Sigve Sebastian Farstad / mbed-src

mbed w/ spi bug fig

Dependents:   display-puck

Fork of mbed-src by mbed official

targets/hal/TARGET_STM/TARGET_NUCLEO_F072RB/gpio_object.h@219:993c9b0acbcc, 2014-06-02 (annotated)

Committer:
mbed_official
Date:
Mon Jun 02 09:45:07 2014 +0100
Revision:
219:993c9b0acbcc
Child:
239:8cadf13dff33
Synchronized with git revision cd741909614c52b886d34bad5007da2057c1a185



Full URL: https://github.com/mbedmicro/mbed/commit/cd741909614c52b886d34bad5007da2057c1a185/



[NUCLEO_F072RB] Add HAL files

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 219:993c9b0acbcc 1 /* mbed Microcontroller Library
mbed_official 219:993c9b0acbcc 2 *******************************************************************************
mbed_official 219:993c9b0acbcc 3 * Copyright (c) 2014, STMicroelectronics
mbed_official 219:993c9b0acbcc 4 * All rights reserved.
mbed_official 219:993c9b0acbcc 5 *
mbed_official 219:993c9b0acbcc 6 * Redistribution and use in source and binary forms, with or without
mbed_official 219:993c9b0acbcc 7 * modification, are permitted provided that the following conditions are met:
mbed_official 219:993c9b0acbcc 8 *
mbed_official 219:993c9b0acbcc 9 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 219:993c9b0acbcc 10 * this list of conditions and the following disclaimer.
mbed_official 219:993c9b0acbcc 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 219:993c9b0acbcc 12 * this list of conditions and the following disclaimer in the documentation
mbed_official 219:993c9b0acbcc 13 * and/or other materials provided with the distribution.
mbed_official 219:993c9b0acbcc 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 219:993c9b0acbcc 15 * may be used to endorse or promote products derived from this software
mbed_official 219:993c9b0acbcc 16 * without specific prior written permission.
mbed_official 219:993c9b0acbcc 17 *
mbed_official 219:993c9b0acbcc 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 219:993c9b0acbcc 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 219:993c9b0acbcc 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 219:993c9b0acbcc 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 219:993c9b0acbcc 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 219:993c9b0acbcc 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 219:993c9b0acbcc 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 219:993c9b0acbcc 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 219:993c9b0acbcc 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 219:993c9b0acbcc 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 219:993c9b0acbcc 28 *******************************************************************************
mbed_official 219:993c9b0acbcc 29 */
mbed_official 219:993c9b0acbcc 30 #ifndef MBED_GPIO_OBJECT_H
mbed_official 219:993c9b0acbcc 31 #define MBED_GPIO_OBJECT_H
mbed_official 219:993c9b0acbcc 32
mbed_official 219:993c9b0acbcc 33 #include "cmsis.h"
mbed_official 219:993c9b0acbcc 34 #include "PortNames.h"
mbed_official 219:993c9b0acbcc 35 #include "PeripheralNames.h"
mbed_official 219:993c9b0acbcc 36 #include "PinNames.h"
mbed_official 219:993c9b0acbcc 37
mbed_official 219:993c9b0acbcc 38 #ifdef __cplusplus
mbed_official 219:993c9b0acbcc 39 extern "C" {
mbed_official 219:993c9b0acbcc 40 #endif
mbed_official 219:993c9b0acbcc 41
mbed_official 219:993c9b0acbcc 42 typedef struct {
mbed_official 219:993c9b0acbcc 43 PinName pin;
mbed_official 219:993c9b0acbcc 44 uint32_t mask;
mbed_official 219:993c9b0acbcc 45 __IO uint16_t *reg_in;
mbed_official 219:993c9b0acbcc 46 __IO uint16_t *reg_set;
mbed_official 219:993c9b0acbcc 47 __IO uint16_t *reg_clr;
mbed_official 219:993c9b0acbcc 48 } gpio_t;
mbed_official 219:993c9b0acbcc 49
mbed_official 219:993c9b0acbcc 50 static inline void gpio_write(gpio_t *obj, int value) {
mbed_official 219:993c9b0acbcc 51 if (value) {
mbed_official 219:993c9b0acbcc 52 *obj->reg_set = obj->mask;
mbed_official 219:993c9b0acbcc 53 } else {
mbed_official 219:993c9b0acbcc 54 *obj->reg_clr = obj->mask;
mbed_official 219:993c9b0acbcc 55 }
mbed_official 219:993c9b0acbcc 56 }
mbed_official 219:993c9b0acbcc 57
mbed_official 219:993c9b0acbcc 58 static inline int gpio_read(gpio_t *obj) {
mbed_official 219:993c9b0acbcc 59 return ((*obj->reg_in & obj->mask) ? 1 : 0);
mbed_official 219:993c9b0acbcc 60 }
mbed_official 219:993c9b0acbcc 61
mbed_official 219:993c9b0acbcc 62 #ifdef __cplusplus
mbed_official 219:993c9b0acbcc 63 }
mbed_official 219:993c9b0acbcc 64 #endif
mbed_official 219:993c9b0acbcc 65
mbed_official 219:993c9b0acbcc 66 #endif