Renesas / mbed-src_GR-PEACH_rev_b

mbed library sources for GR-PEACH rev.B.

Fork of mbed-src by mbed official

targets/hal/TARGET_NXP/TARGET_LPC176X/gpio_object.h@455:8bc3a354916d, 2015-01-27 (annotated)

Committer:
mbed_official
Date:
Tue Jan 27 13:30:08 2015 +0000
Revision:
455:8bc3a354916d
Parent:
227:7bd0639b8911 
Synchronized with git revision de09d163deef812a246ac8c48fb2978385bc7b53



Full URL: https://github.com/mbedmicro/mbed/commit/de09d163deef812a246ac8c48fb2978385bc7b53/

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