MM-010019-001, Rev. B
51
Table 13-1: Full-Data I/O Option Cable 1000022242-0001 Wire Interconnections
44-PIN I/O
CABLE
CONNECTOR PIN
DB-9
CONNECTOR
NAME & PIN
2
SIGNAL
NAME
DESCRIPTION
1
SERIAL pin 7
CTS_A
TIA/EIA-232 Signal, Radio Serial Port
2
SERIAL pin 8
RTS_A
TIA/EIA-232 Signal, Radio Serial Port
3
SERIAL pin 1
DCD_A
TIA/EIA-232 Signal, Radio Serial Port
4
GPS pin 3
GPS_NMEA_RD
TIA/EIA-232 Signal, GPS Output Data
5
(N/C)
USB_D+
USB Port Data+ Line
6
MODEM pin 6
DSR_B
TIA/EIA-232 Signal, Modem Input
7
MODEM pin 4
DTR_B
TIA/EIA-232 Signal, Modem Input
8
MODEM pin 2
RD_B
TIA/EIA-232 Signal, Modem Input
9
MODEM pin 9
RI_B
TIA/EIA-232 Signal, Modem Input
10 (White/Black)
AUD_IN_PTT*
Push-to-Talk for Audio Input (active low)
11
(Orange)
TTL_IN1
TTL Digital Input #1
12
(Blue)
TTL_IN2
TTL Digital Input #2
13
(Gray)
OC_OUT2
Open-Collector Digital Output #2
14
(White/Blue)
IN_SHLD
Baseband Audio Input Shield
15
(Tan)
AUD_IN_L
Differential Audio Input Low (1/2 of twisted pair)
16
SERIAL pin 2
TD_A
TIA/EIA-232 Signal, Radio Serial Port
17
SERIAL pin 5,
shell
GND_A
TIA/EIA-232 Ground, Radio Serial Port
18
SERIAL pin 4
DSR_A
TIA/EIA-232 Signal, Radio Serial Port
19
(N/C)
USB_VBUS
USB Port Voltage Bias Line
20
GPS pin 5, shell
GPS_GND
TIA/EIA-232 Ground, GPS Output Data
21
(N/C)
USB_D-
USB Port Data- Line
22
MODEM pin 5,
shell
GND_B
TIA/EIA-232 Ground, Modem Input
23
MODEM pin 3
TD_B
TIA/EIA-232 Signal, Modem Input
24
(N/C)
(Pin 24 of 44-pin connector not used.)
25
I/O-shell
GND_SHLD
Overall Cable Shield/Radio Ground
26
(N/C)
(Pin 26 of 44-pin connector not used.)
27
(N/C)
(Pin 27 of 44-pin connector not used.)
28
(Red)
OC_OUT1
Open-Collector Digital Output #1
29 (White/Green)
AUD_OUT_ACT
Audio
Output
Activate
30 (White/Gray)
AUD_IN_H
Differential
Audio Input High (½ of twisted pair)
31
SERIAL pin 3
RD_A
TIA/EIA-232 Signal, Radio Serial Port
32
SERIAL pin 6
DTR_A
TIA/EIA-232 Signal, Radio Serial Port
33
SERIAL pin 9
RI_A
TIA/EIA-232 Signal, Radio Serial Port
2
No connection (n/c) terminations and blunt-wire colors are shown in parentheses.