10
novatelwireless.com
8-Pin I/O Connector
Pin #
GSM1318-50 (GSM/GPRS) version
RTT1201-50 (CDMA) and UMT120x (UMTS) versions
Function
Description
Function
Description
Pin - 1
Micr
Reserved
Do not connect
Pin - 2
H
Reserved
Do not connect
Pin - 3
Ground
Reserved
Do not connect
Pin - 4
Ground
Ground
Pin - 5
Supply Voltage
Supply Voltage
Pin - 6
User Controlled IO1
Uses GPIO1 of the Module
User Controlled IO1
Uses GPIO1 of the modem
Pin - 7
User Controlled IO2
Uses GPIO2 of the Module
User Controlled IO2
Uses GPIO2 of the modem
Pin - 8
User Controlled Output
Uses GPIO8 of the Module. This
GPIO’s state is latched during a
reset.
User Controlled Output
Current sink, uses GPO8 of the
modem. This output's state is
not maintained during modem
resets.
Figure 2-2 Molex Connector and Pins
9-Pin Serial Connector
To connect the SA-G+ with a local computing device, connect the male end of the 9-wire RS232 Serial Cable to
the SA-G+ port labeled "Serial" and connect the female end to a computer.
The following figure provides the SA-G+ serial pin-out information.
Pin #
Description
1
DCD (Carrier Detect)
2
RX (Received Data)
3
TX (Transmitted Data)
4
DTR (Data Terminal Ready)
5
GND (Ground)
6
DSR (Data Set Ready)
7
RTS (Request To Send)
8
CTS (Clear To Send)
9
RING (Ring Indicator)
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from
Downloaded from