/** @defgroup gpio_defines GPIO Defines * * @brief Defined Constants and Types for the STM32F0xx General Purpose I/O * * @ingroup STM32F0xx_defines * * @version 1.0.0 * * @date 1 July 2012 * * LGPL License Terms @ref lgpl_license */ /* * This file is part of the libopencm3 project. * * This library is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library. If not, see . */ #ifndef LIBOPENCM3_GPIO_H #define LIBOPENCM3_GPIO_H #include /*****************************************************************************/ /* Module definitions */ /*****************************************************************************/ /*****************************************************************************/ /* Register definitions */ /*****************************************************************************/ #define GPIO_BRR(port) MMIO32(port + 0x24) #define GPIOA_BRR GPIO_BRR(GPIOA) #define GPIOB_BRR GPIO_BRR(GPIOB) #define GPIOC_BRR GPIO_BRR(GPIOC) #define GPIOD_BRR GPIO_BRR(GPIOD) #define GPIOF_BRR GPIO_BRR(GPIOF) /*****************************************************************************/ /* Register values */ /*****************************************************************************/ /** @defgroup gpio_speed GPIO Output Pin Speed @ingroup gpio_defines @{*/ #define GPIO_OSPEED_LOW 0x0 #define GPIO_OSPEED_MED 0x1 #define GPIO_OSPEED_HIGH 0x3 /**@}*/ /*****************************************************************************/ /* API definitions */ /*****************************************************************************/ /*****************************************************************************/ /* API Functions */ /*****************************************************************************/ BEGIN_DECLS END_DECLS #endif