Datasheet

344
32142D–06/2013
ATUC64/128/256L3/4U
15.6.14 Digital Tuner Register
Name:
DTR
Access Type: Read/Write
Offset: 0x44
Reset Value: 0x00000000
When the SR.BUSY bit is set writes to this register will be discarded and this register will read as zero.
• VALUE:
0: The frequency is unchanged.
1-255: The frequency will be adjusted according to the formula below.
• ADD:
0: The resulting frequency is
for .
1: The resulting frequency is
for .
• EXP:
The frequency will be adjusted according to the formula above.
31 30 29 28 27 26 25 24
--------
23 22 21 20 19 18 17 16
--------
15 14 13 12 11 10 9 8
VALUE
76543210
- - ADD EXP
f01
1
roundup
256
VALUE
------------------- -


2
EXP
 1+
-------------------------------------------------------------------------------–





VALUE 0
f01
1
roundup
256
VALUE
------------------- -


2
EXP
 1–
-------------------------------------------------------------------------------+





VALUE 0