Fujitsu MAF3364LC Manual/User Guide - Page 36

SCSI Function Specifications, HVD type High Voltage Differential

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2.2 SCSI Function Specifications Table 2.3 shows the SCSI functions provided with the IDD. Table 2.3 SCSI function specifications Item Specification Single-ended type Ο HVD type (High Voltage Differential) × LVD type (Low Voltage Differential) Ο Electrical requirements Single-ended type Position where the terminating × (*1) resistor is mounted on the PCA Differential type Position where the terminating × resistor is mounted on the PCA TERMPWR signal send function Ο 68 pin P cable connector Ο Connector 80 pin SCA2 connector Ο Data bus parity (*2) Ο Bus arbitration function Ο Disconnection/reconnection function Ο Addressing SCSI ID 16-bit SCSI LUN (logical unit number) #0 to #15 (Jumper selection) #0 fixed Data transfer 8-bit SCSI (Single-Ended type) (Synchronous (LVD type) mode) 16-bit SCSI (Single-Ended type) (LVD type) (160/m 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. Data buffer 2 MB (LC/LP) or 4 MB (MC/MP) programmable multi- segment buffer (1 to 32) Data block length (Logical data length=Physical data length) (*3) 512 to 528 bytes (Fixed length) Ο : Provided × : Not provided (*1) Single-Ended and LVD detect the driver mode by Diffsence signal and automatically change. (*2) Data bus CRC on MC/MP models. (*3) Refer to (12) of Section 1.1. C141-E064-03EN 2 - 7

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C141-E064-03EN
2 - 7
2.2
SCSI Function Specifications
Table 2.3 shows the SCSI functions provided with the IDD.
Table 2.3
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
×
TERMPWR signal send function
Ο
68 pin P cable connector
Ο
80 pin SCA2 connector
Ο
Data bus parity (*2)
Ο
Bus arbitration function
Ο
Disconnection/reconnection function
Ο
SCSI ID
16-bit SCSI
#0 to #15
(Jumper selection)
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)
(160/m 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.
Data buffer
2 MB (LC/LP) or 4 MB
(MC/MP) programmable multi-
segment buffer (1 to 32)
Data block length (Logical data length=Physical data length) (*3)
512 to 528 bytes
(Fixed length)
Ο
: Provided
×
: Not provided
(*1)
Single-Ended and LVD detect the driver mode by Diffsence signal and automatically change.
(*2)
Data bus CRC on MC/MP models.
(*3)
Refer to (12) of Section 1.1.
Addressing
Connector
Electrical
requirements
(*1)