Table 2.8: HDMI Connector pin assignments
13
CEC
15
SCL
17
DDC/CEC Ground
19
Hot Plug Detect
2.3.2.10
USB3.0 Connector
The USB port USB port 2, 3, 4 of ARK-3405 supports USB3.0 interface, which gives
complete Plug & Play and hot swapping for up to 127 external devices. The USB
interface complies with USB UHCI, Rev. 3.0. Please refer to Table. 2.10 for its pin
assignments. USB 3.0 connectors contain legacy pins to interface to USB 2.0
devices, and a new set of pins for USB 3.0 connectivity (both sets reside in the same
connector).
Table 2.9: USB 3.0 Connector
Pin
Signal Name
1
+5V
3
USB_data+
5
SSRX-
7
GND
9
SSTX+
11
USB_data-
13
GND
2.3.2.11
Ethernet Connector (LAN)
ARK-3405 is equipped with 2 Ethernet controllers that are fully compliant with IEEE
802.3u 10/100/1000 Mbps CSMA/CD standards. The Ethernet port provides a stan-
dard RJ-45 jack connector with LED indicators on the front side to show its Active/
Link status (Green LED) and Speed status (Yellow LED).
Table 2.10: Ethernet Connector Pin Assignments
Pin
1
2
3
ARK-3405 User Manual
14
16
18
Figure 2.14 USB3.0 Connector
Pin
2
4
6
8
10
12
Figure 2.15 Ethernet connector
10/100/1000BaseT Signal Name
TX+(10/100),BI_DA+(GHz)
TX-(10/100),BI_DA-(GHz)
RX+(10/100),BI_DB+(GHz)
16
Reserved
SDA
+5V
Signal Name
USB_data-
GND
SSRX+
SSTX-
+5V
USB_data+