Emerson MVME147 manual Async

Models: MVME147

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ASYNC --

 

 

 

Initiator Role Custom Packet

 

......0.

 

ASYNC --

 

 

 

asynchronous

 

 

 

transfers enable

$01

00000000

 

Retry count (must be

 

 

 

00)

$02

xxxxxxxx

xxxxxxxx

Link pointer (MSW) --

 

 

 

for linked commands.

 

 

 

Valid only if link flag

 

 

 

bit = 1

$04

xxxxxxxx

xxxxxxxx

Link pointer (LSW)

$06

xxxxxxxx

xxxxxxxx

Command length --

 

 

 

length of the CDB

 

 

 

(in bytes)

$08

xxxxxxxx

xxxxxxxx

SCSI command

 

 

 

descriptor block

 

 

 

(CDB)

 

 

 

SCSI draft revision

 

 

 

17B allows 12 bytes

 

 

 

maximum length

 

 

 

(Note 4)

$0A

xxxxxxxx

xxxxxxxx

SCSI (CDB)

$0C

xxxxxxxx

xxxxxxxx

SCSI (CDB)

$0E

xxxxxxxx

xxxxxxxx

SCSI (CDB)

$10

xxxxxxxx

xxxxxxxx

SCSI (CDB)

$12

xxxxxxxx

xxxxxxxx

SCSI (CDB)

$14

xxxxxxxx

 

SCSI status

 

 

 

On INITIATOR role,

 

 

 

this is the copy of

 

 

 

status on

 

 

 

$64.

On TARGET role, you can set SCSI status here.

Bit 0(LSB), 5 and 6 is vendor unique. Bit 7

is reserved. The status set here is ORed with

2

2-11

Page 21
Image 21
Emerson MVME147 manual Async