User`s manual

• Chapter 5, Board Requirements and Parameters, describes the Alpha PCI

64–275 power and environmental requirements, and identiﬁes major board

components.

• Appendix A, Components and Associated Literature, lists suggested

supporting components that are available from Digital, such as CDROMs,

disk, tapes, modems, and so forth.

• Appendix B, Additional Documentation, gives addresses for ordering

documentation from other vendors.

Document Conventions

This section provides the conventions used in this document.

Caution: Cautions indicate potential damage to equipment or data.

Note: Notes provide additional information.

Numbering: All numbers are decimal or hexadecimal unless otherwise

indicated. In case of ambiguity, a subscript indicates the radix of nondecimal

numbers. For example, 19 is a decimal number, but 19

and 19A are

hexadecimal numbers.

Extents: Extents are speciﬁed by a single number, or a pair of numbers in

angle brackets (< >) separated by a colon (:) and are inclusive. For example,

bits <7:3> specify an extent including bits 7, 6, 5, 4, and 3. Multiple bit ﬁelds

are shown as extents.

starting at the right (low-order) and increasing to the left (high-order).

Signal Names: Signal names in text are printed in boldface lowercase type.

For example, ‘‘ . . . bits data<127:0> are delivered to the Bcache SIMM

connectors . . . ’’

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