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44 lines
1.4 KiB
C
44 lines
1.4 KiB
C
/*
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* This file is part of the shutter project.
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* Copyright 2023 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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*
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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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*
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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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*
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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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*/
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#pragma once
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#include <stm32f1.h>
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// opening/closing time (ms)
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#define SHUTTER_TIME (20)
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// waiting for getting status time (ms)
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#define WAITING_TIME (60)
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typedef enum{
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SHUTTER_ERROR, // shutter is absent?
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SHUTTER_RELAX, // powered off
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SHUTTER_PROCESS, // opened or closed
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SHUTTER_WAIT, // wait in off state before turn to hi-z
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SHUTTER_EXPOSE, //
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SHUTTER_STATE_AMOUNT
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} shutter_state;
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extern shutter_state shutterstate;
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void process_shutter();
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int open_shutter();
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int close_shutter();
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int expose_shutter(uint32_t exptime);
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void print_shutter_state();
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