PCI9080 datasheet(12/133 Pages) ETC

12 / 133 page

SECTION 1

PCI 9080

GENERAL DESCRIPTION

©PLX Technology, Inc., 1997

Page 4

Version 0.93

1.3 COMPATIBILITY OF PCI 9080 WITH

PCI 9060, 9060ES, AND 9060SD

The PCI 9080 is upward compatible with the PCI 9060,

9060ES and 9060SD, except as noted in Table 1-2 and

Section 4.1, “New Register Definitions Summary.” It

contains all the features of the PCI 9060, as well as an

I2O messaging unit, Endian conversion state machine

and deeper FIFOs.

1.3.1 Pin Compatibility

When upgrading from the PCI 9060, 9060ES or

9060SD, observe the following new pin definitions listed

in Table 1-2.

Table 1-2. Pin Compatibility

9060/ES/SD

9080

Name

Description

Name

Description

170

CLKSEL

EEPROM

Clock Select

PCIVOLT

1=5.0 V PCI Bus

0=3.3 V PCI Bus

175

EE1MC

Optional

EEPROM

clock source

EESEL

EEPROM Select

1=93CS46 (1K bit)

0=93CS56 (2K bit)

1.3.2 Register Compatibility

All registers implemented in the 9060/ES/SD are

implemented in the 9080. There are a limited number of

new bit definitions and several new registers. See

Section 4.1, “New Register Definitions Summary.”

PCI9080 Datasheet(PDF) 12 Page - List of Unclassifed Manufacturers

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