雄介 太田 / mbed

mbed(SerialHalfDuplex入り)

Fork of mbed by mbed official

KL25Z/gpio_object.h@60:3d0ef94e36ec, 2013-02-19 (annotated)

Committer:
emilmont
Date:
Tue Feb 19 10:00:15 2013 +0000
Revision:
60:3d0ef94e36ec
Add Freescale FRDM-KL25Z

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 60:3d0ef94e36ec 1 /* mbed Microcontroller Library
emilmont 60:3d0ef94e36ec 2 * Copyright (c) 2006-2013 ARM Limited
emilmont 60:3d0ef94e36ec 3 *
emilmont 60:3d0ef94e36ec 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 60:3d0ef94e36ec 5 * you may not use this file except in compliance with the License.
emilmont 60:3d0ef94e36ec 6 * You may obtain a copy of the License at
emilmont 60:3d0ef94e36ec 7 *
emilmont 60:3d0ef94e36ec 8 * http://www.apache.org/licenses/LICENSE-2.0
emilmont 60:3d0ef94e36ec 9 *
emilmont 60:3d0ef94e36ec 10 * Unless required by applicable law or agreed to in writing, software
emilmont 60:3d0ef94e36ec 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 60:3d0ef94e36ec 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 60:3d0ef94e36ec 13 * See the License for the specific language governing permissions and
emilmont 60:3d0ef94e36ec 14 * limitations under the License.
emilmont 60:3d0ef94e36ec 15 */
emilmont 60:3d0ef94e36ec 16 #ifndef MBED_GPIO_OBJECT_H
emilmont 60:3d0ef94e36ec 17 #define MBED_GPIO_OBJECT_H
emilmont 60:3d0ef94e36ec 18
emilmont 60:3d0ef94e36ec 19 #ifdef __cplusplus
emilmont 60:3d0ef94e36ec 20 extern "C" {
emilmont 60:3d0ef94e36ec 21 #endif
emilmont 60:3d0ef94e36ec 22
emilmont 60:3d0ef94e36ec 23 typedef struct {
emilmont 60:3d0ef94e36ec 24 PinName pin;
emilmont 60:3d0ef94e36ec 25 uint32_t mask;
emilmont 60:3d0ef94e36ec 26
emilmont 60:3d0ef94e36ec 27 __IO uint32_t *reg_dir;
emilmont 60:3d0ef94e36ec 28 __IO uint32_t *reg_set;
emilmont 60:3d0ef94e36ec 29 __IO uint32_t *reg_clr;
emilmont 60:3d0ef94e36ec 30 __I uint32_t *reg_in;
emilmont 60:3d0ef94e36ec 31 } gpio_t;
emilmont 60:3d0ef94e36ec 32
emilmont 60:3d0ef94e36ec 33 static inline void gpio_write(gpio_t *obj, int value) {
emilmont 60:3d0ef94e36ec 34 if (value)
emilmont 60:3d0ef94e36ec 35 *obj->reg_set = obj->mask;
emilmont 60:3d0ef94e36ec 36 else
emilmont 60:3d0ef94e36ec 37 *obj->reg_clr = obj->mask;
emilmont 60:3d0ef94e36ec 38 }
emilmont 60:3d0ef94e36ec 39
emilmont 60:3d0ef94e36ec 40 static inline int gpio_read(gpio_t *obj) {
emilmont 60:3d0ef94e36ec 41 return ((*obj->reg_in & obj->mask) ? 1 : 0);
emilmont 60:3d0ef94e36ec 42 }
emilmont 60:3d0ef94e36ec 43
emilmont 60:3d0ef94e36ec 44 #ifdef __cplusplus
emilmont 60:3d0ef94e36ec 45 }
emilmont 60:3d0ef94e36ec 46 #endif
emilmont 60:3d0ef94e36ec 47
emilmont 60:3d0ef94e36ec 48 #endif