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CY28323PVC
... Document #: 38-07004 Rev. *B Page Page 7 of 21 of 21
Bit 2
28
3V66_2
(Active/Inactive)
1
Bit 1
30
3V66_1
(Active/Inactive)
1
Bit 0
31
3V66_0
(Active/Inactive)
1
Data Byte 1 (continued)
Bit
Pin#
Name
Description
Power On
Default
Data Byte 2
Bit
Pin#
Name
Pin Description
Power On
Default
Bit 7
--
Reserved
0
Bit 6
17
PCI6
(Active/Inactive)
1
Bit 5
16
PCI5
(Active/Inactive)
1
Bit 4
15
PCI4
(Active/Inactive)
1
Bit 3
14
PCI3
(Active/Inactive)
1
Bit 2
12
PCI2
(Active/Inactive)
1
Bit 1
11
PCI1
(Active/Inactive)
1
Bit 0
10
PCI0
(Active/Inactive)
1
Data Byte 3
Bit
Pin#
Name
Pin Description
Power On
Default
Bit 7
8
PCI_F2
(Active/Inactive)
1
Bit 6
7
PCI_F1
(Active/Inactive)
1
Bit 5
6
PCI_F0
(Active/Inactive)
1
Bit 4
--
Reserved
0
Bit 3
44, 45
CPU_ITP, CPU_ITP#
(Active/Inactive)
1
Bit 2
--
Reserved
0
Bit 1
1
REF1
(Active/Inactive)
1
Bit 0
48
REF0
(Active/Inactive)
1
Data Byte 4
Bit
Pin#
Name
Pin Description
Power On
Default
Bit 7
--
MULTSEL_Override
This bit control the selection of IREF multiple.
0 = HW control; IREF multiplier is determined by
MULTSEL[0:1] input pins
1 = SW control; IREF multiplier is determined by Byte[4],
Bit[5:6].
0
Bit 6
--
SW_MULTSEL1
IREF multiplier
00 = Ioh is 4 x IREF
01 = Ioh is 5 x IREF
10 = Ioh is 6 x IREF
11 = Ioh is 7 x IREF
0
Bit 5
--
SW_MULTSEL0
0
Bit 4
--
Reserved
Bit 3
--
Reserved
Bit 2
--
Reserved
Bit 1
--
Reserved
Bit 0
--
Reserved
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