... BTA-BC5ME02-2 Four physical interfaces supporting for various application, USB V1.1, UART, SPI, and PCMThe PCM interface port ... module, CSR BC05-MM-EXT + PA + Balun + Filter + X’Tal. + PCB antennaWireless communications module conforming to Bluetooth version 2.1 + EDR ... , class I. UART, USB, PCM, and I2S interfaces available to various applications16 GPIO ports ...