Technical Description. SeaLevel SBC-R9, SBC-R9 ARM9

Technical Description

The SBC-R9 base configuration includes 128MB SDRAM and 256MB NAND Flash. For memory intensive applications, the board can be ordered preconfigured with up to 256MB SDRAM.

The SBC-R9 includes a 10/100 BaseT Ethernet interface accessed via the RJ45 connector located at (J14).

The RJ45 port on the left side of the SBC-R9 is a RS-485 Expansion Port (labeled J5) and is NOT an Ethernet port. Damage to Ethernet networking equipment can result if connected to the RS-485 RJ45 connector.

Pin Signal

4

5

6

7

8

1 TX+

2 TX-

3 RX+

NC

NC

RX-

NC

NC

©Sealevel Systems, Inc.

SL9210 01/2012

SBC-R9 Manual 13

The SBC-R9 provides two USB 2.0 host ports, and one device port. The host USB ports are located at (J7) and (J8). The device USB port is located at (J13).

Connector:

Manufacturer:

Part Number:

Description:

Mates with:

J7, J8

Molex

35362-0450

2.00mm (.079") Pitch Sherlock™ Wire-to-Board Header, Vertical, with

Positive Lock, 4 Circuits

Molex 35507-0400 Sherlock™ Wire-to-Board Housing with Molex

0502128100 2.00mm (.079”) Pitch Crimp Terminals

Pin Signal

1 5VDC

2 Data-

3 Data+

4 GND

Connector:

Manufacturer:

Description:

J13

Samtec

High Retention USB Type B

©Sealevel Systems, Inc.

SL9210 01/2012

SBC-R9 Manual 14