Serial port, Onboard sata interface, 4 serial port – ADLINK aTCA-6250 User Manual

Page 23: 5 onboard sata interface

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3.3.4 Serial

Port

Two serial ports are output to USB Mini-B connectors on the front panel for use as service
terminals . The port labeled IPMI is an "IPMC" debug port and the port labeled CPU" is
connected to COM 1 of the Super IO chip.

Serial Port Pin Definition (USB Mini-B)

PIN

Signal Name

In/Out

1 Signal

Ground

2

Transmitted Data (TxD)

Out

3 Received

Data

(RxD) In

4 Signal

Ground

5 Signal

Ground

3.3.5

Onboard SATA Interface

The aTCA-6250 has one 7-pin SATA connector reserved for onboard mounting of a Serial ATA disk on
module (DOM). The SATA connector pin list is shown as below.

SATA Pin Definition (7-pin)

Pin

Signal Names

1

GND

2

SATA0_TX-P

3

SATA0_TX-N

4

GND

5

SATA0_RX-N

6

SATA0_RX-P

7

P5V

The aTCA-6250 is equipped wit han InnoDisk Serial ATA Disk on Module (16GB, available up to 32GB) which
supports SATA 3.0Gb/s interface with sustained read to 130MB per second and sustained write reach up to
125MB per second.

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