Specifications

30 ST43401N/ND and ST43402ND Reference Manual, Rev. C
Table 10. Message code descriptions
Code
(Hex) Initiator Target Description Direction of Transfer
00 M M Command complete Target ------> Initiator
01//00 O O Modify data pointer Target ------> Initiator
01//01 O O Sync data transfer request Target <-----> Initiator
02 O O Save data pointer Target ------> Initiator
03 O O Restore pointers Target ------> Initiator
04 O O Disconnect Target ------> Initiator
05 O M Initiator detected error Initiator ------> Target
06 O M Abort Initiator ------> Target
07 M M Message reject Target <-----> Initiator
08 M M No operation Initiator ------> Target
09 M M Message parity error Initiator ------> Target
0A O O Linked command complete Target ------> Initiator
0B O O Linked command complete Target ------> Initiator
with flag
0C O M Bus device reset (see note 1) Initiator ------> Target
0D O M Abort tag Initiator ------> Target
0E O O Clear queue (see note 2) Initiator ------> Target
0F-13 Reserved — —
14 O O Reset other port message Initiator ------> Target
15-1F Reserved — —
20 O O Simple queue tag (two bytes) Target <-----> Initiator
21 O O Head of queue tag (two bytes) Initiator ------> Target
22 O O Ordered queue tag (two bytes) Initiator ------> Target
23-7F Reserved — —
80-FF M M Identify (establishes the Target <-----> Initiator
communication path between
an initiator and target for a
logical unit)
continued