DSB75

NTERFACES

 USB

 3x RS232 (data, control and debug)

 I 2C (supports 3V or 5V devices)

 SPI  Digital audio interface (DAI)

 2x analog audio interface  SD Card interface  SIM Interface (1.8/3.0V)  GPIO  2x ADC inputs + 1x DAC output  23x LEDs indicators for control, RS232 and GPIO DIMENSIONS  177 x 160 mm ADDITIONAL FEATURES  Analog audio interfaces supports microphone supply for handset, headset and speakerphone operation Connected EEPROM (128kbit) with adjustable addresses  10x GPIOs accessible at pin header  Various power supply options: Battery or Laboratory PSU (9-15V)