Table 89. Negotiated Settings Subpage - Hitachi HUS151473VL3800 - Ultrastar 73.4 GB Hard Drive Specifications

17.10.11.5 Negotiated Setting Subpage
Table 89: Negotiated Settings Subpage
Byte
7
0
1
2
3
4 RSVD
5 RSVD
6
7
1: Sent PCOMP_EN
2: Received PCOMP_EN
The negotiated settings subpage is used to report the negotiated settings of the drive for the current I_T nexus.
• Transfer Period Factor indicates the negotiated Transfer Period Factor.
• REQ/ACK Offset indicates the negotiated REQ/ACK Offset.
• Transfer Width Exponent indicates the negotiated Transfer Width Exponent.
• Protocol Options Bits contain the negotiated protocol options except PCOMP_EN.
• Received PCOMP_EN contains the value of PCOMP_EN received by the drive.
• Send PCOMP_EN contains the value of PCOMP_EN sent by the drive.
• Transceiver Mode specifies the current bus mode of the drive as defined below.
- 00b: Not used
- 01b: Single Ended
- 10b: Low Voltage Differential
- 11b: High Voltage Differential
6 5 4
Transfer Period Factor
RSVD
REQ / ACK Offset
Transfer Width Exponent
Protocol Options Bits
RSVD
RSVD
Hitachi Ultrastar 15K147 SCSI Hard Disk Drive Specification
Bit
3 2
Transceiver Mode
136
1 0
1 2