LSI53C875 LSI Logic, LSI53C875 Datasheet - Page 256

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

(Driven by Master-Addr;
(Driven by Master-Addr;
Figure 7.13 External Memory Read
7-20
(Addr Drvn by LSI53C875;
(Driven by LSI53C875)
(Driven by LSI53C875)
(Driven by LSI53C875)
(Driven by LSI53C875)
(Driven by LSI53C875)
(Driven by LSI53C875)
(Driven by LSI53C875)
(Driven by LSI53C875)
(Driven by LSI53C875)
Data Driven by Memory)
(Driven by System)
(Driven by Master)
(Driven by Master)
(Driven by Master)
LSI53C875-Data)
LSI53C875-Data)
GPIO_MAS2/
DEVSEL/
FRAME/
MAS1/
MAS0/
C_BE/
TRDY/
STOP/
MWE/
IRDY/
MCE/
MOE/
MAD
CLK
PAR
AD
Instruction Set of the I/O Processor
Addr
CMD
t
t
t
1
1
1
In
1
t
t
2
2
t
t
t
1
1
2
2
t
3
t
2
3
4
t
High Order
11
Address
t
13
5
Byte Enable
t
12
6
Middle Order
7
Address
8
Low Order
9
Address
10
t
15