8serial-ata, Interface, 1 connector – Kontron KTAM3874-pITX User Manual

Page 24

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KTD-S0051-D Page

20

Serial-ATA®

Interface


KTAM3874/pITX User's Guide

8

Serial-ATA

®

Interface

Only one S-ATA

®

2.0 port is available. Serial-ATA

®

connections boost the data rate theoretically up to 300

MB/sec. In addition it changes the parallel interface requiring 40 separate wires to a serial interface requi-
ring only 6 wires. The controller supports the Advanced Host Controller Interface (AHCI).

If you use a mini S-ATA

®

card on connector J900 the hardware automatically switches from the

standard connector to the card socket.

8.1

Connector

The S-ATA

®

interface is available through the standard L-type connector J903 (7 pins).

Header

Pin

Signal

Description

Type

1

GND

Ground

PWR

2

TX+

Transmit (positive)

DSO

3

TX-

Transmit (negative)

DSO

4

GND

Ground

PWR

5

RX-

Receive (negative)

DSI

6

RX+

Receive (positive)

DSI

7

GND

Ground

PWR


1

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