LU82551IT INTEL [Intel Corporation], LU82551IT Datasheet - Page 26

• Manufacturer Part Number: LU82551IT
• Description: Fast Ethernet PCI Controller
• Manufacturer: INTEL [Intel Corporation]

82551IT — Networking Silicon
20
Figure 5. Flash Buffer Write Cycle
Write Accesses: The CPU, as the initiator, drives the address lines
byte enable lines
with valid data immediately after asserting
asserts it for a certain number of clocks until valid data is written to the Flash buffer. By asserting
TRDY#
accesses can be byte length only.
, the 82551IT signals the CPU that the current data access has completed. Flash buffer write
CLK
FRAME#
AD
C/BE#
IRDY#
TRDY#
DEVSEL#
STOP#
C/BE#[3:0] and
MEM WR
ADDR
the control lines
IRDY#
DATA
BE#
IRDY#
. The 82551IT controls the
and
FRAME#
AD[31:0],
. It also provides the 82551IT
TRDY#
the command and
signal and de-
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