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2 board-specific information, Board-specific information - 4, Introduction am4901 – Kontron AM4901 User Manual

Page 20

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Introduction

AM4901

Page 1 - 4

ID 1022-5813, Rev. 1.0

P R E L I M I N A R Y

1.2.2

Board-Specific Information

Due to the comprehensive features of the AM4901, such as high-performance switching fabric
and flexible interconnect topologies, this MCH provides a highly scalable solution not only for
a wide range of telecom and data network applications, but also for highly integrated industrial
environment applications with solid mechanical interfacing.

Some of the AM4901's outstanding features are:

• NXP® LPC2368 microcontroller (MCMC):

• 16-bit/32-bit, 70 MHz ARM7 CPU
• 512 kB Flash
• 58 kB SRAM
• Ethernet interface
• IPMI
• Watchdog timer
• I²C busses for IPMB usage

• Broadcom BCM5396 Gigabit Ethernet switch:

• 14 SerDes/SGMII ports
• Non-blocking full-wire speed
• Low latency
• Unmanaged layer 2 switch
• Automatic address learning and aging
• 256 kB on-chip packet buffer
• Low power consumption

• MCH interconnection:

• 12 Gigabit Ethernet SerDes connections in Fabric [A]
• One MCH update channel (SerDes)
• 12 IPMB-L interfaces
• One Inter MCH IPMB-L interface
• One I²C to Carrier FRU
• Two IPMB-0 interfaces
• One MCH cross-over channel

• Full hot swap support
• One Gigabit Ethernet port on front I/O for Fabric [A] uplink
• One Ethernet port on front I/O for management purposes
• One serial port on front I/O (RS-232)
• JTAG interface for debugging and manufacturing purposes
• 14 Carrier Management LEDs
• Standard temperature range: -5°C to + 55°C
• Single, Full-size AMC form factor module with a single tongue (tongue 1)
• Designed to be compliant with the following specifications:

• PICMG AMC.0, Advanced Mezzanine Card Specification R2.0
• PICMG MTCA.0 Micro Telecommunications Computing Architecture R1.0
• IPMI - Intelligent Platform Management Interface Specification, v1.5