Datasheet

• When there is a write to CNTH or CNTL register
CPWMS = 0
0x04
0x05
0x06 0x00
0x01
0x02 0x03
0x04
0x05
0x06
initialization trigger
write to CNTH
FTM counter
system clock
CNTINH:L = 0x0000
MODH:L = 0x000F
Figure 12-249. Initialization trigger is generated when there is a write to CNTH or CNTL
• When there is the FTM counter synchronization
CPWMS = 0
0x04
0x05
0x06 0x07
0x00
0x01 0x02
0x03
0x04
0x05
initialization trigger
FTM counter
synchronization
FTM counter
system clock
REINIT = 1
CNTINH:L = 0x0000
MODH:L = 0x000F
Figure 12-250. Initialization trigger is generated when there is the FTM counter
synchronization
• If (CNTH:L = CNTINH:L), (CLKS[1:0] = 0:0), and a value different from zero is
written to CLKS[1:0] bits
CPWMS = 0
0x00
00 01
0x01 0x02
0x03
0x04
0x05
initialization trigger
CLKS[1:0] bits
FTM counter
system clock
CNTINH:L = 0x0000
MODH:L = 0x000F
Figure 12-251. Initialization trigger is generated if (CNTH:L = CNTINH:L) and (CLKS[1:0]
= 0:0) and a value different from zero is written to CLKS[1:0] bits
The initialization trigger output provides a trigger signal that is used for on-chip modules.
Chapter 12 FlexTimer Module (FTM)
MC9S08PA60 Reference Manual, Rev. 1, 9/2012
Freescale Semiconductor, Inc. 369