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CONFIG_MCG_FCRDIV
¶
Fast internal reference clock divider
Type: int
Help¶
Selects the amount to divide down the fast internal reference clock. The
resulting frequency must be in the range 31.25 kHz to 4 MHz.
Direct dependencies¶
BOARD_FRDM_K22F
|| BOARD_FRDM_K64F
|| BOARD_FRDM_K82F
|| BOARD_FRDM_KL25Z
|| BOARD_FRDM_KW41Z
|| BOARD_HEXIWEAR_K64
|| BOARD_HEXIWEAR_KW40Z
|| BOARD_IP_K66F
|| BOARD_TWR_KV58F220M
|| BOARD_USB_KW24D512
|| (HAS_MCG
&& SOC_FAMILY_KINETIS
)
(Includes any dependencies from ifs and menus.)
Defaults¶
0
1
1
0
0
1
0
1
1
2
1
Kconfig definitions¶
At <Zephyr>/boards/arm/frdm_k22f/Kconfig.defconfig:20
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:18
Menu path: (Top)
config MCG_FCRDIV
int
default 0
depends on BOARD_FRDM_K22F
At <Zephyr>/boards/arm/frdm_k64f/Kconfig.defconfig:20
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:18
Menu path: (Top)
config MCG_FCRDIV
int
default 1
depends on BOARD_FRDM_K64F
At <Zephyr>/boards/arm/frdm_k82f/Kconfig.defconfig:20
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:18
Menu path: (Top)
config MCG_FCRDIV
int
default 1
depends on BOARD_FRDM_K82F
At <Zephyr>/boards/arm/frdm_kl25z/Kconfig.defconfig:23
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:18
Menu path: (Top)
config MCG_FCRDIV
int
default 0
depends on BOARD_FRDM_KL25Z
At <Zephyr>/boards/arm/frdm_kw41z/Kconfig.defconfig:17
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:18
Menu path: (Top)
config MCG_FCRDIV
int
default 0
depends on BOARD_FRDM_KW41Z
At <Zephyr>/boards/arm/hexiwear_k64/Kconfig.defconfig:20
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:18
Menu path: (Top)
config MCG_FCRDIV
int
default 1
depends on BOARD_HEXIWEAR_K64
At <Zephyr>/boards/arm/hexiwear_kw40z/Kconfig.defconfig:17
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:18
Menu path: (Top)
config MCG_FCRDIV
int
default 0
depends on BOARD_HEXIWEAR_KW40Z
At <Zephyr>/boards/arm/ip_k66f/Kconfig.defconfig:20
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:18
Menu path: (Top)
config MCG_FCRDIV
int
default 1
depends on BOARD_IP_K66F
At <Zephyr>/boards/arm/twr_kv58f220m/Kconfig.defconfig:20
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:18
Menu path: (Top)
config MCG_FCRDIV
int
default 1
depends on BOARD_TWR_KV58F220M
At <Zephyr>/boards/arm/usb_kw24d512/Kconfig.defconfig:24
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:18
Menu path: (Top)
config MCG_FCRDIV
int
default 2
depends on BOARD_USB_KW24D512
At <Zephyr>/soc/arm/nxp_kinetis/Kconfig:86
Included via <Zephyr>/Kconfig:8
→ <Zephyr>/Kconfig.zephyr:28
→ <Zephyr>/soc/Kconfig:11
→ <BuildDir>/kconfig/Kconfig.soc.arch:2
Menu path: (Top) → Hardware Configuration
config MCG_FCRDIV
int "Fast internal reference clock divider"
range 0 7
default 1
depends on HAS_MCG && SOC_FAMILY_KINETIS
help
Selects the amount to divide down the fast internal reference clock. The
resulting frequency must be in the range 31.25 kHz to 4 MHz.
(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)