Emerson MVME147 Computer Hardware User Manual


 
Attach/Detach Packet (all devices)
7-29
7
$16 00000xxx Interrupt level (7
through 0) (0 = polled
mode)
$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 xxxxxxxx Reserved
$1B xxxxxxxx Retry count: number
of SCSI commands
(if this is set to 0, the
firmware disables
correction and turns
off retries in the
controller. Also, the
firmware does not
automatically retry
the SCSI command
except
"unit attention" and
"not diagnostics".)
$1C xxxxxxxx xxxxxxxx Block size in bytes
$1E xxxxxxxx xxxxxxxx Block size in bytes
$20 xxxxxxxx xxxxxxxx Address of 384-byte
SCSI RAM area
(MSW)
$22 xxxxxxxx xxxxxxxx Address of 384-byte
SCSI RAM area
(LSW)
NOTE
:
1. Refer to Chapter 3.