From 0a4eda713d3dc0511d12e26397d51c58a1fba83a Mon Sep 17 00:00:00 2001
From: Juergen Jung <github@der-onkel.net>
Date: Fri, 17 Feb 2017 03:01:52 +0100
Subject: [PATCH] Input Sensor for motion

---
 esp-wemos-schild/esp-wemos-schild.ino | 24 ++++++++++++++++++++----
 platformio.ini                        |  2 +-
 2 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/esp-wemos-schild/esp-wemos-schild.ino b/esp-wemos-schild/esp-wemos-schild.ino
index e1ba9e7..598af35 100644
--- a/esp-wemos-schild/esp-wemos-schild.ino
+++ b/esp-wemos-schild/esp-wemos-schild.ino
@@ -6,12 +6,12 @@
 #include "NeoPatterns.h"
 
 #define PIN            D1
+#define SENSOR         D3
 #define NUMPIXELS      144
 
 
 
-byte wPos = 0;
-uint8_t state = 0;
+bool lastSensorValue = false;
 
 void StripComplete(){
         return;
@@ -20,6 +20,8 @@ void StripComplete(){
 NeoPatterns pixels = NeoPatterns(NUMPIXELS, PIN, NEO_GRB + NEO_KHZ800,&StripComplete);
 
 HomieNode stripNode("strip", "strip");
+HomieNode sensorNode("sensor", "sensor");
+Bounce debouncer = Bounce();
 
 bool onSetPixel(const HomieRange& range, const String& value){
         if(!range.isRange) {
@@ -60,12 +62,11 @@ bool onSetEffect(const HomieRange& range, const String& value){
                 pixels.TheaterChase(pixels.Color(0,0,255), pixels.Color(255,0,00), 100);
         }
         else if(effect == "fade") {
-                pixels.Fade(pixels.Wheel(255),pixels.Wheel(0),255,25);
+                pixels.Fade(pixels.Wheel(0),pixels.Wheel(255),pixels.Color(255,255,255),25);
         }
         else {
                 pixels.None();
         }
-
         stripNode.setProperty("effect").send(value);
 }
 
@@ -89,19 +90,33 @@ bool onSetLength(const HomieRange& range, const String& value){
 
 void loopHandler() {
         pixels.Update();
+
+        int sensorValue = debouncer.read();
+        if (Homie.isConfigured() && Homie.isConnected() && sensorValue != lastSensorValue) {
+                sensorNode.setProperty("motion").send(sensorValue ? "true" : "false");
+                lastSensorValue = sensorValue;
+        }
+
 }
 
 void setup() {
         Serial.begin(115200);
+
+        debouncer.attach(SENSOR,INPUT);
+        debouncer.interval(50);
+
         Homie_setFirmware("schild", "1.0.0");
         Homie.setLoopFunction(loopHandler);
 
+
         stripNode.advertiseRange("pixel", 0, NUMPIXELS-1).settable(onSetPixel);
         stripNode.advertise("brightness").settable(onSetBrightness);
         stripNode.advertise("effect").settable(onSetEffect);
         stripNode.advertise("clear").settable(onSetClear);
         stripNode.advertise("length").settable(onSetLength);
 
+        sensorNode.advertise("motion");
+
         pixels.begin();
         pixels.clear();
         pixels.setBrightness(64);
@@ -116,5 +131,6 @@ void setup() {
 
 void loop() {
         Homie.loop();
+        debouncer.update();
         ArduinoOTA.handle();
 }
diff --git a/platformio.ini b/platformio.ini
index 2a6fa9b..77d00ab 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -13,7 +13,7 @@ platform=espressif8266
 board=d1_mini
 framework=arduino
 
-;upload_port = /dev/tty.wchusbserial640
+;upload_port = /dev/tty.wchusbserial410
 ;upload_speed = 921600
 
 ;upload_port = 5ccf7f1db369.local