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CONFIG_BT_CTLR_XTAL_THRESHOLD¶
Crystal shutdown threshold in uS
Type: int
Help¶
Configure the optimal delta in micro seconds between two consecutive radio events, event done to next preparation, below which (active clock) crystal will be retained. This value is board dependent.
Direct dependencies¶
BT_CTLR_XTAL_ADVANCED && BT_CTLR && BT_HCI && BT
(Includes any dependencies from if’s and menus.)
Defaults¶
- 1500 if
BT_CTLR_XTAL_ADVANCED&&BT_CTLR&&BT_HCI&&BT
Kconfig definition¶
At subsys/bluetooth/controller/Kconfig:445
Included via Kconfig:10 → Kconfig.zephyr:39 → subsys/Kconfig:8 → subsys/bluetooth/Kconfig:145
Menu path: (top menu) → Bluetooth → Advanced features
config BT_CTLR_XTAL_THRESHOLD
int
prompt "Crystal shutdown threshold in uS" if BT_CTLR_XTAL_ADVANCED && BT_CTLR && BT_HCI && BT && BT_CTLR_ADVANCED_FEATURES
default 1500 if BT_CTLR_XTAL_ADVANCED && BT_CTLR && BT_HCI && BT
depends on BT_CTLR_XTAL_ADVANCED && BT_CTLR && BT_HCI && BT
help
Configure the optimal delta in micro seconds between two consecutive
radio events, event done to next preparation, below which (active
clock) crystal will be retained. This value is board dependent.
(Definitions include propagated dependencies, including from if’s and menus.)