User's Manual

User’s Guide – SDC-MSD40NBT
19
SDC-MSD40NBT_UsersGuide
© 2011 – 2012 Summit Data Communications, Inc. All rights reserved.
Pin
Number
Pin
Name
I/O
Voltage
Reference
Description
24
BT_PCM_CLK
I/O
VDDIO
PCM clock
Default master (output):
can be configured slave (input)
25
No Connect
Not Used. Leave Open (Float)
26
SYS_RST_L
I
VDDIO
Resets the Wi-Fi radio, active low. Must
be asserted when power is first applied to
the radio; then released before any
transaction can start (see Note).
See “Electrical Considerations” for the
recommended SYS_RST_L circuitry)
27
SDIO_DATA_2
I/O
VDDIO
SDIO Data 2
Note: See
“Integration
Considerations” for
additional
integration
information.
28
RSVD
O
VDDIO
Reserved. No Connect.
29
VCC3_3
-
3.3V Module Power
30
GND
-
Ground
31
GND
-
Ground
32
BT_RST_L
I
VDDIO
Resets the BT radio, active low. Must be
asserted when power is first applied to the
radio; then released before any transaction
can start.
33
No Connect
Not Used. Leave Open (Float)
34
No Connect
Not Used. Leave Open (Float)
35
No Connect
Not Used. Leave Open (Float)
36
RSVD
I/O
VDDIO
Reserved. No Connect.
37
No Connect
Not Used. Leave Open (Float)
38
No Connect
Not Used. Leave Open (Float)
39
No Connect
Not Used. Leave Open (Float)
40
No Connect
Not Used. Leave Open (Float)
41
No Connect
Not Used. Leave Open (Float)
42
RSVD
O
VDDIO
Reserved. No Connect.
43
No Connect
Not Used. Leave Open (Float)