W83C553F Datasheet, PDF (19/159 Pages) Winbond – SYSTEM I/O CONTROLLER WITH PCI ARBITER

W83C553F
Pin Descriptions
Pin Name
INT[A:B]#
INT[C:D]#
LOCK#
Pin #
21-20
19-18
52
Table 2-2 (Continued). PCI Bus Signals
Input/
Output Description
Input
PCI Interrupts. These PCI interrupts can be routed to the
programmable interrupt controller inside the W83C553F under
software control.
Input/
OD
PCI Interrupts. These PCI interrupts can be routed to the
programmable interrupt controller inside the W83C553F under
software control.
Input
PCI Lock. LOCK# is used to indicate an atomic operation that may
require multiple transactions to complete.
WINBOND SYSTEMS LABORATORY
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