server i/o.
a fast X-Bus, over which boot flash and I/O devices can be accessed. The PC87427 supports X-Bus address line forcing (to 0 or 1) to create memory windows for BIOS data st.
The National Semiconductor PC87427 is targeted for a wide range of servers, workstations and high-end desktops that use the Low Pin Count (LPC) bus for the host interface and an SMBus® interface for either a Baseboard Management Controller (BMC) or m.
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