WT2003B01 is a powerful MP3 module with high quality, support MP3 and WAV audio decoding. Support standard asynchronous serial communication baud rate 9600, control mode is flexible. Support SPI-Flash storage. With the functions of file index play, file name play in specified root directory, inter-cut, single cycle, loop playback; built in 1W power amplifier; 32-level volume adjustment and stereo I/O port output. Maximum support 128M Flash.
Features:
☆Standard UART communication interface, default baud rate is 9600.
☆Specifying address play, specifying root directory file name, specifying inter-cut address to play, volume level, previous and next, stop playing, loop mode are achievable;
☆By default, not play when power on; have BUSY status indicator; high level when playing at BUSY status.
☆Connect with computer through USB interface, download the audio from computer into FLASH simulated removable drive (simulation U disk) (XP system, WIN7 system, WIN8system);
☆Support sampling rate 8~48KHz, bit rate 8~320Kbps MP3 audio file.
☆Support sampling rate 8~44.1KHz WAV audio file.
☆SPI maximum support 128Mbit, minimum support 8Mbit.
☆Built in 1W amplifier, DAC double channel output, and 32-level volume adjustable.
Pin Description:
![WT2003B01 Voice Module]( "WT2003B01 Voice Module")
![WT2003B01 Voice Module]( "WT2003B01 Voice Module")
Application:
☆ Vehicle navigation voice broadcast
☆ Transportion inspection, toll station voice prompt;
☆ Railway station, bus station security check voice prompt;
☆ Electric power, communication, financial business hall voice prompt;
☆ Vehicle access way verification voice prompt;
☆ Public security frontier inspection channel voice prompt;
☆ Multi-channel voice alarm or voice guidance of equipment operating;
☆ Electric sightseeing car safety driving voice warning;
☆ Mechanical and electrical equipment fault automatic alarm;
☆ Fire voice alarm
☆ Automatic broadcasting equipment, timing broadcast;
☆ Early education machines and toys for children;
☆ Smart home appliances;