Emilio Monti / mbed-KL25Z

mbed libraries for KL25Z

Dependents:   FRDM_RGBLED

KL25Z/gpio_object.h@9:663789d7729f, 2013-02-18 (annotated)

Committer:
emilmont
Date:
Mon Feb 18 09:41:56 2013 +0000
Revision:
9:663789d7729f
Parent:
8:c14af7958ef5 
Update mbed-KL25Z to latest build

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 9:663789d7729f 1 /* mbed Microcontroller Library
emilmont 9:663789d7729f 2 * Copyright (c) 2006-2013 ARM Limited
emilmont 9:663789d7729f 3 *
emilmont 9:663789d7729f 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 9:663789d7729f 5 * you may not use this file except in compliance with the License.
emilmont 9:663789d7729f 6 * You may obtain a copy of the License at
emilmont 9:663789d7729f 7 *
emilmont 9:663789d7729f 8 * http://www.apache.org/licenses/LICENSE-2.0
emilmont 9:663789d7729f 9 *
emilmont 9:663789d7729f 10 * Unless required by applicable law or agreed to in writing, software
emilmont 9:663789d7729f 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 9:663789d7729f 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 9:663789d7729f 13 * See the License for the specific language governing permissions and
emilmont 9:663789d7729f 14 * limitations under the License.
emilmont 9:663789d7729f 15 */
emilmont 9:663789d7729f 16 #ifndef MBED_GPIO_OBJECT_H
emilmont 9:663789d7729f 17 #define MBED_GPIO_OBJECT_H
emilmont 9:663789d7729f 18
emilmont 9:663789d7729f 19 #ifdef __cplusplus
emilmont 9:663789d7729f 20 extern "C" {
emilmont 9:663789d7729f 21 #endif
emilmont 9:663789d7729f 22
emilmont 9:663789d7729f 23 typedef struct {
emilmont 9:663789d7729f 24 PinName pin;
emilmont 9:663789d7729f 25 uint32_t mask;
emilmont 9:663789d7729f 26
emilmont 9:663789d7729f 27 __IO uint32_t *reg_dir;
emilmont 9:663789d7729f 28 __IO uint32_t *reg_set;
emilmont 9:663789d7729f 29 __IO uint32_t *reg_clr;
emilmont 9:663789d7729f 30 __I uint32_t *reg_in;
emilmont 9:663789d7729f 31 } gpio_t;
emilmont 9:663789d7729f 32
emilmont 9:663789d7729f 33 static inline void gpio_write(gpio_t *obj, int value) {
emilmont 9:663789d7729f 34 if (value)
emilmont 9:663789d7729f 35 *obj->reg_set = obj->mask;
emilmont 9:663789d7729f 36 else
emilmont 9:663789d7729f 37 *obj->reg_clr = obj->mask;
emilmont 9:663789d7729f 38 }
emilmont 9:663789d7729f 39
emilmont 9:663789d7729f 40 static inline int gpio_read(gpio_t *obj) {
emilmont 9:663789d7729f 41 return ((*obj->reg_in & obj->mask) ? 1 : 0);
emilmont 9:663789d7729f 42 }
emilmont 9:663789d7729f 43
emilmont 9:663789d7729f 44 #ifdef __cplusplus
emilmont 9:663789d7729f 45 }
emilmont 9:663789d7729f 46 #endif
emilmont 9:663789d7729f 47
emilmont 9:663789d7729f 48 #endif