Oem638 Multiplexed Pin Options - Novatel OEM6 Series User Manual

Chapter 2
OEM638 RECEIVER
The OEM638 card, COM1 can be configured as either RS-232 (with hardware control if the cable used
supports it) or RS-422 (with no hardware flow control), by setting the main connector pin-30 LOW or
HIGH respectively. The default if RS-232. The SERIALOPROTOCOL command can be used to override
the protocol selected at boot time or choose between RS-232 (default) and RS-422.

None of the COM port pins are multiplexed with other I/O functions. All COM port pins have
a dedicated function.
EVENT_OUT3
POSITION VALID
EVENT_IN2
(input)
nRESETOUT
(output)
EVENT_IN2
(input)
USERIO2
(input or output)
EVENT_4IN
(input)
ERROR
(output)
Refer to the OEM6 Family Firmware Reference Manual
information.
34
Figure 14: OEM638 Multiplexed Pin Options
(OUTPUT)
(OUTPUT)
(PV)
J4101, pin-14 "EVENT_OUT3/PV"
J4101, pin-28
J4001, pin-31
J4001, pin-38
(OM-20000129) for further command
OEM6 Family Installation and Operation User Manual Rev 7
Installation OEM6 Family Cards