Avago Technologies LSI53C1020 - Manual (Page 67)

SCSI Interface Signals 3-11
Version 2.4 Copyright © 2001–2004 by LSI Logic Corporation. All rights reserved.
Table 3.10 describes the SCSI Channel Control signals group.
Table 3.10 SCSI Channel Control Signals
Signal Name
456-Ball
Package 384-Ball
Package
Type Strength Description
SCD
−
SCD+
K3
K4 J2
J3 I/O SE:
48 mA
LVD:
12 mA
SCSI Channel
Command/Data.
SIO
−
SIO+
K5
J5 H2
H3 SCSI Channel Input/Output.
SMSG
−
SMSG+
L2
L1 K1
K2 SCSI Channel Message.
SREQ
−
SREQ+
J2
J3 J4
H1 SCSI Channel Request.
SACK
−
SACK+
M5
L5 L1
L2 SCSI Channel
Acknowledge.
SBSY
−
SBSY+
N3
N4 M4
M3 SCSI Channel Busy.
SATN
−
SATN+
M4
N5 N3
M1 SCSI Channel Attention.
SRST
−
SRST+
M1
M2 L4
L3 SCSI Channel Bus Reset.
SSEL
−
SSEL+
L4
K2 K3
J1 SCSI Channel Select.