Manual background

2

CUSTOM SCSI PACKETS

$03

xxxxxxxx

 

Status from SCSI

 

 

 

firmware (byte 1)

 

 

 

(Note 1)

$04

xxxxxxxx

xxxxxxxx

Not used

$06

xxxxxxxx

xxxxxxxx

Not used

$08

xxxxxxxx

xxxxxxxx

Command table

 

 

 

pointer (MSW) (Note

 

 

 

2)

$0A

xxxxxxxx

xxxxxxxx

Command table

 

 

 

pointer (LSW) (Note

 

 

 

2)

$0C

00000000

00000000

Reserved

$0E

1

 

TARGET role

 

.1

 

TARGET enable

 

..000000

 

Reserved

$0F

00000000

 

Reserved

$10

00000000

00000000

Reserved

$12

00000000

00000000

Reserved

$14

00000000

 

Reserved

$15

xxxxxxxx

 

SCSI function ($1C =

 

 

 

Custom SCSI

 

 

 

sequence)

$16

00000xxx

 

Interrupt level (7 to 1)

$17

xxxxxxxx

 

Vector number to use

 

 

 

upon return

$18

xxxxxxxx

 

Status from SCSI

 

 

 

firmware (byte 2)

 

 

 

(Note 1)

$19

xxxxxxxx

 

Status from SCSI

 

 

 

firmware (byte 3)

 

 

 

(Note 1)

$1A

00000000

 

Reserved

$1B

00000000

 

Retry count must be 0

NOTES:

 

1.

Refer to Chapter 3.

 

 

2.

Command table = 384 bytes

 

 

 

RAM work area.

2-20

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Image 30
Emerson MVME147 manual Notes, Status from SCSI