User's Manual

SDC-SSD40NBT
User’s Manual, version 4.1
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18
Laird Technologies
Pin Definitions
WLAN
Bluetooth
WLAN/Bluetooth
Table 9: Pin Definitions
Pin
Number
Pin
Name
I/O
Voltage
Reference
Description
1
GND
-
Ground
2
GND
-
Ground
3
GND
-
Ground
4
GND
-
Ground
5
ANT_2
I/O
Antenna 2 (Auxiliary)
50 ohm coplanar wave guide
to antenna or antenna connector.
IMPORTANT:
BT functions on the Auxiliary (AUX) port and
not on the Main port. For Wi-Fi and BT single-
antenna implementations, the AUX port must
be used.
6
GND
-
Ground
7
GND
-
Ground
8
GND
-
Ground
9
GND
-
Ground
10
ANT_1
I/O
Antenna 1 (Main)
50 ohm coplanar wave guide
to antenna or antenna connector.
IMPORTANT:
BT functions on the AUX port and not on the
Main port. For Wi-Fi and BT single-antenna
implementations, the AUX port must be used.
11
GND
-
Ground
12
GND
-
Ground
13
GND
-
Ground
14
GND
-
Ground
15
GND
-
Ground
16
GND
-
Ground
17
GND
-
Ground
18
GND
-
Ground
19
BT_PCM_OUT
O
VDDIO
PCM data output