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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/hal/TARGET_NXP/TARGET_LPC11UXX/gpio_object.h@463:5c73c3744533, 2015-02-03 (annotated)

Committer:
mbed_official
Date:
Tue Feb 03 17:00:07 2015 +0000
Revision:
463:5c73c3744533
Parent:
455:8bc3a354916d 
Synchronized with git revision 134a67aab259d410373367cb96b73420b390d385



Full URL: https://github.com/mbedmicro/mbed/commit/134a67aab259d410373367cb96b73420b390d385/

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 10:3bc89ef62ce7 1 /* mbed Microcontroller Library
emilmont 10:3bc89ef62ce7 2 * Copyright (c) 2006-2013 ARM Limited
emilmont 10:3bc89ef62ce7 3 *
emilmont 10:3bc89ef62ce7 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 10:3bc89ef62ce7 5 * you may not use this file except in compliance with the License.
emilmont 10:3bc89ef62ce7 6 * You may obtain a copy of the License at
emilmont 10:3bc89ef62ce7 7 *
emilmont 10:3bc89ef62ce7 8 * http://www.apache.org/licenses/LICENSE-2.0
emilmont 10:3bc89ef62ce7 9 *
emilmont 10:3bc89ef62ce7 10 * Unless required by applicable law or agreed to in writing, software
emilmont 10:3bc89ef62ce7 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 10:3bc89ef62ce7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 10:3bc89ef62ce7 13 * See the License for the specific language governing permissions and
emilmont 10:3bc89ef62ce7 14 * limitations under the License.
emilmont 10:3bc89ef62ce7 15 */
emilmont 10:3bc89ef62ce7 16 #ifndef MBED_GPIO_OBJECT_H
emilmont 10:3bc89ef62ce7 17 #define MBED_GPIO_OBJECT_H
emilmont 10:3bc89ef62ce7 18
mbed_official 227:7bd0639b8911 19 #include "mbed_assert.h"
mbed_official 227:7bd0639b8911 20
emilmont 10:3bc89ef62ce7 21 #ifdef __cplusplus
emilmont 10:3bc89ef62ce7 22 extern "C" {
emilmont 10:3bc89ef62ce7 23 #endif
emilmont 10:3bc89ef62ce7 24
emilmont 10:3bc89ef62ce7 25 typedef struct {
emilmont 10:3bc89ef62ce7 26 PinName pin;
emilmont 10:3bc89ef62ce7 27 uint32_t mask;
emilmont 10:3bc89ef62ce7 28
emilmont 10:3bc89ef62ce7 29 __IO uint32_t *reg_dir;
emilmont 10:3bc89ef62ce7 30 __IO uint32_t *reg_set;
emilmont 10:3bc89ef62ce7 31 __IO uint32_t *reg_clr;
emilmont 10:3bc89ef62ce7 32 __I uint32_t *reg_in;
emilmont 10:3bc89ef62ce7 33 } gpio_t;
emilmont 10:3bc89ef62ce7 34
emilmont 10:3bc89ef62ce7 35 static inline void gpio_write(gpio_t *obj, int value) {
mbed_official 227:7bd0639b8911 36 MBED_ASSERT(obj->pin != (PinName)NC);
emilmont 10:3bc89ef62ce7 37 if (value)
emilmont 10:3bc89ef62ce7 38 *obj->reg_set = obj->mask;
emilmont 10:3bc89ef62ce7 39 else
emilmont 10:3bc89ef62ce7 40 *obj->reg_clr = obj->mask;
emilmont 10:3bc89ef62ce7 41 }
emilmont 10:3bc89ef62ce7 42
emilmont 10:3bc89ef62ce7 43 static inline int gpio_read(gpio_t *obj) {
mbed_official 227:7bd0639b8911 44 MBED_ASSERT(obj->pin != (PinName)NC);
emilmont 10:3bc89ef62ce7 45 return ((*obj->reg_in & obj->mask) ? 1 : 0);
emilmont 10:3bc89ef62ce7 46 }
emilmont 10:3bc89ef62ce7 47
mbed_official 455:8bc3a354916d 48 static inline int gpio_is_connected(const gpio_t *obj) {
mbed_official 455:8bc3a354916d 49 return obj->pin != (PinName)NC;
mbed_official 455:8bc3a354916d 50 }
mbed_official 455:8bc3a354916d 51
emilmont 10:3bc89ef62ce7 52 #ifdef __cplusplus
emilmont 10:3bc89ef62ce7 53 }
emilmont 10:3bc89ef62ce7 54 #endif
emilmont 10:3bc89ef62ce7 55
emilmont 10:3bc89ef62ce7 56 #endif