M052LDN Datasheet, PDF (39/86 Pages) List of Unclassifed Manufacturers – 32-bit Microcontroller

M051 DN/DE
DIVIDER_EN
(FRQDIV[4])
Enable
divide-by-2 counter
16 chained
divide-by-2 counter
FRQDIV_CLK
1/2 1/2² 1/2³ …... 1/2¹⁵ 1/2¹⁶
FSEL
(FRQDIV[3:0])
DIVIDER1*
000
(FRQDIV[5])
000
1:
16 to 1
11: 1
MUX
0
CKO
1011
1
1
Note1: DIVIDER1 = 1 is only available on M05xxDE.
Note2: Before clock switching, both the pre-selected and newly selected clock sources must be
turned on and stable.
Figure 6-9 Block Diagram of Frequency Divider
Oct. 05, 2015
Page 39 of 86
Rev 1.03