Anaren A110LR09x, User Manual

Page: 27 / 38

A110LR09x
– Users Manual
Page 27 of 38
Release Date 10/31/11
Table 11 Pin Descriptions
Pin # Pin Name Pin Type Description
1 DNC NC Internal GND connection used during testing, not recommended to
connect to main GND.
2 DNC NC Internal RF output connection used during test. Connecting this pin to
anything will require recertification for intentional radiators.
3 DNC NC Internal GND connection used during testing, not recommended to
connect to main GND.
4 NC NC Pin is not connected internally, but is reserved for future expansion. It is
recommended not to connect this pin to anything.
5 NC NC Pin is not connected internally, but is reserved for future expansion. It is
recommended not to connect this pin to anything.
6 NC NC Pin is not connected internally, but is reserved for future expansion. It is
recommended not to connect this pin to anything.
7 Vdcoup1 Analog Optional decoupling of the modules internal Vdd supply. It is
recommended to not connect anything to this pin. In particular noisy
environment this pin can be used to further reduce the noise on the
modules internal Vdd, please see section 3.5 for further information.
8 GND Ground One of two primary ground pins
9 SCLK Digital Input SPI bus clock signal
10 MISO/GDO1 Digital
Output SPI bus data out from radio when CSN is low, and general purpose I/O
pin when CSN is high
11 MOSI Digital Input SPI bus data into radio
12 _CSN Digital Input SPI bus select (active low)
13 GDO0 Digital I/O
(Analog
output) General purpose port
14 GDO2 Digital I/O General purpose port
15 Vdcoup2 Analog Optional decoupling of the modules internal Vdd supply. It is
recommended to not connect anything to this pin. In particular noisy
environment this pin can be used to further reduce the noise on the
modules internal Vdd, please see section 3.5 for further information.
16 NC NC No Connect, the pin is not connected internally, but is reserved for
future expansion. It is recommended not to connect this pin to anything.
17 GND Ground One of two primary ground pins
18 Vdd Power
Supply Power supply pin
19 NC NC Pin is not connected internally, but is reserved for future expansion. It is
recommended not to connect this pin to anything.
20 NC NC Pin is not connected internally, but is reserved for future expansion. It is
recommended not to connect this pin to anything.
21 NC NC Pin is not connected internally, but is reserved for future expansion. It is
recommended not to connect this pin to anything.
22 DNC NC Internal GND connection used during testing, not recommended to
connect to main GND.
23 DNC NC Pin is not connected internally, but is reserved for future expansion. It is
recommended not to connect this pin to anything.
24 DNC NC Internal GND connection used during testing, not recommended to
connect to main GND.