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मूल्य सूची: Retail Price (B2C) मूल्य सूची
मूल्य सूची: Retail Price (B2C) मूल्य सूची
TCS3200 Colour Recognition Sensor Module for MCU Arduino

TCS3200 Colour Recognition Sensor Module for MCU Arduino

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SpecificationDetails
Sensor ChipsetAMS TCS3200
Operating VoltageDC 2.7V – 5.5V
Input InterfaceDigital I/O (TTL Level)
Output TypeSquare Wave (50% Duty Cycle)
Photodiode Array8 x 8 (Red, Green, Blue, Clear filters)
Detection Distance10mm (Optimal)
Operating Temp-40°C to +85°C
Price
₹ 389.83 ₹ 389.83
(Tax included)

बारकोड: 3278

Product Description

The TCS3200 Module features a specialized array of 64 photodiodes: 16 with Red filters, 16 with Green filters, 16 with Blue filters, and 16 with no filter (Clear). By selecting the appropriate photodiode filter via the S2 and S3 pins, the sensor outputs a square wave whose frequency is directly proportional to the intensity of that specific color. The module also includes four bright white LEDs to illuminate the target object, ensuring consistent readings regardless of ambient lighting conditions. The S0 and S1 pins allow you to scale the output frequency ($2\%$, $20\%$, or $100\%$) to match the processing speed of your microcontroller.

Key Features

  • High-Resolution Conversion: Translates light intensity into a digital frequency signal for precise color matching.

  • Programmable Filters: Electronically switch between Red, Green, Blue, and Clear sensing modes.

  • Integrated Illumination: Four onboard LEDs provide controlled lighting for the target surface.

  • Frequency Scaling: Adjustable output frequency makes it compatible with both slow and high-speed microcontrollers.

  • Non-Contact Sensing: Detects colors accurately from a short distance without physical contact.

Technical Details

  • Pinout: S0, S1 (Output frequency scaling), S2, S3 (Photodiode type selection), OUT (Frequency output), LED (Control LEDs), VCC, GND.

  • PCB Size: 31.6mm x 24.4mm.

  • Communication: Direct interface with any digital input pin capable of pulse counting.

Prototyping and Engineering Tips from Robogears

  • The Black Tube Trick: For the most accurate color readings, ambient light is your enemy. We recommend placing a small piece of black heat-shrink tubing or a 3D-printed shroud around the sensor head. This ensures the photodiodes only "see" the light reflected from the object by the onboard LEDs.

  • Calibration is Key: Colors appear differently under different conditions. In your code, always perform a "White Balance" calibration by placing a pure white object in front of the sensor and recording the RGB frequency values as your $100\%$ reference.

  • Frequency Scaling (S0/S1): For Arduino Uno users, setting the scaling to $20\%$ (S0=HIGH, S1=LOW) is usually the "sweet spot" for the pulseIn() function. If the frequency is too high ($100\%$), the microcontroller might miss pulses; if it's too low ($2\%$), the sensor becomes slow and less responsive.

  • Object Distance: Maintain a consistent distance (ideally $1cm$) between the sensor and the object. Changes in distance will change the intensity of reflected light, which the sensor will interpret as a different shade of color.

Package Includes

  • 1 x TCS3200 Color Recognition Sensor Module

Disclaimer

This sensor is highly sensitive to infrared (IR) light. While it has an IR-rejection filter, very hot objects or direct sunlight may skew the readings. Ensure the module is kept away from moisture to prevent oxidation of the photodiode array.