Information

SIM_SOPT2 field descriptions (continued)
Field Description
0
MCGCLKSEL
MCG clock select
Selects the MCG's external reference clock.
0 System oscillator (OSCCLK)
1 32 kHz RTC oscillator
12.2.3 System Options Register 4 (SIM_SOPT4)
Address: SIM_SOPT4 is 4004_7000h base + 100Ch offset = 4004_800Ch
Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
R
0
FTM2CLKSEL FTM1CLKSEL FTM0CLKSEL
0
FTM2CH0SRC FTM1CH0SRC
0
W
Reset
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Bit
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
R
0
FTM2FLT0
0
FTM1FLT0
0
FTM0FLT2 FTM0FLT1 FTM0FLT0
W
Reset
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SIM_SOPT4 field descriptions
Field Description
31–27
Reserved
This read-only field is reserved and always has the value zero.
26
FTM2CLKSEL
FlexTimer 2 External Clock Pin Select
Selects the external pin used to drive the clock to the FTM2 module.
NOTE: The selected pin must also be configured for the FTM2 module external clock function through
the appropriate pin control register in the port control module.
0 FTM2 external clock driven by FTM_CLK0 pin.
1 FTM2 external clock driven by FTM_CLK1 pin.
25
FTM1CLKSEL
FTM1 External Clock Pin Select
Selects the external pin used to drive the clock to the FTM1 module.
Table continues on the next page...
Memory map and register definition
K10 Sub-Family Reference Manual, Rev. 6, Nov 2011
260 Freescale Semiconductor, Inc.