Chapter 5 Initiator Mode Pass-through Commands

Page 5 - 6

 

Initiator Pass-through Parameter Block Format

Table of DAT

and DIR

Automatic

Settings

The following table demonstrates the values for the DAT and DIR bits that the RF3880 associates by default with each of the SCSI opcodes:

Opcode

DAT

DIR

Description

00H

0

0

Test Unit Ready

 

 

 

 

01H

0

0

Rewind/Rezero

 

 

 

 

02H

0

0

not defined

 

 

 

 

03H

1

0

Request Sense

 

 

 

 

04H

1

1

Format Unit

 

 

 

 

05H

1

0

Read Block Limits

 

 

 

 

06H

0

0

not defined

 

 

 

 

07H

1

1

Reassign Blocks

 

 

 

 

08H

1

0

Read

 

 

 

 

09H

0

0

not defined

 

 

 

 

0AH

1

1

Write

 

 

 

 

0BH

0

0

Seek

 

 

 

 

0CH

0

0

 

 

 

 

 

0DH

0

0

not defined

 

 

 

 

0EH

0

0

 

 

 

 

 

0FH

1

0

Read Reverse

 

 

 

 

10H

0

0

Write Filemarks

 

 

 

 

11H

0

0

Space

 

 

 

 

12H

1

0

Inquiry

 

 

 

 

13H

0

0

Verify

 

 

 

 

14H

1

0

Recover Buffered Data

 

 

 

 

15H

1

1

Mode Select

 

 

 

 

16H

1

1

Reserve

 

 

 

 

17H

1

1

Release

 

 

 

 

18H

1

1

Copy

 

 

 

 

19H

0

0

Erase

 

 

 

 

1AH

1

0

Mode Sense

 

 

 

 

1BH

0

0

Start/Stop: Load/Unload

 

 

 

 

1CH

1

0

Receive Diagnostic

 

 

 

 

1DH

1

1

Send Diagnostic

 

 

 

 

1EH

0

0

Prevent/Allow Media Removal

 

 

 

 

1FH

0

0

 

 

 

 

 

20H

0

0

 

 

 

 

 

21H

0

0

not defined

 

 

 

22H

0

0

 

 

 

 

 

23H

0

0

 

 

 

 

 

24H

0

0

 

 

 

 

 

25H

1

0

Read Capacity

 

 

 

 

26H

0

0

not defined

 

 

 

27H

0

0

 

 

 

 

 

28H

1

0

Extended Read

 

 

 

 

29H

0

0

Vendor-unique

 

 

 

 

2AH

1

1

Extended Write

 

 

 

 

Table 30: DAT and DIR Automatic Settings

21020285 D

User’s Guide

Page 90
Image 90
Ciprico Rimfire 3880 manual Table of DAT DIR Automatic Settings, DAT and DIR Automatic Settings