Information

SIM_SOPT4 field descriptions (continued)
Field Description
0 HSCMP0 output drives FTM0 hardware trigger 0
1 FTM1 channel match drives FTM0 hardware trigger 0
27
Reserved
This read-only field is reserved and always has the value zero.
26
Reserved
This read-only field is reserved and always has the value zero.
25
FTM1CLKSEL
FTM1 External Clock Pin Select
Selects the external pin used to drive the clock to the FTM1 module.
NOTE: The selected pin must also be configured for the FTM external clock function through the
appropriate pin control register in the port control module.
0 FTM_CLK0 pin
1 FTM_CLK1 pin
24
FTM0CLKSEL
FlexTimer 0 External Clock Pin Select
Selects the external pin used to drive the clock to the FTM0 module.
NOTE: The selected pin must also be configured for the FTM external clock function through the
appropriate pin control register in the port control module.
0 FTM_CLK0 pin
1 FTM_CLK1 pin
23–22
Reserved
This read-only field is reserved and always has the value zero.
21–20
Reserved
This read-only field is reserved and always has the value zero.
19–18
FTM1CH0SRC
FTM1 channel 0 input capture source select
Selects the source for FTM1 channel 0 input capture.
NOTE: When the FTM is not in input capture mode, clear this field.
00 FTM1_CH0 signal
01 CMP0 output
10 CMP1 output
11 USB start of frame pulse
17–9
Reserved
This read-only field is reserved and always has the value zero.
8
Reserved
This read-only field is reserved and always has the value zero.
7–5
Reserved
This read-only field is reserved and always has the value zero.
4
FTM1FLT0
FTM1 Fault 0 Select
Selects the source of FTM1 fault 0.
Table continues on the next page...
Memory map and register definition
K20 Sub-Family Reference Manual, Rev. 2, Feb 2012
230 Freescale Semiconductor, Inc.