Speak Recognition, Voice Recognition Module V3

The Voice Recognition Module V3 is an advanced voice recognition module designed to interface with microcontrollers and other digital systems. It can recognize pre-programmed voice commands and convert them into digital signals, making it ideal for projects involving voice-controlled interfaces, smart home applications, and robotics. The module supports multiple languages and can store a significant number of voice commands.

Technical Specifications:

• Model: Voice Recognition Module V3
• Operating Voltage: 4.5V to 5.5V DC
• Current Consumption: < 40mA (operating), < 1mA (standby)
• Communication Interface: UART (9600 bps default)
• Number of Voice Commands: Up to 80 (in groups of 7)
• Recognition Accuracy: 99% (under optimal conditions)
• Training Time: 1-2 seconds per command
• Operating Temperature: -10°C to +70°C
• Dimensions: 30mm x 25mm x 5mm

Pin Configuration:

1. VCC: Connect to the power supply (4.5V to 5.5V)
2. GND: Connect to ground
3. TX: UART transmit pin (connect to RX on microcontroller)
4. RX: UART receive pin (connect to TX on microcontroller)
5. MIC: Connect to the external microphone (included)

Features:

• High Recognition Accuracy: Achieves up to 99% accuracy in optimal conditions.
• Multiple Voice Commands: Can store up to 80 voice commands in groups of 7.
• Easy to Interface: Uses UART communication for easy integration with microcontrollers.
• Low Power Consumption: Efficient operation with low standby current.
• Wide Operating Voltage Range: Compatible with standard 5V systems.
• Compact Design: Small form factor for easy integration into various projects.

Applications:

• Voice-controlled interfaces
• Smart home automation
• Robotics
• Security systems
• Hands-free control systems
• Interactive projects
• DIY electronics

Usage Tips:

1. Connecting the Module:
   • Connect the VCC pin to a 5V power supply.
   • Connect the GND pin to the ground of your system.
   • Connect the TX pin to the RX pin of your microcontroller.
   • Connect the RX pin to the TX pin of your microcontroller.
   • Connect the external microphone to the MIC pins.
2. Training Voice Commands:
   • Use the provided software or send specific commands via UART to train the module with new voice commands.
   • Speak clearly and consistently during the training process to ensure accurate recognition.
3. Using Voice Commands:
   • After training, the module will recognize the pre-programmed voice commands and output corresponding signals via UART.
   • Use these signals to control other devices or trigger specific actions in your project.

The Voice Recognition Module V3 is a powerful and flexible tool for adding voice control to your projects. Its high accuracy, multiple command storage, and easy interfacing make it an excellent choice for a wide range of applications, from smart home automation to interactive robotics.

Package Includes:

• 1 x Voice Recognition Module
• 1 x Microphone x1