NUMICRO-SDK Nuvoton Technology Corporation of America, NUMICRO-SDK Datasheet - Page 214

• Manufacturer Part Number: NUMICRO-SDK
• Description: KIT EVAUATION NUC100/120/130/140
• Manufacturer: Nuvoton Technology Corporation of America
• Series: NuMicro™r
• Type: MCUr

Specifications of NUMICRO-SDK

• Contents: Board, Cable, CD, Nu-Link
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: NUC100, NUC120, NUC130, NUC140

Frequency Divider Control Register (FRQDIV)
Register
FRQDIV
Bits
[31:5]
[4]
[3:0]
31
23
15
7
NuMicro™ NUC100 Series Technical Reference Manual
Offset
CLK_BA+ 24
Descriptions
Reserved
DIVIDER_EN
FSEL
Reserved
30
22
14
6
R/W
R/W
Reserved
Frequency Divider Enable Bit
0 = Disable Frequency Divider
1 = Enable Frequency Divider
Divider Output Frequency Selection Bits
The formula of output frequency is
F
F
F
N is the 4-bit value of FSEL[3:0].
out
in
out
29
21
13
5
is the input clock frequency.
is the frequency of divider output clock.
= F
Description
in
Frequency Divider Control Register
/2
(N+1)
DIVIDER_EN
28
20
12
4
- 214 -
Reserved
Reserved
Reserved
27
19
11
3
Publication Release Date: Dec. 22, 2010
26
18
10
2
FSEL
25
17
9
1
Revision V1.06
Reset Value
0x0000_0000
24
16
8
0