Hdmi Connector; Dio Connector; Table 4.3: Ethernet Connector Pin Assignments - Advantech ARK-2231R-S9A1E User Manual

Table 4.3: Ethernet Connector Pin Assignments

Pin Signal Name
1 LAN_M0+
2 LAN_M1+
3 LAN_M3+
4 LAN_M2+
4.2.4

HDMI Connector

ARK-2231R provides 1 x lockable HDMI port which resolution can support up to 4K
at 24 Hz.
Table 4.4: HDMI / Display Port Connector Pin Assignments
Pin Signal Name
1 TMDS_Data2+/ DP_Data0+
3 TMDS_Data2−/ DP_Data0-
5 GND
7 TMDS_Data0+/ DP_Data2+
9 TMDS_Data0-/ DP_Data2-
11 GND
13 NC
15 SCL/ AUX_CH+
17 DDC GND/ AUX_CH-
19 Hot plug detect/ Return
4.2.5

DIO Connector

ARK-2231R provides one DSUB 9-pin female connectors, which offer Digital Input/
Output communication interface. If client wants to use DIO, please find the pin
assignment as following.
 Connector Type: 9 Pin D-Sub connector (8-bit DIO)
 Input Voltage: 5 V tolerance at 25 Hz
 Digital Input -Output Levels:
– Logic level 0: Close to GND
– Logic level 1: +5 V
ARK-2231R User Manual
Pin Signal Name
5 LAN_M0-
6 LAN_M1-
7 LAN_M3-
8 LAN_M2-
Figure 4.4 HDMI Connector
Pin
2
4
6
8
10
12
14
16
18
20
22
Signal Name
GND
TMDS_Data1+/ DP_Data1+
TMDS_Data1−/ DP_Data1-
GND
TMDS_Clock+/ DP_Data3+
TMDS_Clock−/ DP_Data3-
NC
SDA/ GND
+5V/ Hot plug detect
DP_PWR