Smbus Connector (Cn2); Hdmi Connector (Cn3) - AXIOMTEK CAPA520 User Manual

® TM
CAPA520 Intel Core
2.5.2

SMBus Connector (CN2)

This is a 1x3-pin (pitch=1.25mm) wafer connector fully compliant with JST B3B-PH-K-S
for SMBus interface. The SMBus (System Management Bus) is a simple bus for the
purpose of lightweight communication.
Pin
1
2
3
2.5.3

HDMI Connector (CN3)

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.
Pin Signal
1 HDMI OUT_DATA2+
3 HDMI OUT_DATA2-
5 GND
7 HDMI OUT_DATA0+
9 HDMI OUT_DATA0-
11 GND
13 N.C.
15 HDMI OUT_SCL
17 GND
19 HDMI_HTPLG
14
Processor Family 3.5" Board
Signal
CLK
DATA
GND
Pin Signal
2 GND
4 HDMI OUT_DATA1+
6 HDMI OUT_DATA1-
8 GND
10 HDMI OUT_Clock+
12 HDMI OUT_Clock-
14 N.C.
16 HDMI OUT_SDA
18 +5V
Board and Pin Assignments