I/O SPACE DESCRIPTION AND OPERATION

SSD-CXXX(I)-3150 DATA SHEET

I/O SPACE DESCRIPTION AND OPERATION

I/O SPACE READ OPERATIONS

Table 28: I/O Space Read Operations

Function Mode REG# CE1# CE2# A0 IORD# IOWR# D[15:8] D[7:0]

Standby

X

H

H

X

X

X

High-Z High-Z

Byte Access

L

L

H

L

L

H

High-Z

Even

 

L

L

H

H

L

H

High-Z

Odd

 

 

 

 

 

 

 

 

 

Word Access

L

L

L

L

L

H

Odd

Even

 

 

 

 

 

 

 

 

I/O Inhibit

H

X

X

X

L

H

High-Z High-Z

 

 

 

 

 

 

 

 

 

Odd Byte Only

L

H

L

X

L

H

Odd

High-Z

Access

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I/O SPACE WRITE OPERATIONS

Table 29: I/O Space Write Operations

Function Mode REG# CE1# CE2# A0 IORD# IOWR# D[15:8] D[7:0]

Standby

X

H

H

X

X

X

X

X

 

 

 

 

 

 

 

 

 

Byte Access

L

L

H

L

H

L

X

Even

 

L

L

H

H

H

L

X

Odd

 

 

 

 

 

 

 

 

 

Word Access

L

L

L

L

H

L

Odd

Even

 

 

 

 

 

 

 

 

 

I/O Inhibit

H

X

X

X

H

L

X

X

 

 

 

 

 

 

 

 

 

Odd Byte Only

L

H

L

X

H

L

Odd

X

Access

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SILICONSYSTEMS PROPRIETARY

This document and the information contained within it is confidential and proprietary to SiliconSystems, Inc.

All unauthorized use and/or reproduction is prohibited.

3150C-10DSR

PAGE 41

FEBRUARY 2, 2009

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Image 51
Silicon Image SSD-C08G(I)-3150 manual Space Description and Operation, O Space Read Operations, O Space Write Operations