Preliminary

DFBM-CS320

Data Sheet

May 18, 2005

Proprietary Information and Specifications are Subject to Change

18

Gnd

Ground

19

Reset B

An active low reset

20

PIO_5

Programmable input/output line

21

PIO_4

Programmable input/output line

22

USB_DP

USB data plus with selectable internal 1.5kohm pull-up

resistor

23

USB_DN

USB data minus

24

PCM_IN

Synchronous data input

25

PCM_CLK

Synchronous data clock

26

PCM_SYNC

Synchronous data sync

27

PCM_OUT

Synchronous data output

28

Gnd

Ground

29

UART_RTS

UART request to send active low

30

UART_TX

UART data output active high

31

UART_CTS

UART clear to send active low

32

UART_RX

UART data input active high

33

AIO_0

Analogue Programmable input/output

34

XTAL_OUT

Drive for crystal

35

XTAL_IN

For crystal or external clock input

36

Gnd

Ground