User guide
Product Description
3 AT8910/AT8940
www.kontron.com
1.2 Board Specifications
Table 1-1: Board Specifications
Features Description
10G Fabric Interface
(AT8910)
• Broadcom StrataXGS®IV Ethernet Switch Architecture
• Broadcom BCM56840 high performance Ethernet Multilayer Switch.
• BCM56842 320Gbps Switching Capacity.
• Support of up 14 Fabric IF to backplane running at 10G XAUI
• Support one port 10G HUB interlink to backplane
• Support of 4 10G interfaces to RTM.
• Support of 4 1G/10G SFP+ front uplinks with Broadcom BCM84754 Quad XFI to SFI transceiver.
• SFP+ monitoring via I2C interface
• Unit Computer manages Fabric Switch via PCIe Gen1 x1 (2.5Gbps)
• SyncE and BroadSync(tm) interface connection to FPGA for future usage.
40G Fabric Interface
(AT8940)
• Broadcom StrataXGS®IV Ethernet Switch Architecture
• Broadcom BCM56840 high performance Ethernet Multilayer Switch.
• BCM56846 640Gbps Switching Capacity.
• Support of up 14 Fabric IF to backplane running at 10G XAUI or 40GBase-KR4
• Support one port 10G XAUI or 40GBase-KR4 HUB interlink to backplane
• Support of up to 1 40G interface and 4 1G/10G interfaces to RTM.
• Support of 4 1G/10G SFP+ front uplinks with Broadcom BCM84754 Quad XFI to SFI transceiver.
• SFP+/QSFP monitoring via I2C interface
• Unit Computer manages Fabric Switch via PCIe Gen1 x1 (2.5Gbps)
• SyncE and BroadSync(tm) interface connection to FPGA for future usage.
Base Interface
• Broadcom StrataXGS®IV Metro Ethernet Access Switch Architecture
• Broadcom BCM56334 24-Port GbE Ethernet Multilayer Switch with 4 10GbE Uplinks.
• 14 Base Interface ports running at 10/100/1000Base-T/TX/T.
• One Hub interlink running at 10/100/1000Base-T/TX/T.
• One port configurable either as Hub interlink via Update Channel or IPMC link for IPMI/Serial
over LAN.
• Hub interlink running at 1000Base-BX
• IPMC link forced to 100Base-TX (no autonegotiation)
• ShMC A/B connect running at 10/100Base-T/TX
• 4 1G/10G SFP+ front uplinks with Broadcom BCM8727 Dual XAUI to SFI transceiver.
• 3 RTM uplinks running at 10/100/1000Base-T/TX/T (SGMII) or 1000Base-x (Fiber)
• SFP/SFP+ monitoring via I2C interface
• Unit Computer manages Base Switch via PCIe Gen1 x1 (2.5Gbps)
• One port connected to Unit Computer running at 1000Base-BX
• One port connected to System Manager running at 1000Base-BX
Unit Computer and
System Memory
• Dual-core Freescale P2020 1000MHz processor
• Up to 2GB DDR3 SODIMM (1Gb default)
• 2x 128MByte NOR FLASH with dual Image Support
• 1GB NAND FLASH
• I2C Management IF to RTM clock infrastructure
• 1000Base-BX Hub interconnect via backplane Update Channel
• RTC Clock support
• Interrupt source from RTM external clocking
• Synchronization Clock support from RTM via FPGA