WTV020SD Mini SD Card MP3 Sound Module Voice Module
WTV020 plug-in SD card Voice module, the main chip selection WTV020-16S and WTV020-20S package chips. Voice updates directly through an SD card reader on a PC replacement. Control is also an SD card stored in TXT file changes. The module supports the FAT file system. Support and ADPCM WAV file playback. Supports two-wire serial control mode, key methods and UART232 serial manner.
Automatic speech recognition and speech sample rate format.
Products for WTV020 chip module plug the SD card, supports 32M ~ 1GBit capacity card;
Supports the FAT file system, SD card as storage medium;
And supports playback of WAV format files 4Bit ADCPM;
Supports automatic speech recognition folders and file playback;
You can play background music and commercials language;
Control methods are key control, second control and UART232 serial control;
WTV master chip has WTV020-16SOP and WTV020-20SOP two packages, both of which are compatible;
You can play any segment of speech;
Operating voltage: DC2.6 ~ 3.6V;
Classified by folder store content, easy to operate.
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