Add how to send a state/air-con to IRsendDemo.ino (#594)

- Add example of how to send a typical `state[]`-type protocol.
- Remove precompiler options to make it simpler to read.

Author: crankyoldgit

examples/IRsendDemo/IRsendDemo.ino

@@ -1,6 +1,6 @@
 /* IRremoteESP8266: IRsendDemo - demonstrates sending IR codes with IRsend.
  *
- * Version 1.0 April, 2017
+ * Version 1.1 January, 2019
  * Based on Ken Shirriff's IrsendDemo Version 0.1 July, 2009,
  * Copyright 2009 Ken Shirriff, http://arcfn.com
  *
@@ -46,26 +46,27 @@ uint16_t rawData[67] = {9000, 4500, 650, 550, 650, 1650, 600, 550, 650, 550,
                         650, 550, 650, 550, 600, 550, 650, 550, 650, 550,
                         650, 1650, 600, 550, 650, 1650, 650, 1650, 650, 1650,
                         650, 1650, 650, 1650, 650, 1650, 600};
+// Example Samsung A/C state captured from IRrecvDumpV2.ino
+uint8_t samsungState[kSamsungAcStateLength] = {
+    0x02, 0x92, 0x0F, 0x00, 0x00, 0x00, 0xF0,
+    0x01, 0xE2, 0xFE, 0x71, 0x40, 0x11, 0xF0};
 
 void setup() {
   irsend.begin();
   Serial.begin(115200, SERIAL_8N1, SERIAL_TX_ONLY);
 }
 
 void loop() {
-#if SEND_NEC
   Serial.println("NEC");
-  irsend.sendNEC(0x00FFE01FUL, 32);
-#endif  // SEND_NEC
+  irsend.sendNEC(0x00FFE01FUL);
   delay(2000);
-#if SEND_SONY
   Serial.println("Sony");
-  irsend.sendSony(0xa90, 12, 2);
-#endif  // SEND_SONY
+  irsend.sendSony(0xa90, 12, 2);  // 12 bits & 2 repeats
   delay(2000);
-#if SEND_RAW
   Serial.println("a rawData capture from IRrecvDumpV2");
   irsend.sendRaw(rawData, 67, 38);  // Send a raw data capture at 38kHz.
-#endif  // SEND_RAW
+  delay(2000);
+  Serial.println("a Samsung A/C state from IRrecvDumpV2");
+  irsend.sendSamsungAC(samsungState);
   delay(2000);
 }