PPC440GX-3FF533C AMCC [Applied Micro Circuits Corporation], PPC440GX-3FF533C Datasheet - Page 13

• Manufacturer Part Number: PPC440GX-3FF533C
• Description: Power PC 440GX Embedded Processor
• Manufacturer: AMCC [Applied Micro Circuits Corporation]

Revision 1.15 – August 30, 2007
Ethernet Controller Interface
Ethernet support provided by the PPC440GX interfaces to the physical layer, but the PHY is not included on the
chip.
Features include:
TCP/IP Acceleration Hardware (TAH)
Features include:
DMA Controller
Features include:
AMCC
• External master interface
• One to four 10/100 interfaces running in full- and half-duplex modes
• One or two GMII interfaces running in full- and half-duplex modes at 10Mb/s or 100Mb/s or 1000Mb/s
• One or two TBI interfaces running in full- and half-duplex modes at 10Mb/s or 100Mb/s or 1000Mb/s
• Jumbo frame support (9016 byte)
• Offloads Gigabit Ethernet protocol processing from the CPU
• Checksum verification for TCP/UDP/IP headers in the receive path
• Checksum generation for TCP/UDP/IP headers in the transmit path
• TCP segmentation support in the transmit path
• Supports the following transfers:
• Four channels
• Scatter/Gather capability for programming multiple DMA operations
• 8-, 16-, 32-bit peripheral support (OPB and external)
• 64-bit addressing
• 128 byte FIFO buffer
• Address increment or decrement
• Supports internal and external peripherals
• Support for memory mapped peripherals
Data Sheet
- Write posting from external master
- Read prefetching on PLB for external master reads
- Bursting capable from external master
- Allows external master access to all non-EBC PLB slaves
- External master can control EBC slaves for own access and control
- One full Media Independent Interface (MII) with 4-bit parallel data transfer
- Two Reduced Media Independent Interfaces (RMII) with 2-bit parallel data transfer
- Four Serial Media Independent Interfaces (SMII)
- One full Gigabit Media Independent Interface (GMII) with 8-bit parallel data transfer
- Two Reduced Gigabit Media Independent Interfaces (RGMII) with 4-bit parallel data transfer
- One full Ten Bit Interface (TBI) with 10-bit parallel data transfer
- Two Reduced Ten Bit Interfaces (RTBI) with 4-bit parallel data transfer
- Support for Ethernet II formatted frames (RFC894)
- Support for IEEE formatted frames (RFC1042)
- Handles VLAN-tagged frames
- Memory-to-memory transfers
- Buffered peripheral to memory transfers
- Buffered memory to peripheral transfers
440GX – Power PC 440GX Embedded Processor
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