am79c974 Advanced Micro Devices, am79c974 Datasheet - Page 3

• Manufacturer Part Number: am79c974
• Description: Pcnettm-scsi Combination Ethernet And Scsi Controller For Pci Systems
• Manufacturer: Advanced Micro Devices

HIGH LEVEL BLOCK DIAGRAM
SCSI Data
96 Bytes
DMA
FIFO
SCSI FIFO
SCSI Sequences,
SCSI Control,
SCSI Registers
PCI Data/Address
FIFO &
DMA Control
DMA Registers
SCSI Control
PCI Host Control and Interface
P R E L I M I N A R Y
Am79C974
FIFO
RCV
10Base-T, AUI Ports
802.3 MAC Core
PCI Host Control
DMA Registers
DMA Control
Control
FIFO
FIFO
XMT
18681A-1
AMD
3