User guide

1
Product Overview
1.1 Product Description
The Digital Alpha VME 4/224 and 4/288 MHz single-board computers are based
on the 21064A Alpha processor chip. The Digital Alpha VME 4/224 comes
preconfigured with 512 KB cache, and the Digital Alpha VME 4/288 comes
preconfigured with 2 MB cache.
The board utilizes the Peripheral Component Interconnect (PCI) as the on-board
bus for the interconnection of high performance SCSI, Ethernet, and VME
interfaces, as well as the connection of industry-standard PCI mezzanine cards
(PMCs—IEEE P1386.1 standard).
The Digital Alpha VME 4 processors are supported by the VxWorks for Alpha and
Digital UNIX operating systems.
1.2 Functional Specifications
Table 1–1 lists the Digital Alpha VME 4 processor functional specifications.
Figure 1–1 is a block diagram of the Digital Alpha VME 4 processor.
Product Overview 1–1