WTK6900B01 voice module is a voice recognition module, small size, voice recognition distance up to 2~3m in a quiet environment. You can add SPI Flash to increase memory size.
Following are the main functions: Voice recognition function: Can identify the default speech words and phrases, output both through the serial port and IO port, identify the result. Voice play function: Through MCU instructions, play the specified voice, at the same time, through the BUSY pin mark, judge whether there is voice play.Features:
- Voice recognition rate up to 90% within half a meter.
- Control output through voice command.
- Play the specified voice through MCU serial communication control.
- Three output modes: serial output, IO output, speaker output.
- PWM output can directly drive 0.5W/8Ω or 1W/8Ω speaker.
- Have the differential amplifier circuit.
- Voice recognition distance up to 2~3m in a quiet environment.
- Can add SPI flash to increase the storage capacity.
- Can store many groups of words.
- Speaker-independent recognition.
- Support 32 languages, such as Chinese, English, Cantonese, Japanese etc.
- Toys: parrot talk, storyteller, music player, etc.
- Switches: light switch, brightness adjustment, etc.
- Voice broadcast: prompt tone for small household appliances.