zephyr/samples/boards/microbit/sound/prj.conf

CONFIG_GPIO=y
CONFIG_MICROBIT_DISPLAY=y
CONFIG_PWM=y
CONFIG_PWM_NRF5_SW=y
CONFIG_SYS_CLOCK_TICKS_PER_SEC=250
samples/boards/microbit: Add sound sample Add a sample demonstrating sound output using PWM to a piezo buzzer connected to the external edge connector port P0. Change-Id: I8c0902fd935f2eb3b9979476a7540e7a0216ca63 Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> 2017-04-12 16:44:38 +08:00			`CONFIG_GPIO=y`
			`CONFIG_MICROBIT_DISPLAY=y`
			`CONFIG_PWM=y`
			`CONFIG_PWM_NRF5_SW=y`
samples: boards/microbit: Use 250 ticks per second for smooth display To avoid display flickering, use 250 ticks per second instead of the default 100. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> 2017-05-30 16:06:17 +08:00			`CONFIG_SYS_CLOCK_TICKS_PER_SEC=250`