Hdmi Connector (Cn14); Smbus Connector (Cn15); Vga Connector (Cn16) - AXIOMTEK CAPA840 User Manual

2.4.11

HDMI Connector (CN14)

The HDMI (High-Definition Multimedia Interface) is a compact digital interface which is
capable of transmitting high-definition video and high-resolution audio over a single
cable. Its interface is available through connector CN14.
Pin Signal
1 HDMI DATA2+
3 HDMI DATA2-
5 GND
7 HDMI DATA0+
9 HDMI DATA0-
11 GND
13 N.C.
15 HDMI SCL
17 GND
19 HDMI_HTPLG
2.4.12

SMBus Connector (CN15)

This connector is a 3-pin p=2.0mm wafer connector which is compliant with JST
B3B-PH-K-S for SMBus interface. The SMBus (System Management Bus) is a simple
2-wire bus for the purpose of lightweight communication.
Pin
1
2
3
2.4.13

VGA Connector (CN16)

This is a 15-pin D-Sub connector which is commonly used for VGA display. This VGA
interface configuration can be configured via software utility.
Pin Signal
1 Red
3 Blue
5 GND
7 GND
9 VCC
11 N.C.
13 Horizontal Sync
15 DDC CLK
Board and Pin Assignments
Pin Signal
2 GND
4 HDMI DATA1+
6 HDMI DATA1-
8 GND
10 HDMI Clock+
12 HDMI Clock-
14 N.C.
16 HDMI SDA
18 +5V
Signal
CLK
DATA
GND
Pin Signal
2 Green
4 N.C.
6 DETECT
8 GND
10 GND
12 DDC DATA
14 Vertical Sync
CAPA840/843 Capa Board
19