version_2.0
Dependents: cc3000_ping_demo_try_2
Fork of mbed by
Diff: PortInOut.h
- Revision:
- 44:24d45a770a51
- Parent:
- 43:e2ed12d17f06
- Child:
- 54:71b101360fb9
--- a/PortInOut.h Fri Oct 26 17:40:46 2012 +0100 +++ b/PortInOut.h Wed Nov 21 10:49:56 2012 +0000 @@ -1,86 +1,110 @@ -/* mbed Microcontroller Library - PortInOut - * Copyright (c) 2006-2011 ARM Limited. All rights reserved. - */ - -#ifndef MBED_PORTINOUT_H -#define MBED_PORTINOUT_H - -#include "device.h" - -#if DEVICE_PORTINOUT - -#include "PortNames.h" -#include "PinNames.h" - -namespace mbed { - -/** A multiple pin digital in/out used to set/read multiple bi-directional pins - */ -class PortInOut { -public: - - /** Create an PortInOut, connected to the specified port - * - * @param port Port to connect to (Port0-Port5) - * @param mask A bitmask to identify which bits in the port should be included (0 - ignore) - */ - PortInOut(PortName port, int mask = 0xFFFFFFFF); - - /** Write the value to the output port - * - * @param value An integer specifying a bit to write for every corresponding port pin - */ - void write(int value); - - /** Read the value currently output on the port - * - * @returns - * An integer with each bit corresponding to associated port pin setting - */ - int read(); - - /** Set as an output - */ - void output(); - - /** Set as an input - */ - void input(); - - /** Set the input pin mode - * - * @param mode PullUp, PullDown, PullNone, OpenDrain - */ - void mode(PinMode mode); - - /** A shorthand for write() - */ - PortInOut& operator= (int value) { - write(value); - return *this; - } - - PortInOut& operator= (PortInOut& rhs) { - write(rhs.read()); - return *this; - } - - /** A shorthand for read() - */ - operator int() { - return read(); - } - -private: -#if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) - LPC_GPIO_TypeDef *_gpio; -#endif - PortName _port; - uint32_t _mask; -}; - -} // namespace mbed - -#endif - -#endif +/* mbed Microcontroller Library + * Copyright (c) 2006-2012 ARM Limited + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef MBED_PORTINOUT_H +#define MBED_PORTINOUT_H + +#include "platform.h" + +#if DEVICE_PORTINOUT + +#include "port_api.h" + +namespace mbed { + +/** A multiple pin digital in/out used to set/read multiple bi-directional pins + */ +class PortInOut { +public: + + /** Create an PortInOut, connected to the specified port + * + * @param port Port to connect to (Port0-Port5) + * @param mask A bitmask to identify which bits in the port should be included (0 - ignore) + */ + PortInOut(PortName port, int mask = 0xFFFFFFFF) { + port_init(&_port, port, mask, PIN_INPUT); + } + + /** Write the value to the output port + * + * @param value An integer specifying a bit to write for every corresponding port pin + */ + void write(int value) { + port_write(&_port, value); + } + + /** Read the value currently output on the port + * + * @returns + * An integer with each bit corresponding to associated port pin setting + */ + int read() { + return port_read(&_port); + } + + /** Set as an output + */ + void output() { + port_dir(&_port, PIN_OUTPUT); + } + + /** Set as an input + */ + void input() { + port_dir(&_port, PIN_INPUT); + } + + /** Set the input pin mode + * + * @param mode PullUp, PullDown, PullNone, OpenDrain + */ + void mode(PinMode mode) { + port_mode(&_port, mode); + } + + /** A shorthand for write() + */ + PortInOut& operator= (int value) { + write(value); + return *this; + } + + PortInOut& operator= (PortInOut& rhs) { + write(rhs.read()); + return *this; + } + + /** A shorthand for read() + */ + operator int() { + return read(); + } + +private: + port_t _port; +}; + +} // namespace mbed + +#endif + +#endif