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TARGET_NUCLEO_F401RE/TARGET_STM/TARGET_NUCLEO_F401RE/gpio_object.h@86:04dd9b1680ae, 2014-07-02 (annotated)
- Committer:
- bogdanm
- Date:
- Wed Jul 02 13:22:23 2014 +0100
- Revision:
- 86:04dd9b1680ae
- Parent:
- 83:8a40adfe8776
- Child:
- 92:4fc01daae5a5
Release 86 of the mbed library
Main changes:
- bug fixes in various backends
- mbed "error" replaced by assert logic (mbed_assert)
- new ST Nucleo targets
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 82:6473597d706e | 1 | /* mbed Microcontroller Library |
bogdanm | 82:6473597d706e | 2 | ******************************************************************************* |
bogdanm | 82:6473597d706e | 3 | * Copyright (c) 2014, STMicroelectronics |
bogdanm | 82:6473597d706e | 4 | * All rights reserved. |
bogdanm | 82:6473597d706e | 5 | * |
bogdanm | 82:6473597d706e | 6 | * Redistribution and use in source and binary forms, with or without |
bogdanm | 82:6473597d706e | 7 | * modification, are permitted provided that the following conditions are met: |
bogdanm | 82:6473597d706e | 8 | * |
bogdanm | 82:6473597d706e | 9 | * 1. Redistributions of source code must retain the above copyright notice, |
bogdanm | 82:6473597d706e | 10 | * this list of conditions and the following disclaimer. |
bogdanm | 82:6473597d706e | 11 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
bogdanm | 82:6473597d706e | 12 | * this list of conditions and the following disclaimer in the documentation |
bogdanm | 82:6473597d706e | 13 | * and/or other materials provided with the distribution. |
bogdanm | 82:6473597d706e | 14 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
bogdanm | 82:6473597d706e | 15 | * may be used to endorse or promote products derived from this software |
bogdanm | 82:6473597d706e | 16 | * without specific prior written permission. |
bogdanm | 82:6473597d706e | 17 | * |
bogdanm | 82:6473597d706e | 18 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
bogdanm | 82:6473597d706e | 19 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
bogdanm | 82:6473597d706e | 20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
bogdanm | 82:6473597d706e | 21 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
bogdanm | 82:6473597d706e | 22 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
bogdanm | 82:6473597d706e | 23 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
bogdanm | 82:6473597d706e | 24 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
bogdanm | 82:6473597d706e | 25 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
bogdanm | 82:6473597d706e | 26 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
bogdanm | 82:6473597d706e | 27 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
bogdanm | 82:6473597d706e | 28 | ******************************************************************************* |
bogdanm | 82:6473597d706e | 29 | */ |
bogdanm | 82:6473597d706e | 30 | #ifndef MBED_GPIO_OBJECT_H |
bogdanm | 82:6473597d706e | 31 | #define MBED_GPIO_OBJECT_H |
bogdanm | 82:6473597d706e | 32 | |
bogdanm | 86:04dd9b1680ae | 33 | #include "mbed_assert.h" |
bogdanm | 82:6473597d706e | 34 | #include "cmsis.h" |
bogdanm | 82:6473597d706e | 35 | #include "PortNames.h" |
bogdanm | 82:6473597d706e | 36 | #include "PeripheralNames.h" |
bogdanm | 82:6473597d706e | 37 | #include "PinNames.h" |
bogdanm | 82:6473597d706e | 38 | |
bogdanm | 82:6473597d706e | 39 | #ifdef __cplusplus |
bogdanm | 82:6473597d706e | 40 | extern "C" { |
bogdanm | 82:6473597d706e | 41 | #endif |
bogdanm | 82:6473597d706e | 42 | |
bogdanm | 82:6473597d706e | 43 | typedef struct { |
bogdanm | 82:6473597d706e | 44 | PinName pin; |
bogdanm | 82:6473597d706e | 45 | uint32_t mask; |
bogdanm | 82:6473597d706e | 46 | __IO uint32_t *reg_in; |
bogdanm | 82:6473597d706e | 47 | __IO uint16_t *reg_set; |
bogdanm | 82:6473597d706e | 48 | __IO uint16_t *reg_clr; |
bogdanm | 82:6473597d706e | 49 | } gpio_t; |
bogdanm | 82:6473597d706e | 50 | |
bogdanm | 82:6473597d706e | 51 | static inline void gpio_write(gpio_t *obj, int value) { |
bogdanm | 86:04dd9b1680ae | 52 | MBED_ASSERT(obj->pin != (PinName)NC); |
bogdanm | 82:6473597d706e | 53 | if (value) { |
bogdanm | 82:6473597d706e | 54 | *obj->reg_set = obj->mask; |
bogdanm | 83:8a40adfe8776 | 55 | } else { |
bogdanm | 82:6473597d706e | 56 | *obj->reg_clr = obj->mask; |
bogdanm | 82:6473597d706e | 57 | } |
bogdanm | 82:6473597d706e | 58 | } |
bogdanm | 82:6473597d706e | 59 | |
bogdanm | 82:6473597d706e | 60 | static inline int gpio_read(gpio_t *obj) { |
bogdanm | 86:04dd9b1680ae | 61 | MBED_ASSERT(obj->pin != (PinName)NC); |
bogdanm | 82:6473597d706e | 62 | return ((*obj->reg_in & obj->mask) ? 1 : 0); |
bogdanm | 82:6473597d706e | 63 | } |
bogdanm | 82:6473597d706e | 64 | |
bogdanm | 82:6473597d706e | 65 | #ifdef __cplusplus |
bogdanm | 82:6473597d706e | 66 | } |
bogdanm | 82:6473597d706e | 67 | #endif |
bogdanm | 82:6473597d706e | 68 | |
bogdanm | 82:6473597d706e | 69 | #endif |