mirror of
https://github.com/trezor/trezor-firmware.git
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51 lines
1.2 KiB
C
51 lines
1.2 KiB
C
/*
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* This file is part of the Trezor project, https://trezor.io/
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*
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* Copyright (C) 2014 Pavol Rusnak <stick@satoshilabs.com>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser 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 library 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __BUTTONS_H__
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#define __BUTTONS_H__
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#include <libopencm3/stm32/gpio.h>
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#include <stdbool.h>
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struct buttonState {
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volatile bool YesUp;
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volatile int YesDown;
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volatile bool NoUp;
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volatile int NoDown;
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};
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extern struct buttonState button;
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uint16_t buttonRead(void);
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void buttonUpdate(void);
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#ifndef BTN_PORT
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#define BTN_PORT GPIOC
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#endif
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#ifndef BTN_PIN_YES
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#define BTN_PIN_YES GPIO2
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#endif
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#ifndef BTN_PIN_NO
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#define BTN_PIN_NO GPIO5
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#endif
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#endif
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