From 9cbf8c2419f675de1952701d70c14df9e977549b Mon Sep 17 00:00:00 2001
From: Stefan Sterz <hi@sterzy.com>
Date: Thu, 21 Jan 2016 17:43:29 +0100
Subject: [PATCH] add irRead functionality

---
 arduino/src/sketch.ino | 69 ++++++++++++++++++++++++++++++++++--------
 1 file changed, 57 insertions(+), 12 deletions(-)

diff --git a/arduino/src/sketch.ino b/arduino/src/sketch.ino
index 2e54e39..5fc5421 100644
--- a/arduino/src/sketch.ino
+++ b/arduino/src/sketch.ino
@@ -1,8 +1,16 @@
 #include <RCSwitch.h>
+#include <IRremote.h>
+
+// Necessary IR Globals
+int RECV_PIN = 10;
+IRrecv irrecv(RECV_PIN);
+IRsend irsend;
+decode_results results;
 
 uint8_t message[8];
 int index = 0;
 boolean com = false;
+int irReceive = 0;
 
 void setup()
 {
@@ -11,16 +19,27 @@ void setup()
 
 void loop()
 {
-  while(Serial.available()) { 
-    uint8_t x = Serial.read();
-    if(index > 0 || (x >= 80 && x <= 95)) {
-      message[index++] = x;
-      if(index > 7){
-        decodeMessage();
-        index = 0;
+  
+  if (irReceive < millis() && irrecv.decode(&results)) {
+  
+    irRead(&results);
+    irrecv.resume();
+  
+  } else {
+    
+    while(Serial.available()) { 
+      uint8_t x = Serial.read();
+      if(index > 0 || (x >= 80 && x <= 95)) {
+        message[index++] = x;
+        if(index > 7){
+          decodeMessage();
+          index = 0;
+        }
       }
     }
+  
   }
+
 }
 
 void decodeMessage() {
@@ -40,10 +59,12 @@ void decodeMessage() {
         //case 84:  break;
         //case 85:  break;
         //case 86:  break;
-        case 87: sendRCTristate(val, pin); break;
+        case 87: sendRCTristate(val, pin);  break;
         //case 88:  break;
-        //case 89:  break;
-        default:                   break;
+        case 89: irrecv.enableIRIn(); 
+                 irReceive = millis() + 10000; 
+                 break;
+        default:                            break;
     }
   
   } else if(cmd == 90) {
@@ -90,8 +111,7 @@ void digitalR(int pin) {
   if(pin == -1) { Serial.println("badpin"); return; }
   pinMode(pin, INPUT);
   int digraw = digitalRead(pin);
-  String m = String(pin + '::' + digraw);
-  Serial.println(m);
+  Serial.println(String(pin + '::' + digraw));
 
 }
 
@@ -115,4 +135,29 @@ void sendRCTristate (uint8_t val[], int pin) {
 
   rc.sendTriState(triState);
   Serial.println("RC-Tristate send!");
+}
+
+void irRead(decode_results *results) {
+  
+  unsigned long codeValue;
+  int codeLen;
+  int codeType = results->decode_type; 
+  
+  if (codeType == UNKNOWN) {
+    
+    Serial.println("Unknown IR Protocol!");
+
+  } else {
+
+    if (codeType == NEC) {
+      if (results->value == REPEAT) {
+        return;
+      }
+    }
+
+    codeValue = results->value;
+    codeLen = results->bits;
+    String m = String(codeType + "::" + codeValue);
+    Serial.println(String(m + "::" + codeLen));
+  }
 }
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