shao ziyang / mbed-src-kl05

mbed library sources

Dependents:   frdm_kl05z_gpio_test

Fork of mbed-src by mbed official

targets/hal/TARGET_STM/TARGET_NUCLEO_L152RE/gpio_object.h@174:8bb9f3a33240, 2014-04-29 (annotated)

Committer:
mbed_official
Date:
Tue Apr 29 11:15:07 2014 +0100
Revision:
174:8bb9f3a33240
Parent:
76:aeb1df146756
Child:
227:7bd0639b8911
Synchronized with git revision 5bf985ebc651a2c31cefabd9d62c51dc465ef60a



Full URL: https://github.com/mbedmicro/mbed/commit/5bf985ebc651a2c31cefabd9d62c51dc465ef60a/



[NUCLEO_L152RE/F103RB] Add LSE configuration for RTC

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 76:aeb1df146756 1 /* mbed Microcontroller Library
mbed_official 76:aeb1df146756 2 *******************************************************************************
mbed_official 76:aeb1df146756 3 * Copyright (c) 2014, STMicroelectronics
mbed_official 76:aeb1df146756 4 * All rights reserved.
mbed_official 76:aeb1df146756 5 *
mbed_official 76:aeb1df146756 6 * Redistribution and use in source and binary forms, with or without
mbed_official 76:aeb1df146756 7 * modification, are permitted provided that the following conditions are met:
mbed_official 76:aeb1df146756 8 *
mbed_official 76:aeb1df146756 9 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 76:aeb1df146756 10 * this list of conditions and the following disclaimer.
mbed_official 76:aeb1df146756 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 76:aeb1df146756 12 * this list of conditions and the following disclaimer in the documentation
mbed_official 76:aeb1df146756 13 * and/or other materials provided with the distribution.
mbed_official 76:aeb1df146756 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 76:aeb1df146756 15 * may be used to endorse or promote products derived from this software
mbed_official 76:aeb1df146756 16 * without specific prior written permission.
mbed_official 76:aeb1df146756 17 *
mbed_official 76:aeb1df146756 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 76:aeb1df146756 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 76:aeb1df146756 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 76:aeb1df146756 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 76:aeb1df146756 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 76:aeb1df146756 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 76:aeb1df146756 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 76:aeb1df146756 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 76:aeb1df146756 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 76:aeb1df146756 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 76:aeb1df146756 28 *******************************************************************************
mbed_official 76:aeb1df146756 29 */
mbed_official 76:aeb1df146756 30 #ifndef MBED_GPIO_OBJECT_H
mbed_official 76:aeb1df146756 31 #define MBED_GPIO_OBJECT_H
mbed_official 76:aeb1df146756 32
mbed_official 76:aeb1df146756 33 #include "cmsis.h"
mbed_official 76:aeb1df146756 34 #include "PortNames.h"
mbed_official 76:aeb1df146756 35 #include "PeripheralNames.h"
mbed_official 76:aeb1df146756 36 #include "PinNames.h"
mbed_official 76:aeb1df146756 37
mbed_official 76:aeb1df146756 38 #ifdef __cplusplus
mbed_official 76:aeb1df146756 39 extern "C" {
mbed_official 76:aeb1df146756 40 #endif
mbed_official 76:aeb1df146756 41
mbed_official 76:aeb1df146756 42 typedef struct {
mbed_official 76:aeb1df146756 43 PinName pin;
mbed_official 76:aeb1df146756 44 uint32_t mask;
mbed_official 76:aeb1df146756 45 __IO uint16_t *reg_in;
mbed_official 76:aeb1df146756 46 __IO uint16_t *reg_set;
mbed_official 76:aeb1df146756 47 __IO uint16_t *reg_clr;
mbed_official 76:aeb1df146756 48 } gpio_t;
mbed_official 76:aeb1df146756 49
mbed_official 76:aeb1df146756 50 static inline void gpio_write(gpio_t *obj, int value) {
mbed_official 76:aeb1df146756 51 if (value) {
mbed_official 76:aeb1df146756 52 *obj->reg_set = obj->mask;
mbed_official 174:8bb9f3a33240 53 } else {
mbed_official 76:aeb1df146756 54 *obj->reg_clr = obj->mask;
mbed_official 76:aeb1df146756 55 }
mbed_official 76:aeb1df146756 56 }
mbed_official 76:aeb1df146756 57
mbed_official 76:aeb1df146756 58 static inline int gpio_read(gpio_t *obj) {
mbed_official 76:aeb1df146756 59 return ((*obj->reg_in & obj->mask) ? 1 : 0);
mbed_official 76:aeb1df146756 60 }
mbed_official 76:aeb1df146756 61
mbed_official 76:aeb1df146756 62 #ifdef __cplusplus
mbed_official 76:aeb1df146756 63 }
mbed_official 76:aeb1df146756 64 #endif
mbed_official 76:aeb1df146756 65
mbed_official 76:aeb1df146756 66 #endif