CY28349
Data Byte 1 (continued)
Power On
Default
Bit
Bit 2
Pin#
28
Name
Description
3V66_2
3V66_1
3V66_0
(Active/Inactive)
(Active/Inactive)
(Active/Inactive)
1
1
1
Bit 1
Bit 0
30
31
Data Byte 2
Power On
Default
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Pin#
--
Name
Pin Description
Reserved
PCI6
Reserved
0
1
1
1
1
1
1
1
17
16
15
14
12
11
(Active/Inactive)
(Active/Inactive)
(Active/Inactive)
(Active/Inactive)
(Active/Inactive)
(Active/Inactive)
(Active/Inactive)
PCI5
PCI4
PCI3
PCI2
PCI1
10
PCI0
Data Byte 3
Power On
Default
Bit
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Pin#
Name
Pin Description
8
7
6
--
PCI_F2
PCI_F1
PCI_F0
Reserved
(Active/Inactive)
(Active/Inactive)
(Active/Inactive)
Reserved
1
1
1
0
1
0
1
1
44, 45 CPU_ITP, CPU_ITP#
(Active/Inactive)
Reserved
--
1
Reserved
REF1
(Active/Inactive)
(Active/Inactive)
48
REF0
Data Byte 4
Power On
Default
Bit
Pin#
Name
Pin Description
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
0
1 = SW control; IREF multiplier is determined by Byte[4],
Bit[5:6].
Bit 6
Bit 5
--
--
SW_MULTSEL1
SW_MULTSEL0
IREF multiplier
0
0
00 = Ioh is 4 x IREF
01 = Ioh is 5 x IREF
10 = Ioh is 6 x IREF
11 = Ioh is 7 x IREF
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
--
--
--
--
--
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Rev 1.0,November 24, 2006
Page 7 of 20