ICS9EMS9633 Datasheet, PDF (17/22 Pages) Integrated Device Technology – ULTRA MOBILE PC CLOCK FOR EMBEDDED APPLICATIONS

ICS9EMS9633
ULTRA MOBILE PC CLOCK FOR EMBEDDED APPLICATIONS
Datasheet
Byte
Bit(s)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
13 Reserved Register
Pin #
Name
Control Function
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Byte
Bit(s)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
14 Reserved Register
Pin #
Name
Control Function
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Byte
Bit(s)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
15 Byte Count Register
Pin #
Name
BC5
BC4
BC3
BC2
BC1
BC0
Control Function
Reserved
Reserved
Byte Count 5
Byte Count 4
Byte Count 3
Byte Count 2
Byte Count 1
Byte Count LSB
Bytes 16:40 are reserved
Byte
Bit(s)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
41 N Program Enable Register
Pin #
Name
CPU N Enable
LCD N Enable
Control Function
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Enables CPU N programming
Enables LCD N programming
Type
0
1
Default
0
0
0
0
0
0
0
0
Type
0
1
Default
0
0
0
0
0
0
0
0
Type
RW
RW
RW
RW
RW
RW
0
1
Specifies Number of bytes to
be read back during an SMBus
read.
Default is 0xF.
Default
0
0
0
0
1
1
1
1
Type
0
RW
Disabled
RW
Disabled
1
Enabled
Enabled
Default
0
0
0
0
0
0
0
0
IDT^TM/ICS^TM Ultra Mobile PC Clock for Embedded Applications
17
1617—08/19/09