microcontroller MP3 car infrared wireless remote control module kit Arduino Raspberry Pi DIY kit HX1838 – KSH 350 at HIMASTORES Mombasa – best electronics in Kenya
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microcontroller MP3 car infrared wireless remote control module kit Arduino Raspberry Pi DIY kit HX1838

SKU: HMJ644 Category: HIMA electronics
KSH 350.00
In Stock

Product Description

Microcontroller MP3 Car Infrared Wireless Remote Control Module Kit

HX1838 Infrared Remote Control DIY Kit for Arduino & Raspberry Pi

The Microcontroller MP3 Car Infrared Wireless Remote Control Module Kit is a complete DIY solution for adding wireless infrared control to your Arduino, Raspberry Pi, or microcontroller projects. This HX1838based kit includes an ultrathin 38kHz IR remote control and a highly sensitive IR receiver module, enabling you to control robots, MP3 players, lighting, and various interactive projects from up to 8 meters away.

Complete kit includes IR remote control, receiver module, IR LED, and jumper wires
Compatible with Arduino, ESP32, Raspberry Pi, and PIC microcontrollers
Remote requires CR2025 battery - included with most kits

Technical Specifications

ParameterValue
Receiver ICHX1838 / VS1838B compatible [citation:9]
Carrier Frequency38kHz (±0.5kHz) [citation:2][citation:4]
Supply Voltage2.7V - 5.5V DC [citation:4][citation:9]
Operating Current~1.5mA (idle) [citation:9]
Receiver Angle±45° to 60° [citation:1][citation:8]
Transmission DistanceUp to 8 meters [citation:1][citation:2]
Remote Buttons17 function keys [citation:5]
ProtocolNEC encoding format [citation:8][citation:11]
Remote Battery1 x CR2025 (3V button cell) [citation:1][citation:8]
Battery Life20,000+ key presses [citation:2][citation:5]
Quiescent Current3-5µA [citation:5]
Dynamic Current3-5mA [citation:5]
Receiver Dimensions~23.5mm x 21.5mm [citation:2]
Remote Dimensions85.7mm x 40mm x 6.5mm [citation:8]

= Kit Contents =

  1. Mini Ultra-Thin 38kHz IR Remote Control
  2. HX1838 IR Receiver Module
  3. 5mm IR LED (for transmitting)
  4. 3-pin Dupont Jumper Cables (Female to Female, ~20cm)
  5. CR2025 Coin Cell Battery (included with most kits)
Some kits may ship without battery - verify product listing
Remote has 17 function keys including digits 0-9, navigation arrows, and OK button
The IR LED can be used to transmit codes for cloning remotes or controlling IR devices

Pin Configuration

# IR Receiver Module (HX1838)

PinFunctionDescription
OUT / SSignal OutputDigital output to MCU (active low)
VCCPower Supply3.3V - 5V DC input [citation:4][citation:8]
GNDGroundCommon ground

> Pin order may vary by manufacturer - verify before connecting

The metal-domed face is the IR detection window

## Wiring Guide

# Arduino Connection

Receiver PinArduino Pin
VCC5V
GNDGND
OUTDigital Pin 2 (or any digital pin) [citation:3][citation:9]

# Raspberry Pi Connection

Receiver PinRaspberry Pi Pin
VCCPin 1 (3.3V)
GNDPin 6 (GND)
OUTPin 11 (GPIO 17) [citation:9]

# ESP32 Connection

Receiver PinESP32 Pin
VCC3.3V or 5V [citation:9]
GNDGND
OUTGPIO 15 (or any input GPIO)

> Works with 3.3V and 5V logic levels - no level shifting required

Use interrupt-capable pins (D2/D3 on Uno) for reliable reception

Remote Control Layout

The 17-key remote features standard NEC protocol encoding:

RowKeys
1Power, Mode, Mute
21, 2, 3
34, 5, 6
47, 8, 9
5* (Star), 0, # (Hash)
6↑, OK, ↓
7←, →

> Each button transmits a unique 32-bit NEC code [citation:7]

Use the included IR LED to clone remote signals or control other IR devices

How It Works

  1. The IR remote transmits modulated 38kHz infrared signals when buttons are pressed
  2. The HX1838 receiver detects and demodulates the IR signals
  3. The receiver outputs a digital pulse train matching the NEC protocol
  4. Your microcontroller decodes the pulses to identify the pressed button
  5. You can map each button to control motors, LEDs, MP3 players, or other devices
The receiver ignores ambient light and other interference sources
NEC protocol includes repeat codes (0xFFFFFFFF) when buttons are held down
Direct sunlight or fluorescent lights may interfere with reception

Why Choose This IR Kit?

Complete kit - all components included for immediate use
17-key remote with NEC protocol for reliable control
Up to 8-meter range for flexible installation
Compatible with 3.3V and 5V systems
Simple wiring and programming
Ideal for robotics, home automation, and MP3 control

√ Works with Arduino, ESP32, Raspberry Pi, and PIC

√ No additional components needed (except Arduino)

√ IR LED included for transmitting your own codes

√ Excellent value for interactive projects

√ Compact remote with long battery life

Common Applications

  • Remote-controlled car and robot projects [citation:1]
  • MP3 player and audio device control
  • Home automation and smart lighting
  • Interactive art installations
  • TV and media player emulation
  • Industrial remote control systems
  • Educational microcontroller projects

Safety Precautions

Do not exceed 5.5V supply voltage
Ensure correct polarity (VCC/GND)
Keep IR receiver window clean and unobstructed
Protect from direct sunlight or strong artificial light
Avoid ESD when handling components
IR is lineofsight - walls and obstacles will block signals
Position receiver where it has clear view of the user

The HX1838 Infrared Wireless Remote Control Module Kit provides everything you need to add wireless IR control to your Arduino, Raspberry Pi, or microcontroller project. Perfect for robots, MP3 players, and interactive installations.

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