
PRODUCTPREVIEW
SWCS046C – MARCH 2010 – REVISED JUNE 2010
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Bits
Field Name
Description
Type
Reset
7:0
BCKUP
Backup bit
RW
0x00
Table 35. BCK2_REG
Address Offset
0x18
Physical Address
Instance
Description
Backup register which can be used for storage by the application firmware when the external host is
powered down. These registers will retain their content as long as the VRTC is active.
Type
RW
7
6
5
4
3
2
1
0
BCKUP
Bits
Field Name
Description
Type
Reset
7:0
BCKUP
Backup bit
RW
0x00
Table 36. BCK3_REG
Address Offset
0x19
Physical Address
Instance
Description
Backup register which can be used for storage by the application firmware when the external host is
powered down. These registers will retain their content as long as the VRTC is active.
Type
RW
7
6
5
4
3
2
1
0
BCKUP
Bits
Field Name
Description
Type
Reset
7:0
BCKUP
Backup bit
RW
0x00
Table 37. BCK4_REG
Address Offset
0x1A
Physical Address
Instance
Description
Backup register which can be used for storage by the application firmware when the external host is
powered down. These registers will retain their content as long as the VRTC is active.
Type
RW
7
6
5
4
3
2
1
0
BCKUP
Bits
Field Name
Description
Type
Reset
7:0
BCKUP
Backup bit
RW
0x00
Table 38. BCK5_REG
Address Offset
0x1B
Physical Address
Instance
Description
Backup register which can be used for storage by the application firmware when the external host is
powered down. These registers will retain their content as long as the VRTC is active.
Type
RW
60
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