Information

FTM counter
channel (n+1) match
channel (n) match
channel (n) output
(before deadtime
insertion)
channel (n+1) output
(before deadtime
insertion)
channel (n) output
(after deadtime
insertion)
channel (n+1) output
(after deadtime
insertion)
Figure 37-228. Deadtime Insertion with ELSnB:ELSnA = 1:0, POL(n) = 0, and POL(n+1) =
0
FTM counter
channel (n+1) match
channel (n) output
(before deadtime
insertion)
channel (n+1) output
(before deadtime
insertion)
channel (n) output
(after deadtime
insertion)
channel (n+1) output
(after deadtime
insertion)
channel (n) match
Figure 37-229. Deadtime Insertion with ELSnB:ELSnA = X:1, POL(n) = 0, and POL(n+1) =
0
NOTE
It is expected that the deadtime feature be used only in combine
and complementary modes.
37.4.14.1 Deadtime Insertion Corner Cases
If (PS[2:0] is cleared), (DTPS[1:0] = 0:0 or DTPS[1:0] = 0:1):
Chapter 37 FlexTimer (FTM)
K20 Sub-Family Reference Manual, Rev. 6, Nov 2011
Freescale Semiconductor, Inc. 949