Features
General
• PCI Express to PCI bridge
• Transparent, Non-transparent, and Opaque modes
• Efficient queuing and buffering for low latency and high
throughput
• Compliant with the following specifications:
– PCI Express Base 1.1
– PCI Express PCI/PCI-X Bridge 1.0
– PCI-to-PCI Bridge Architecture 1.2
– PCI Local Bus 3.0
– PCI Bus Power Management Interface 1.2
PCI Express
• x1 lane PCIe Interface
• Advanced error reporting capability
• End-to-end CRC check and generation
• Up to four outstanding memory reads
• ASPM L0 link state power management
• Legacy interrupt signaling and MSI interrupts
• Hot Plug support
PCI
• 32/64-bit addressing and 32-bit data
• Operates at 25, 33, 50, and 66 MHz
• Up to eight outstanding memory reads
• 3.3V PCI I/Os, 5V tolerant
• Four external PCI masters supported through internal arbiter
• MSI generation and handling using interrupt and GPIO signals