52 lines
1.3 KiB
Plaintext
52 lines
1.3 KiB
Plaintext
#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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config EXAMPLES_PWM
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bool "Pulse width modulation (PWM) example"
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default n
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depends on PWM && NSH_BUILTIN_APPS && LIB_BOARDCTL
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select BOARDCTL_PWMTEST
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---help---
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Enable the Pulse width modulation (PWM) example
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if EXAMPLES_PWM
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config EXAMPLES_PWM_DEVPATH
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string "PWM device path"
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default "/dev/pwm0"
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---help---
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The path to the PWM device. Default: /dev/pwm0
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config EXAMPLES_PWM_FREQUENCY
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int "Default PWM freququency"
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default 100
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---help---
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The default PWM frequency. Default: 100 Hz
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config EXAMPLES_PWM_DUTYPCT
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int "Default PWM duty percentage"
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default 50
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---help---
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The default PWM duty as a percentage. Default: 50%
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config EXAMPLES_PWM_DURATION
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int "Default PWM duration"
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default 5
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---help---
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The default PWM pulse train duration in seconds. Used only if the current
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pulse count is zero (pulse count is only supported if PWM_PULSECOUNT
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is not defined). Default: 5 seconds
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config EXAMPLES_PWM_PULSECOUNT
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int "Default pulse count"
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default 0
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depends on PWM_PULSECOUNT
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---help---
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The initial PWM pulse count. This option is only available if
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PWM_PULSECOUNT is defined. Default: 0 (i.e., use the duration, not
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the count).
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endif
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