NXP Semiconductors KE1xF Series, Reference Manual, Page: 977 / 1483

FTMx_SC field descriptions (continued)
Field Description
This field is write protected. It can be written only when MODE[WPDIS] = 1.
00 No clock selected. This in effect disables the FTM counter.
01 FTM input clock
10 Fixed frequency clock
11 External clock
PS Prescale Factor Selection
Selects one of 8 division factors for the clock source selected by CLKS. The new prescaler factor affects
the clock source on the next FTM input clock cycle after the new value is updated into the register bits.
This field is write protected. It can be written only when MODE[WPDIS] = 1.
000 Divide by 1
001 Divide by 2
010 Divide by 4
011 Divide by 8
100 Divide by 16
101 Divide by 32
110 Divide by 64
111 Divide by 128
41.4.4 Counter (FTMx_CNT)
The CNT register contains the FTM counter value.
Reset clears the CNT register. Writing any value to COUNT updates the counter with its
initial value, CNTIN.
Address: Base a 4h offset
Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
R
0
COUNT
W
Reset
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
FTMx_CNT field descriptions
Field Description
31–16
Reserved
This field is reserved.
This read-only field is reserved and always has the value 0.
COUNT Counter Value
Chapter 41 FlexTimer Module (FTM)
Kinetis KE1xF Sub-Family Reference Manual, Rev. 4, 06/2019
NXP Semiconductors 977