Information

• When there is the FTM counter synchronization
• If (CNT = CNTIN), (CLKS[1:0] = 0:0), and a value different from zero is written to
CLKS[1:0] bits
The following figures show these cases.
CPWMS = 0
0x0C
0x0D
0x0E 0x0F
0x00
0x01 0x02
0x03
0x04
0x05
initialization trigger
FTM counter
system clock
CNTIN = 0x0000
MOD = 0x000F
Figure 35-198. Initialization trigger is generated when the FTM counting achieves the
CNTIN register value
CPWMS = 0
0x04
0x05
0x06 0x00
0x01
0x02 0x03
0x04
0x05
0x06
initialization trigger
write to CNT
FTM counter
system clock
CNTIN = 0x0000
MOD = 0x000F
Figure 35-199. Initialization trigger is generated when there is a write to CNT register
CPWMS = 0
0x04
0x05
0x06 0x07
0x00
0x01 0x02
0x03
0x04
0x05
initialization trigger
trigger event
synchronization
FTM counter
system clock
CNTIN = 0x0000
MOD = 0x000F
Figure 35-200. Initialization trigger is generated when there is the FTM counter
synchronization
Chapter 35 FlexTimer Module (FTM)
K20 Sub-Family Reference Manual, Rev. 2, Feb 2012
Freescale Semiconductor, Inc. 795