Functional Description
20MC50M00 E5
2020-10-20
56
3.9 Video (Service)
3.9.1 Front Connection
Table 11. Connector types – DisplayPort
Table 12. Pin assignment – DisplayPort
Table 13. Signal mnemonics – DisplayPort
Service interfaces may only be used with a maximum cable length of 3 m
for wayside installations 10 meters or less away from the track.
Connector Type
On MC50M 20-pin DisplayPort receptacle
Mating 20-pin DisplayPort plug
20 POWER 19 RETURN PWR
18 DP_HOTPLUG 17 DP_AUX-
16 GND 15 DP_AUX+
14 CONFIG2 13 CONFIG1
12 LANE_3- 11 GND
10 LANE_3+ 9 LANE_2-
8GND7 LANE_2+
6LANE_1-5 GND
4LANE_1+3 LANE_0-
2GND1 LANE_0+
Signal Direction Function
CONFIG[2:1] - Connected to ground
DP_AUX-,
DP_AUX+
in/out Bi-directional half-duplex auxiliary channels for device
management and device control
DP_HOTPLUG in Hot plug detect
GND - Ground
LANE_[3:0]+,
LANE_[3:0]-
out Main link data lanes
POWER out Power for connector (3.3 V, 500 mA)
RETURN PWR - Return for power
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