#ifndef ucoolib_hal_gpio_gpio_stm32f4_hh #define ucoolib_hal_gpio_gpio_stm32f4_hh // ucoolib - Microcontroller object oriented library. {{{ // // Copyright (C) 2012 Nicolas Schodet // // APBTeam: // Web: http://apbteam.org/ // Email: team AT apbteam DOT org // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 of the License, or // (at your option) any later version. // // This program 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 General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. // // }}} #include "ucoolib/intf/io.hh" #include namespace ucoo { /// General purpose input/output on STM32F4. class Gpio : public Io { public: /// Constructor, take the PORT base address, and pin BIT number. Gpio (uint32_t port, int bit); /// See Io::set. void set (); /// See Io::reset. void reset (); /// See Io::set. void set (bool state); /// See Io::toggle. void toggle (); /// See Io::get. bool get () const; /// See Io::input. void input (); /// See Io::output. void output (); private: /// Port register base address. const uint32_t port_; /// IO bitmask. const uint16_t mask_; }; inline Gpio::Gpio (uint32_t port, int bit) : port_ (port), mask_ (1u << bit) { } } // namespace ucoo #endif // ucoolib_hal_gpio_gpio_stm32f4_hh