mirror of
https://github.com/xtacocorex/CHIP_IO
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38 lines
1.6 KiB
C
38 lines
1.6 KiB
C
/*
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Copyright (c) 2016 Robert Wolterman
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Original BBIO Author Justin Cooper
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Modified for CHIP_IO Author Robert Wolterman
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This file incorporates work covered by the following copyright and
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permission notice, all modified code adopts the original license:
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Copyright (c) 2013 Adafruit
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Author: Justin Cooper
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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int pwm_start(const char *key, float duty, float freq, int polarity);
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int pwm_disable(const char *key);
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int pwm_set_frequency(const char *key, float freq);
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int pwm_set_duty_cycle(const char *key, float duty);
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int pwm_set_enable(const char *key, int enable);
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void pwm_cleanup(void);
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