Rainbow Electronics W90P710CDG User Manual
Page 428
W90P710CD/W90P710CDG
- 428 -
RTC Frequency Compensation Register (RTC_FCR)
REGISTER ADDRESS R/W
DESCRIPTION
RESET
VALUE
RTC_FCR
0xFFF8_4008
R/W
RTC Frequency Compensation Register
0X0000_0700
31
30
29
28
27
26
25
24
Reserved
23
22
21
20
19
18
17
16
Reserved
15
14
13
12
11
10
9
8
Reserved FCR_int
7
6
5
4
3
2
1
0
Reserved FCR_fra
BITS
DESCRIPTIONS
[31:12]
Reserved -
[11:8]
FCR_int
FCR [11:8]: Integer part
Integer part
of detected
value
FCR[11:8] Integer
part
of detected
value
FCR[11:8]
32776 1111 32768 0111
32775 1110 32767 0110
32774 1101 32766 0101
32773 1100 32765 0100
32772 1011 32764 0011
32771 1010 32763 0010
32770 1001 32762 0001
32769 1000 32761 0000
[5:0]
FCR_fra
Fraction part
Formula: FCR_int = (fraction part of detected value) X 60
Note: Digit in FCR must be expressed as hexadecimal number.