beautypg.com

Functional description, 4 functional, Description – Compaq 164SX User Manual

Page 41: Chapter 4, functional description

background image

Functional Description

4–1

4

Functional Description

This chapter describes the functional operation of the AlphaPC 164SX. The descrip-
tion introduces the 21174 core logic chip and describes its implementation with the
21164PC microprocessor, its supporting memory, and I/O devices. Figure 1–1 shows
the AlphaPC 164SX major functional components.

Bus timing and protocol information found in other data sheets and reference docu-
mentation is not duplicated. See Appendix A for a list of supporting documents and
order numbers.

Note:

For detailed descriptions of bus transactions, chip logic, and operation,
refer to the Alpha 21164PC Microprocessor Hardware Reference Man-
ual
and the 21174 Core Logic Chip Technical Reference Manual. For
details of the PCI interface, refer to the PCI System Design Guide.