UART Fingerprint Reader STM32F205 TFS-D400


In stock

SKU: 835844
  1. Processor:  STM32F205
  2. The commercial fingerprinting algorithm, faster identification
  3. High-accuracy optical sensor with a standard 16-pin interface
  4. Easy for developing
  5. Controlled via UART hence supports any MCU with UART
  6. Open protocol


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15 Days Warranty
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Category: Biometric/ECG/EMG Sensor

UART Fingerprint Reader is a fingerprinting module designed for secondary development, high-speed for identification, high stability. It is an intelligent module that provides functionalities like fingerprint recording, image processing, feature extraction, template generation, template storage, fingerprint matching, and searching, etc.

  1. Fingerprint lock
  2. Fingerprint safe deposit box
  3. Access control system
  4. Person identification
  5. Authority management

Useful Link:


  1. Onboard high-speed processor STM32F205
  2. The commercial fingerprinting algorithm, faster identification
  3. High-accuracy optical sensor, standard 16-pin interface, allows users to choose optical/semiconductor sensors
  4. Divided structure: fingerprint sensor + processing circuit + algorithm platform
  5. Easy for developing, controlled via UART, supports any MCU with UART
  6. Open protocol, it’s available to freely input/output fingerprint images, fingerprint feature file, and other fingerprinting actions

Package Includes:

1 x UART Fingerprint Reader STM32F205 TFS-D400′

1 x 6 Pin Custom Connector Jumper Wire

SKU: 835844 Category:



HD optical


Built-in (extensible)


1 million times



Fingerprint Capacity


False Acceptance Rate

<0.001% (on security level 5)

False Rejection Rate

<0.1% (on security level 5)

Input Time


Matching Time


Matching Mode

1 : 1
1 : N

Security Level

1-10 (supports customization)

Output Formats

User ID, Image, Feature

Feature Size

196 Byte

Feature Template Size

512 Byte

Template Rule Standard


Communication Interface


Communication Baud Rate


Power Supply

UART, external power

Operating Voltage (VDC):

3.3 ~ 7.5

Max. Operating Current (mA)


Operating Temperature (°C)

-20 to 60

Relative Humidity

40%RH to 85%RH (without condensation)

Shipping Weight 0.06 kg
Shipping Dimensions 7 × 8 × 3 cm
15 Days Warranty

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defects. Replacement will be done against manufacturing defects.

What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

User Manual



Questions and answers of the customers

  1. 0 votes
    Q how many finger prints can be stored answer now
    Asked by pro12345 on February 10, 2021 4:28 pm
    Answered by the admin

    Fingerprint capacity- 4000

Only registered users are eligible to enter questions
Country Of Origin: China