44 lines
1.3 KiB
C
44 lines
1.3 KiB
C
/*
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Copyright 2017 fishpepper <AT> gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http:// www.gnu.org/licenses/>.
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author: fishpepper <AT> gmail.com
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*/
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#ifndef HAL_PPM_H_
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#define HAL_PPM_H_
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void hal_ppm_init(void);
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void hal_ppm_failsafe_exit(void);
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void hal_ppm_failsafe_enter(void);
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void hal_ppm_tick();
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void hal_ppm_update_cvalue(int us);
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void hal_ppm_irq_callback(void);
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#define HAL_PPM_US_TO_TICKCOUNT(us) ((us * 1)-1)
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#define HAL_PPM_FRSKY_TO_TICKCOUNT(_frsky) ((_frsky)*2*2/3)
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#define PPM_TIMER_ISR(void) hal_ppm_irq_callback(void)
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#define HAL_PPM_UPDATE_CCVALUE(x) hal_ppm_update_cvalue(x)
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#define HAL_PPM_ISR_DISABLE() { }
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#define HAL_PPM_ISR_ENABLE() { }
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#define HAL_PPM_ISR_FLAG_SET() (1)
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#define HAL_PPM_ISR_CLEAR_FLAG() {}
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#endif // HAL_PPM_H_
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