AV9248F-151 View Datasheet(PDF) - Integrated Circuit Systems
Part Name
Description
Manufacturer
AV9248F-151
Integrated Circuit Systems
AV9248F-151 Datasheet PDF : 14 Pages
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ICS9248-151
Byte 1: CPU, Active/Inactive Register
(1= enable, 0 = disable)
BIT
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
PIN#
35
-
-
-
35
38
39
42
PWD
DESCRIPTION
SEL_CPUF#;
0 0=CPUCLK2 will be free running
1=CPUCLK2 will not be free running
1 (Reserved)
X FS4#
X FS3#
1 CPUCLK2
1 CPUCLK1
1 CPUCLK0
1 IOAPIC2
Byte 3: Active/Inactive Register
(1= enable, 0 = disable)
BIT PIN# PWD
DESCRIPTION
Bit 7
-
X FS2#
Bit 6
-
0
SEL24_48
0=24MHz 1=48MHz
Bit 5
6
1 48MHz
Bit 4
7
1 24_48MHz
Bit 3
9
1 PCICLK_F
Bit 2 27
1 AGPCLK2
Bit 1 26
1 AGPCLK1
Bit 0 23
1 AGPCLK0
Byte 2: PCI, Active/Inactive Register
(1= enable, 0 = disable)
BIT
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
PIN#
20
18
17
16
14
13
11
10
PWD
DESCRIPTION
1 PCICLK7
1 PCICLK6
1 PCICLK5
1 PCICLK4
1 PCICLK3
1 PCICLK2
1 PCICLK1
1 PCICLK0
Byte 4: Reserved , Active/Inactive Register
(1= enable, 0 = disable)
BIT
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
PIN#
-
-
-
-
-
-
-
-
PWD
DESCRIPTION
1 (Reserved)
1 (Reserved)
1 (Reserved)
1 (Reserved)
1 (Reserved)
1 (Reserved)
1 (Reserved)
1 (Reserved)
Byte 5: Peripheral , Active/Inactive Register
(1= enable, 0 = disable)
BIT
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
PIN# PWD
DESCRIPTION
-
1 (Reserved)
-
1 (Reserved)
44
1 IOAPIC1
45
1 IOAPIC0
-
1 (Reserved)
-
1 (Reserved)
47
1 REF1
48
1 REF0
Notes:
1. Inactive means outputs are held LOW and are disabled
from switching.
2. Latched Frequency Selects (FS#) will be inverted logic
load of the input frequency select pin conditions.
Byte 6: Peripheral , Active/Inactive Register
(1= enable, 0 = disable)
BIT PIN# PWD
DESCRIPTION
Bit7 -
0 Reserved (Note)
Bit6 -
0 Reserved (Note)
Bit5 -
0 Reserved (Note)
Bit4 -
0 Reserved (Note)
Bit3 -
0 Reserved (Note)
Bit2 -
1 Reserved (Note)
Bit1 -
1 Reserved (Note)
Bit0 -
0 Reserved (Note)
Note: Don’t write into this register, writing into this
register can cause malfunction
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5
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