SENA Parani-BCD110V3 - Manual (Page 12)

Sena Technologies, Inc 12
 3dBi Dipole antenna 1
 U.FL Cable 1
2.3. Panel Layout
This section describes the panel layout of the Development Board.
Figure 2-1 The Panel Layout of BCD Development Board
 VIN_SEL – selects Power Input.
 AIO SLECT SWITCH – selects external terminal or variable resistor as AIO input.
 AIO - checks changes in the AIO input value by changing the value of the variable
resistor.
 PCM INTERFACE – is used for SCO connection which enables voice communication to
the degree of cellular phone.
 CODEC ON/OFF SWITCH – selects whether to use PCM INTERFACE.
 DIO INPUT SWITCH – determines DIO value.
 DIO INPUT LEVEL SLECT SWITCH – selects ACTIVE LOW or ACTIVE HIGH as the
operation of DIO INPUT SWITCH. Pressing the DIO INPUT SWITCH inputs Low signal in
ACTIVE LOW and High signal in ACTIVE HIGH.
 LED(DIO) ON/OFF SWITCH – selects whether LED(DIO) operates.
 USB – is available only on HCI firmware.