J4101 Expansion Header Pinout And Signal Description (Even Numbered Pins) - Novatel OEM6 Series User Manual

Pin Signal Name
77 HSUSB2_VBUS_EN 3.3V CMOS Output
79 HSUSB2_D+
81 HSUSB2_D-
83 Reserved
85 Reserved
87 3V3_nWIDE_SEL
89 GND
91 GND
93 3V3_EXT
95 3V3_EXT
97 3V3_EXT
99 3V3_EXT
 The expansion connector on the OEM638 card is a Samtec BSH-050-01-L-D-A-TR. It
mates with Samtec ASP-166000-01 (this is a semi-custom part from Samtec that provides
a mated height of 14 mm). The standard mating height for the OEM638 card is 14 mm.
Table 37: J4101 Expansion Header Pinout and Signal Description (even numbered pins)
Pin Signal Name
2 IMUTXD / IMUTXD+ RS232 /
4 IMURTS / IMUTXD-
6 IMURXD / IMURXD+ RS232 /
OEM6 Family Installation and Operation User Manual Rev 7
Signal
Signal Type Direction Polarity
USB IO
USB IO
3.3V CMOS Input
3.3V
Supply
Input
Signal
Signal Type
Direction
Output
RS422
RS232 / Output
RS422
Input
RS422
Drive
Strength
(mA)
Active 3 Control for an external 5 V power
High switch for USB2.
- - The differential data pair for
USB2.
- -
- - Select the active power supply. If
low, will enable the wide-range
converter. If high, the card will
operate from the 3.3 V supply
input.
- -
- -
- - These pins may connect to an
external 3.3 V power supply.
- -
If the 3V3_EXT supply is used,
do not connect a supply to
- -
4V5_36V_INPUT.
- -
Drive
Polarity Strength
(mA)
- - IMUTXD: RS232 Flow Control
(±25 V tolerant)
IMUTXD+: RS422 Signaling (2 V
differential typical)
This is a standard RS232/RS422
communication port but is able to
generate a time event and
timestamp for reverse
compatibility with the SPAN-
MPPC card stack.
- - IMURTS: RS232 Flow Control
(±25 V tolerant)
IMURXD-: RS422 Signaling (2 V
differential typical)
- - IMURXD: RS232 Flow Control
(±25 V tolerant)
IMURXD+: RS422 Signaling (2
V differential typical)
Description
Description
159