標(biāo)題: Arduino紅外接收模塊源程序+電路 [打印本頁]
作者: 行于天    時(shí)間: 2019-1-19 10:18
標(biāo)題: Arduino紅外接收模塊源程序+電路
內(nèi)涵原理圖和源碼，歡迎下載學(xué)習(xí)。

在使用前一定要記得給紅外遙控器上電池，還有紅外遙控器要結(jié)合紅外接收模塊使用，它負(fù)責(zé)將接收紅外遙控器發(fā)射過來的信息并將其解碼成十六進(jìn)制碼，這樣才能實(shí)現(xiàn)既定的通信。
將紅外接收模塊與 Arduino正確連接，其中S 連接D11，VCC 接+5V，GND接 GND，并將其固定好；

與 Arduino 具體的電路原理圖如下：


Arduino源程序如下:
  1. /*
  2. * IRremote: IRrecvDemo - demonstrates receiving IR codes with IRrecv
  3. * An IR detector/demodulator must be connected to the input RECV_PIN.
  4. * Version 0.1 July, 2009
  5. * Copyright 2009 Ken Shirriff
  6. * http://arcfn.com
  7. */

  9. #include <IRremote.h>

  11. int RECV_PIN = 11;

  13. int LED1 = 2;
  14. int LED2 = 3;
  15. int LED3 = 4;
  16. int LED4 = 5;
  17. int LED5 = 6;
  18. int LED6 = 7;
  19. long on1  = 0x00FFA25D;
  20. long off1 = 0x00FFE01F;
  21. long on2 = 0x00FF629D;
  22. long off2 = 0x00FFA857;
  23. long on3 = 0x00FFE21D;
  24. long off3 = 0x00FF906F;
  25. long on4 = 0x00FF22DD;
  26. long off4 = 0x00FF6897;
  27. long on5 = 0x00FF02FD;
  28. long off5 = 0x00FF9867;
  29. long on6 = 0x00FFC23D;
  30. long off6 = 0x00FFB047;
  31. long all_on = 0x00FF30CF;
  32. long all_off = 0x00FF18E7;

  34. IRrecv irrecv(RECV_PIN);
  35. decode_results results;

  37. // Dumps out the decode_results structure.
  38. // Call this after IRrecv::decode()
  39. // void * to work around compiler issue
  40. //void dump(void *v) {
  41. //  decode_results *results = (decode_results *)v
  42. void dump(decode_results *results) {
  43.   int count = results->rawlen;
  44.   if (results->decode_type == UNKNOWN)
  45.     {
  46.      Serial.println("Could not decode message");
  47.     }
  48.   else
  49.    {
  50.     if (results->decode_type == NEC)
  51.       {
  52.        Serial.print("Decoded NEC: ");
  53.       }
  54.     else if (results->decode_type == SONY)
  55.       {
  56.        Serial.print("Decoded SONY: ");
  57.       }
  58.     else if (results->decode_type == RC5)
  59.       {
  60.        Serial.print("Decoded RC5: ");
  61.       }
  62.     else if (results->decode_type == RC6)
  63.       {
  64.        Serial.print("Decoded RC6: ");
  65.       }
  66.      Serial.print(results->value, HEX);
  67.      Serial.print(" (");
  68.      Serial.print(results->bits, DEC);
  69.      Serial.println(" bits)");
  70.    }
  71.      Serial.print("Raw (");
  72.      Serial.print(count, DEC);
  73.      Serial.print("): ");

  75.   for (int i = 0; i < count; i++)
  76.      {
  77.       if ((i % 2) == 1) {
  78.       Serial.print(results->rawbuf[i]*USECPERTICK, DEC);
  79.      }
  80.     else  
  81.      {
  82.       Serial.print(-(int)results->rawbuf[i]*USECPERTICK, DEC);
  83.      }
  84.     Serial.print(" ");
  85.      }
  86.       Serial.println("");
  87.      }

  89. void setup()
  90. {
  91.   pinMode(RECV_PIN, INPUT);   
  92.   pinMode(LED1, OUTPUT);
  93.   pinMode(LED2, OUTPUT);
  94.   pinMode(LED3, OUTPUT);
  95.   pinMode(LED4, OUTPUT);
  96.   pinMode(LED5, OUTPUT);
  97.   pinMode(LED6, OUTPUT);  
  98.   pinMode(13, OUTPUT);
  99.   Serial.begin(9600);
  100.   
  101.   irrecv.enableIRIn(); // Start the receiver
  102. }

  104. int on = 0;
  105. unsigned long last = millis();

  107. void loop()
  108. {
  109.   if (irrecv.decode(&results))
  110.    {
  111.     // If it's been at least 1/4 second since the last
  112.     // IR received, toggle the relay
  113.     if (millis() - last > 250)
  114.       {
  115.        on = !on;
  116. //       digitalWrite(8, on ? HIGH : LOW);
  117.        digitalWrite(13, on ? HIGH : LOW);
  118.        dump(&results);
  119.       }
  120.     if (results.value == on1 )
  121.        digitalWrite(LED1, HIGH);
  122.     if (results.value == off1 )
  123.        digitalWrite(LED1, LOW);
  124.     if (results.value == on2 )
  125.        digitalWrite(LED2, HIGH);
  126.     if (results.value == off2 )
  127.        digitalWrite(LED2, LOW);
  128.     if (results.value == on3 )
  129.        digitalWrite(LED3, HIGH);
  130.     if (results.value == off3 )
  131.        digitalWrite(LED3, LOW);
  132.     if (results.value == on4 )
  133.        digitalWrite(LED4, HIGH);
  134.     if (results.value == off4 )
  135.        digitalWrite(LED4, LOW);
  136.     if (results.value == on5 )
  137.        digitalWrite(LED5, HIGH);
  138.     if (results.value == off5 )
  139.        digitalWrite(LED5, LOW);
  140.     if (results.value == on6 )
  141.        digitalWrite(LED6, HIGH);
  142.     if (results.value == off6 )
  143.        digitalWrite(LED6, LOW);
  144.     if (results.value == all_on )
  145.       {
  146.        digitalWrite(LED1, HIGH);
  147.        digitalWrite(LED2, HIGH);
  148.        digitalWrite(LED3, HIGH);
  149.        digitalWrite(LED4, HIGH);
  150.        digitalWrite(LED5, HIGH);
  151.        digitalWrite(LED6, HIGH);
  152.       }      
  153.     if (results.value == all_off )
  154.       {
  155.        digitalWrite(LED1, LOW);
  156.        digitalWrite(LED2, LOW);
  157.        digitalWrite(LED3, LOW);
  158.        digitalWrite(LED4, LOW);
  159.        digitalWrite(LED5, LOW);
  160.        digitalWrite(LED6, LOW);
  161.       }      
  162.     last = millis();      
  163.     irrecv.resume(); // Receive the next value
  164.   }
  165. }
復(fù)制代碼

所有資料51hei提供下載:
紅外接收模塊.rar (2.04 MB, 下載次數(shù): 34)


作者: mirror.    時(shí)間: 2020-8-15 17:08
感謝樓主分享，當(dāng)然有注釋更好啦




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