c72f3d588a
All the macro arguments that are user supplied, or potentially, wrap properly in () as good practice. Probably missed one or two, and a lot of them are possibly unnecessary, but it's straightforward to just do it always. Fixes github issue #321
76 lines
2.7 KiB
C
76 lines
2.7 KiB
C
/** @defgroup gpio_defines GPIO Defines
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*
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* @brief <b>Defined Constants and Types for the STM32F0xx General Purpose I/O</b>
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*
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* @ingroup STM32F0xx_defines
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*
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* @version 1.0.0
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*
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* @date 1 July 2012
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*
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* LGPL License Terms @ref lgpl_license
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*/
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/*
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* This file is part of the libopencm3 project.
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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 LIBOPENCM3_GPIO_H
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#define LIBOPENCM3_GPIO_H
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#include <libopencm3/stm32/common/gpio_common_f24.h>
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/*****************************************************************************/
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/* Module definitions */
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/*****************************************************************************/
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/*****************************************************************************/
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/* Register definitions */
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/*****************************************************************************/
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#define GPIO_BRR(port) MMIO32((port) + 0x28)
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#define GPIOA_BRR GPIO_BRR(GPIOA)
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#define GPIOB_BRR GPIO_BRR(GPIOB)
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#define GPIOC_BRR GPIO_BRR(GPIOC)
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#define GPIOD_BRR GPIO_BRR(GPIOD)
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#define GPIOF_BRR GPIO_BRR(GPIOF)
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/*****************************************************************************/
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/* Register values */
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/*****************************************************************************/
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/** @defgroup gpio_speed GPIO Output Pin Speed
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@ingroup gpio_defines
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@{*/
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#define GPIO_OSPEED_LOW 0x0
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#define GPIO_OSPEED_MED 0x1
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#define GPIO_OSPEED_HIGH 0x3
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/**@}*/
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/*****************************************************************************/
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/* API definitions */
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/*****************************************************************************/
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/*****************************************************************************/
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/* API Functions */
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/*****************************************************************************/
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BEGIN_DECLS
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END_DECLS
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#endif
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