @@ void loop()
 {
 	time = millis();
 	measurement_t m = mhz19.getMeasurement();
+	co2 = m.co2_ppm;
+	temp = m.temperature;
 
 	Serial.print(time);
 	Serial.print(",");
-	Serial.print(m.co2_ppm);
+	Serial.print(co2);
 	Serial.print(",");
-	Serial.println(m.temperature);
+	Serial.println(temp);
 
-	digitalWrite(led_red_pin, m.co2_ppm >= co2_alarm_thr);
-	digitalWrite(led_yellow_pin, m.co2_ppm >= co2_warning_thr && m.co2_ppm < co2_alarm_thr);
-	digitalWrite(led_green_pin, m.co2_ppm < co2_warning_thr);
+	digitalWrite(led_red_pin, co2 >= co2_alarm_thr);
+	digitalWrite(led_yellow_pin, co2 >= co2_warning_thr && co2 < co2_alarm_thr);
+	digitalWrite(led_green_pin, co2 < co2_warning_thr);
 
-	if (m.co2_ppm >= co2_alarm_thr && lastppm < co2_alarm_thr) {
+	if (co2 >= co2_alarm_thr && lastppm < co2_alarm_thr) {
 		digitalWrite(buzzer_pin, HIGH);
 		delay(100);
 		digitalWrite(buzzer_pin, LOW);
@@ -87,7 +91,7 @@ void loop()
 		digitalWrite(buzzer_pin, LOW);
 	}
 
-	if (m.co2_ppm >= co2_warning_thr && lastppm < co2_warning_thr) {
+	if (co2 >= co2_warning_thr && lastppm < co2_warning_thr) {
 		digitalWrite(buzzer_pin, HIGH);
 		delay(500);
 		digitalWrite(buzzer_pin, LOW);
@@ -95,9 +99,9 @@ void loop()
 
 	lcd.setCursor(0, 0);
 	lcd.print("CO2: ");
-	lcd.print(m.co2_ppm);
+	lcd.print(co2);
 	lcd.print(" ppm         ");
 
-	lastppm = m.co2_ppm;
+	lastppm = co2;
 	delay(5000);
 }