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diff --git a/arduino/tvir.ino b/arduino/tvir.ino
new file mode 100644 (file)
index 0000000..5b6b24c
--- /dev/null
+++ b/arduino/tvir.ino
@@ -0,0 +1,172 @@
+// arduino ~3号引脚接940纳米发送头的长引脚
+// 短引脚接100欧电阻，再接GND
+
+#include <IRremote.h>
+#include <SoftwareSerial.h>
+
+SoftwareSerial btSerial(10, 11); // RX, TX
+
+
+IRsend irsend;
+const int ledPin = 13;
+
+
+const int xiaomiRawCodeLen = 23;
+enum {
+  XIAOMI_RAWCODE_POWER,
+  XIAOMI_RAWCODE_RETURN,
+  XIAOMI_RAWCODE_SUBMIT,
+  XIAOMI_RAWCODE_VOLUME_DEC,
+  XIAOMI_RAWCODE_VOLUME_INC,
+  
+  XIAOMI_RAWCODE_UP,
+  XIAOMI_RAWCODE_DOWN,
+  XIAOMI_RAWCODE_LEFT,
+  XIAOMI_RAWCODE_RIGHT,
+  XIAOMI_RAWCODE_MENU,
+  XIAOMI_RAWCODE_HOME,
+  
+  // ...
+  XIAOMI_RAWCODE_MAX_INX
+};
+
+
+unsigned int xiaomiRawCode[][xiaomiRawCodeLen] = {
+  // power
+  {1100, 500, 650, 500, 650, 1400, 650, 1350, 650, 500, 650, 1400, 650, 500, 650, 1350, 650, 550, 650, 1350, 650, 1350, 650},
+  // return
+  {950, 650, 500, 1200, 550, 650, 550, 850, 550, 1250, 500, 650, 450, 650, 550, 900, 550, 1500, 500, 1250, 500, 900, 550},
+  // submit
+  {1000, 600, 550, 1200, 550, 600, 550, 900, 550, 1150, 600, 600, 550, 600, 550, 1450, 550, 900, 550, 600, 550, 1500, 550},
+  // decrease volume signal
+  {1050, 550, 650, 1050, 650, 500, 650, 800, 650, 1100, 650, 500, 650, 500, 650, 1400, 650, 1350, 650, 500, 650,800, 650},
+  // increase volume signal
+  {1000, 600, 550, 1150, 600, 600, 550, 900, 550, 1150, 600, 550, 600, 600, 550, 1450, 550, 1200, 550, 600, 550,600, 550},
+
+  // 上
+  {1100, 500, 600, 1150, 650, 500, 600, 850, 650, 1050, 650, 550, 650, 500, 650, 800, 650, 800, 650, 1050, 650, 1400, 650},
+  // 下
+  {1050, 550, 600, 1150, 600, 550, 600, 850, 650, 1050, 650, 550, 600, 550, 600, 850, 650, 1050, 650, 1100, 650, 500, 650},
+  // 左
+  {1000, 600, 600, 1150, 550, 600, 550, 900, 550, 1200, 550, 600, 550, 600, 550, 1200, 550, 1450, 550, 900, 550, 900, 550},
+  // 右
+  {1000, 600, 550, 1200, 550, 600, 550, 900, 550, 1150, 600, 600, 550, 600, 550, 1450, 550, 600, 600, 600, 550, 1150, 550},
+  // Menu
+  {1000, 600, 550, 1200, 550, 600, 550, 900, 550, 1200, 550, 600, 550, 600, 550, 900, 550, 600, 550, 1200, 550, 1150, 600},
+  // Home
+  {1000, 600, 550, 1200, 550, 600, 550, 900, 550, 1150, 600, 600, 550, 600, 550, 1150, 600, 600, 550, 900, 550, 1150, 550}
+};
+
+void setup()
+{
+  Serial.begin(9600);
+  btSerial.begin(9600);
+}
+
+void BlinkLed(int pin) {
+  pinMode(pin, OUTPUT);
+  digitalWrite(pin, HIGH);
+  delay(200);
+  digitalWrite(pin, LOW);
+  delay(200);
+  digitalWrite(pin, HIGH);
+  delay(200);
+  digitalWrite(pin, LOW);
+  pinMode(pin, INPUT);
+}
+
+void SendXiaoMiSignal(int inx, const char *msg) {
+  
+  // 小米电视遥控
+  const int khz = 38; // 38kHz carrier frequency for the NEC protocol
+  irsend.sendRaw(xiaomiRawCode[inx], xiaomiRawCodeLen, khz);
+  Serial.print("XiaoMi Signal: ");
+  Serial.println(msg);
+}
+
+void loop() {
+ 
+  int cmd = -1;
+  
+  if(btSerial.available() <= 0) {
+    delay(10);
+    return;
+  }
+
+  cmd = btSerial.read();
+  Serial.print("Received Cmd: " );
+  Serial.println(cmd);
+
+
+  switch(cmd) {
+  case 0:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_POWER, "power");
+    break;
+  case 1:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_SUBMIT, "submit");
+    break;
+    
+  case 2:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_RETURN, "return");
+    break;
+
+  case 3:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_UP, "up");
+    break;
+    
+  case 4:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_DOWN, "down");
+    break;
+    
+  case 5:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_LEFT, "left");
+    break;
+    
+  case 6:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_RIGHT, "right");
+    break;
+
+  case 7:
+    irsend.sendNEC(0xCD32619E, 32); // 电信机顶盒频道-
+    Serial.println("tvbox channel-");
+    break;
+  case 8:
+    irsend.sendNEC(0xCD32A15E, 32); // 电信机顶盒频道+
+    Serial.println("tvbox channel+");
+    break; 
+
+    
+  case 9:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_MENU, "menu");
+    break;
+    
+  case 10:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_HOME, "home");
+    break;
+       
+  case 11:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_VOLUME_DEC, "tv volume -");
+    break;
+  case 12:
+    SendXiaoMiSignal(XIAOMI_RAWCODE_VOLUME_INC, "tv volume +");
+    break;
+   
+  case 13:
+    irsend.sendNEC(0xCD32817E, 32); // 电信机顶盒音量-
+    Serial.println("tvbox volume-");
+    break;
+  case 14:
+    irsend.sendNEC(0xCD3201FE, 32); // 电信机顶盒音量+
+    Serial.println("tvbox volume+");
+    break;
+    
+  default:
+    Serial.print("error code: ");
+    Serial.println(cmd);
+    BlinkLed(ledPin);
+    break;
+  }
+  btSerial.write("OK:");
+  btSerial.write(cmd);
+  BlinkLed(ledPin);
+}