George Roussos / BLE_Temperature_Exercise

BLE Temperature Service Mobile and Ubiquitous Computing Module Birkbeck College

Dependencies:   DS1820

mbed/TARGET_NRF51822/gpio_object.h@0:dd0fea342ad2, 2015-03-08 (annotated)

Committer:
gkroussos
Date:
Sun Mar 08 19:42:20 2015 +0000
Revision:
0:dd0fea342ad2
BLE Temperature Service ; Mobile and Ubiquitous Computing Module; Birkbeck College

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gkroussos 0:dd0fea342ad2 1 /* mbed Microcontroller Library
gkroussos 0:dd0fea342ad2 2 * Copyright (c) 2006-2013 ARM Limited
gkroussos 0:dd0fea342ad2 3 *
gkroussos 0:dd0fea342ad2 4 * Licensed under the Apache License, Version 2.0 (the "License");
gkroussos 0:dd0fea342ad2 5 * you may not use this file except in compliance with the License.
gkroussos 0:dd0fea342ad2 6 * You may obtain a copy of the License at
gkroussos 0:dd0fea342ad2 7 *
gkroussos 0:dd0fea342ad2 8 * http://www.apache.org/licenses/LICENSE-2.0
gkroussos 0:dd0fea342ad2 9 *
gkroussos 0:dd0fea342ad2 10 * Unless required by applicable law or agreed to in writing, software
gkroussos 0:dd0fea342ad2 11 * distributed under the License is distributed on an "AS IS" BASIS,
gkroussos 0:dd0fea342ad2 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
gkroussos 0:dd0fea342ad2 13 * See the License for the specific language governing permissions and
gkroussos 0:dd0fea342ad2 14 * limitations under the License.
gkroussos 0:dd0fea342ad2 15 */
gkroussos 0:dd0fea342ad2 16 #ifndef MBED_GPIO_OBJECT_H
gkroussos 0:dd0fea342ad2 17 #define MBED_GPIO_OBJECT_H
gkroussos 0:dd0fea342ad2 18
gkroussos 0:dd0fea342ad2 19 #ifdef __cplusplus
gkroussos 0:dd0fea342ad2 20 extern "C" {
gkroussos 0:dd0fea342ad2 21 #endif
gkroussos 0:dd0fea342ad2 22
gkroussos 0:dd0fea342ad2 23 typedef struct {
gkroussos 0:dd0fea342ad2 24 PinName pin;
gkroussos 0:dd0fea342ad2 25 uint32_t mask;
gkroussos 0:dd0fea342ad2 26
gkroussos 0:dd0fea342ad2 27 __IO uint32_t *reg_dir;
gkroussos 0:dd0fea342ad2 28 __IO uint32_t *reg_set;
gkroussos 0:dd0fea342ad2 29 __IO uint32_t *reg_clr;
gkroussos 0:dd0fea342ad2 30 __I uint32_t *reg_in;
gkroussos 0:dd0fea342ad2 31 } gpio_t;
gkroussos 0:dd0fea342ad2 32
gkroussos 0:dd0fea342ad2 33 static inline void gpio_write(gpio_t *obj, int value) {
gkroussos 0:dd0fea342ad2 34 if (value)
gkroussos 0:dd0fea342ad2 35 *obj->reg_set = obj->mask;
gkroussos 0:dd0fea342ad2 36 else
gkroussos 0:dd0fea342ad2 37 *obj->reg_clr = obj->mask;
gkroussos 0:dd0fea342ad2 38 }
gkroussos 0:dd0fea342ad2 39
gkroussos 0:dd0fea342ad2 40 static inline int gpio_read(gpio_t *obj) {
gkroussos 0:dd0fea342ad2 41 return ((*obj->reg_in & obj->mask) ? 1 : 0);
gkroussos 0:dd0fea342ad2 42 }
gkroussos 0:dd0fea342ad2 43
gkroussos 0:dd0fea342ad2 44 #ifdef __cplusplus
gkroussos 0:dd0fea342ad2 45 }
gkroussos 0:dd0fea342ad2 46 #endif
gkroussos 0:dd0fea342ad2 47
gkroussos 0:dd0fea342ad2 48 #endif