Filter
Top Products
C141-E166 2-7
2.2 SCSI Function Specifications
Table 2.4 shows the SCSI functions provided with the IDD.
Table 2.4 SCSI function specifications
Item Specification
Single-ended type
Ο
HVD type (High Voltage Differential)
×
LVD type (Low Voltage Differential)
Ο
Single-ended type
Position where the terminating
resistor is mounted on the PCA
×
Differential type
Position where the terminating
resistor is mounted on the PCA
×
Electrical
requirements
(*1)
TERMPWR signal send function
Ο
68 pin P cable connector
Ο (NP model)
Connector
80 pin SCA2 connector
Ο (NC model)
Data bus parity (Data bus CRC)
Ο
Bus arbitration function
Ο
Disconnection/reconnection function
Ο
SCSI ID 16-bit SCSI
#0 to #15
(Jumper selection)
Addressing
LUN (logical unit number) #0 fixed
Data transfer
(Synchronous
mode)
8-bit SCSI (Single-ended type)
(LVD type)
16-bit SCSI (Single-ended type)
(LVD type)
(U160 LVD type)
(U320 LVD type)
Ο 20 MB/s max.
Ο 40 MB/s max.
Ο 40 MB/s max.
Ο 80 MB/s max.
Ο 160 MB/s max.
Ο 320 MB/s max.
Data buffer 8 MB
Data block length (Logical data length=Physical data length) (*2)
512 to 528 bytes
(Fixed length)
Ο : Provided × : Not provided
(*1)
The driver mode (Single-ended or LVD) changes automatically by Diffsence signal level.
(*2)
Refer to (12) of Section 1.1.