LSI53C875 LSI Logic, LSI53C875 Datasheet - Page 108

• Manufacturer Part Number: LSI53C875
• Description: PCI to Ultra SCSI I/O Processor
• Manufacturer: LSI Logic

Table 4.9
4-16
Name
SCTRL/
SDIR[15:0]
SCSI SIgnals (Cont.)
LSI53C875,
LSI53C875J:
92, 90, 95, 91,
97, 98, 100,
96, 94
LSI53C875N:
122, 120, 125,
121, 127, 128,
130, 126, 124
LSI53C875JB:
J12, K13,
H11, J11,
H13, H9, G12,
H12, H10
LSI53C875,
LSI53C875J:
131, 132, 134,
135, 80, 81,
82, 83, 120,
121, 122, 124,
125, 126, 127,
129
LSI53C875N:
173, 174, 176,
177, 99, 111,
112, 113, 150,
162, 163, 165,
166, 167, 168,
170
LSI53C875JB:
C9, B9, D8,
C8, N12, N13,
M13, L12,
B13, A13,
A12, C11, E9,
A11, C10, D9
LSI53C875JB
LSI53C875N,
LSI53C875J,
LSI53C875,
Signal Descriptions
Pin No.
Type
I/O
O
Description
SCSI Control includes the following signals:
SC_D/
SI_O/
SMSG/
SREQ/
SACK/
SBSY/
SATN/
SRST/
SSEL/
Driver direction control for SCSI data lines.
SCSI phase line, command/data
SCSI phase line, input/output
SCSI phase line, message
Data handshake signal from target device
Data handshake signal from initiator device
SCSI bus arbitration signal, busy
SCSI Attention, the initiator is requesting a
message out phase
SCSI bus reset
SCSI bus arbitration signal, select device