From 6c360d947384fa71d378230305e5225cbcf3c033 Mon Sep 17 00:00:00 2001
From: admar <admar@luon.net>
Date: Wed, 25 May 2022 23:33:57 +0200
Subject: [PATCH] Use 256 x oversampling to reduce noise on light sensor

---
 Claire.ino | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Claire.ino b/Claire.ino
index 73f1846..949674f 100644
--- a/Claire.ino
+++ b/Claire.ino
@@ -335,7 +335,11 @@ void readSensors(void) {
     output += " ppm, eVOC: " + String(iaqSensor.breathVocEquivalent);
     output += " ppm";
 
-    int light = analogRead(LIGHT_PIN);
+    int light = 0;
+    for (int n = 0; n < 256; n++) {
+      light += analogRead(LIGHT_PIN);
+    }
+    light = (light + 128) >> 8;
     output += ", light: " + String(light);
     Serial.println(output);
   } else {