Introduction
For many projects, we might need to use an IR receiver for remote controlling many aspects of the project using an IR remote.
So while coding we need to hard code the decoded IR signals in our program so to make that job easy we are just going to build a small circuit with an Arduino nano, IR receiver and an OLED to display the decoded signals.
Video
Hardware Used
Circuit
Arduino Nano | IR Receiver | OLED |
D12 | OUT | |
(A5) SCL | SCL | |
(A4) SDA | SDA | |
5V | VCC | |
3.3V | VCC | |
GND | GND | GND |
Code
//www.diyusthad.com //www.youtube.com/c/diyusthad #include <IRremote.h> #include <Wire.h> #include <Adafruit_GFX.h> #include <Adafruit_SSD1306.h> #define OLED_RESET 4 Adafruit_SSD1306 display(128, 64, &Wire, OLED_RESET); int RECV_PIN = 12; IRrecv irrecv(RECV_PIN); decode_results results; const unsigned char myBitmap [] PROGMEM = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xff, 0xff, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3f, 0xff, 0xff, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xff, 0xff, 0xff, 0xff, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0xff, 0xff, 0xff, 0xff, 0xe0, 0x00, 0x00, 0x00, 0x00, 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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3f, 0xff, 0xff, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xff, 0xff, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xff, 0xff, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0xe0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; void setup() { Serial.begin(9600); Serial.println("Enabling IRin"); irrecv.enableIRIn(); // Start the receiver Serial.println("Enabled IRin"); display.begin(SSD1306_SWITCHCAPVCC, 0x3D); //or 0x3C display.clearDisplay(); //for Clearing the display display.drawBitmap(0, 0, myBitmap, 128, 64, WHITE); // display.drawBitmap(x position, y position, bitmap data, bitmap width, bitmap height, color) display.display(); delay(3000); display.clearDisplay(); display.setTextSize(2); // Draw 2X-scale text display.setTextColor(WHITE); display.setCursor(0, 27); display.print("IR DECODER"); display.display(); } void loop() { if (irrecv.decode(&results)) { Serial.println(results.value, HEX); String code = String((results.value,HEX)); display.clearDisplay(); display.setTextSize(2); // Draw 2X-scale text display.setTextColor(WHITE); display.setCursor(0, 27); display.print(results.value,HEX); display.display(); irrecv.resume(); // Receive the next value } delay(100); }
To buy electronic components order from UTSOURCE
Can you add a parts list for this project?
OK sure I’ll update it
Hi Marty,
I have updated the parts list as you requested.
Thank you.