Description: VS1003B MP3 player - sound module with microphone
Sound module with built-in VS1003B decoder. It has a line input and output for connecting a microphone and headphones. There is also a simple microphone on the board. The module communicates via SPI bus and is powered by 3.3 V.
Connecting the MP3 player module
The module communicates through the SPI bus, it has goldpin soldered connectors - 2.54 mm pitch.
||Supply voltage 3.3 V.|
|MISO||SPI bus output data line.|
|MOSI||SPI bus input data line.|
||SPI bus clock line.|
|CS||Chip select, SPI bus device select, activated by a low state.|
|DREQ||Input bus, data request.|
||Reset of the system.|
|DCS||Chip select for data / byte synchronization.|
Detailed description of individual player functions can be found in the chip documentation.