Maxtor 10K V - Manual (Page 115)

Maxtor Atlas 10K V 5-57
5.12.12.3 Negotiated Settings Subpage (Sub Page 3 of Mode Page 19)
The negotiated settings subpage, shown in Table 5-77, is used to report the negotiated
settings of a target for the current I_T nexus.
Table 5-77
Negotiated Settings Subpage (03h)
The Transfer Period Factor field indicates the negotiated transfer period factor for the
current I_T nexus.
Table 5-78
Transceiver Period Factor
The Req/Ack Offset field indicates the negotiated REQ/ACK offset for the current
I_T nexus.
The Transfer Width Exponent field indicates the negotiated transfer width exponent
for the current I_T nexus.
The Protocol Options Bits field contain the negotiated protocol options for the
current I_T nexus.
Bit
Byte
7 6 5 4 3 2 1 0
0 Transfer Period Factor
1 Reserved
2 Req/Ack Offset
3 Transfer Width Exponent
4 Reserved Protocol Option Bits
5 Reserved Transceiver
Mode
SENT_
PCOMP_EN
RECEIVED
PCOMP_EN
6 Reserved
7 Vendor Specific
Code Transceiver Period Factor
0-7 Reserved
8 TP=6.25ns Fast - 160 (U320)
9 TP=12.5ns Fast - 80 (U160)
0x0A TP=25ns Fast - 40 (Ultra2)
0x0B TP=30.3 ns Fast - 40
0x0C-
0x18
Fast - 20
0x19-
0x31
Fast - 10
0x32-
0xFF
Fast - 5