From 5584200c67818b3a1e0be3b6a99aa3db354607b6 Mon Sep 17 00:00:00 2001
From: Richard Genoud <richard.genoud@gmail.com>
Date: Mon, 23 Sep 2019 18:38:17 +0200
Subject: [PATCH] kitchen_pilot_wire_control.ino: on/off logic is inverted

---
 .../kitchen_pilot_wire_control/kitchen_pilot_wire_control.ino     | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/soft/kitchen/kitchen_pilot_wire_control/kitchen_pilot_wire_control.ino b/soft/kitchen/kitchen_pilot_wire_control/kitchen_pilot_wire_control.ino
index 5eb5491..1d7df7a 100644
--- a/soft/kitchen/kitchen_pilot_wire_control/kitchen_pilot_wire_control.ino
+++ b/soft/kitchen/kitchen_pilot_wire_control/kitchen_pilot_wire_control.ino
@@ -23,17 +23,17 @@ void message_callback(const String &message)
 {
   Serial.println(message);
   if (message == "off") {
-      digitalWrite(heating_pin, LOW);
+      digitalWrite(heating_pin, HIGH);
   }
   if (message == "on") {
-      digitalWrite(heating_pin, HIGH);
+      digitalWrite(heating_pin, LOW);
   }
 }
 
 void setup()
 {
-  pinMode(heating_pin, OUTPUT);     // Initialize the LED_BUILTIN pin as an output
-  digitalWrite(heating_pin, LOW);   // Turn the LED on (Note that LOW is the voltage level
+  pinMode(heating_pin, OUTPUT);
+  digitalWrite(heating_pin, HIGH); // by default output the voltage that switches off the heater
 
   Serial.begin(115200);