Message; Supported Messages - Sony LIB-D81 Product Description Manual

7.2. Message

7.2.1. Supported Messages

The autoloader supports the following messages.
Code
00h TASK COMPLETE
01h EXTENDED MESSAGE
02h SAVE DATA POINTER
03h RESETORE POINTERS
04h DISCONNECT
05h INITIATOR DETECTED ERROR
06h ABORT
07h MESSAGE REJECT
08h NO OPERATION
09h MESSAGE PARITY ERROR
0Ch BUS DEVICE RESET
23h IGNORE WIDE RESIDUE
80-C0h IDENTIFY
Table 7.2.1.1 : Message Description
00h: TASK COMPLETE
The TASK COMPLETE message indicates that the autoloader has completed a
command and returned a valid status.
01h: EXTENDED MESSAGE
When returning multi-byte messages, they are returned in the following format.
Bit 7 6
Byte
0
1
2
3-n
Table 7.2.1.2 : Extended Message Format
Description
5 4 3
Extended Message(01h)
Extended Message Length(n-1)
Extended Message Code
Extended Message Arguments
Chapter 7 SCSI Interface
Direction
IN OUT
*
* *
*
*
*
*
*
* *
*
*
*
*
* *
2 1 0
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