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https://github.com/halleysfifthinc/AVCLAN-Mockingboard.git
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Allen Hill
39 lines
1.5 KiB
C
39 lines
1.5 KiB
C
/*
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AVCLAN-Mockingboard
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Copyright (C) 2015 Allen Hill <allenofthehills@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 <https://www.gnu.org/licenses/>.
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*/
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// ~1 Hz status-update tick, driven by the RTC overflow. The overflow handler
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// (ISR(RTC_CNT_vect)) lives in the app (sniffer.c); this module owns only the
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// RTC hardware configuration and enable/disable/reset of the tick.
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#ifndef STATUSTIMER_H
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#define STATUSTIMER_H
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// One-time RTC hardware bring-up (clock source + period). Leaves the overflow
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// interrupt disabled.
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void statustimer_init();
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// Reset the count so the next tick is ~1 s out, and enable the overflow tick.
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void statustimer_reset();
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// Enable / disable the ~1 Hz overflow interrupt (bare register RMW; wrap in a
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// critical section if called with interrupts enabled and concurrency matters).
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void statustimer_enable();
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void statustimer_disable();
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#endif // STATUSTIMER_H
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