Voice Recognition Module V3

The Voice Recognition Module V3 is a compact and easy-to-use voice recognition module designed for embedded systems. It can be trained to recognize voice commands and respond accordingly, making it ideal for applications in home automation, robotics, and interactive projects. The module supports up to 80 voice commands, with 7 commands being recognized at any given time.

Key Features:

• Supports up to 80 voice commands
• Recognizes 7 voice commands simultaneously
• Speaker-independent and speaker-dependent modes
• Easy UART interface for communication with microcontrollers
• Onboard microphone for voice input
• Low power consumption
• Supports multiple languages
• High accuracy and fast response time

Technical Specifications:

• Supply Voltage: 4.5V to 5.5V
• Current Consumption: 50 mA (max)
• Interface: UART (9600 bps default)
• Recognition Accuracy: 99%
• Recognition Time: < 1 second
• Number of Commands: 80 (in groups of 7)
• Operating Temperature Range: -40°C to +85°C
• Dimensions: 30mm x 20mm x 5mm

Applications:

• Home automation systems
• Voice-controlled robots
• Interactive toys and games
• Voice-activated devices
• Security systems
• Assistive technologies for the disabled

Usage:

1. Connection:
   • Connect the VCC pin to a 5V power supply.
   • Connect the GND pin to ground.
   • Connect the RX pin to the TX pin of the microcontroller.
   • Connect the TX pin to the RX pin of the microcontroller.
2. Training:
   • Use the provided software or serial commands to train the module with voice commands.
   • Train the module in a quiet environment for best results.
   • Store the voice commands in one of the available groups.
3. Operation:
   • After training, the module can recognize voice commands and send corresponding signals to the microcontroller.
   • Use the recognized commands to control devices, trigger actions, or execute programs.
4. Programming:
   • Write a program on the microcontroller to interface with the module and handle recognized commands.
   • Use the UART interface to send and receive data from the module.

Caution:

• Avoid exposing the module to high levels of noise during operation.
• Handle the module carefully to avoid damage from electrostatic discharge (ESD).
• Ensure proper power supply and connections to prevent malfunction.

Datasheet:
For detailed technical specifications, refer to the Voice Recognition Module V3 Datasheet.