Jhon Plantikow / Dataloger

Dataloger

gpio_api.h@0:666850d06c9f, 2015-08-20 (annotated)

Committer:
jhon309
Date:
Thu Aug 20 00:37:14 2015 +0000
Revision:
0:666850d06c9f
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
jhon309 0:666850d06c9f 1 /* mbed Microcontroller Library
jhon309 0:666850d06c9f 2 * Copyright (c) 2006-2013 ARM Limited
jhon309 0:666850d06c9f 3 *
jhon309 0:666850d06c9f 4 * Licensed under the Apache License, Version 2.0 (the "License");
jhon309 0:666850d06c9f 5 * you may not use this file except in compliance with the License.
jhon309 0:666850d06c9f 6 * You may obtain a copy of the License at
jhon309 0:666850d06c9f 7 *
jhon309 0:666850d06c9f 8 * http://www.apache.org/licenses/LICENSE-2.0
jhon309 0:666850d06c9f 9 *
jhon309 0:666850d06c9f 10 * Unless required by applicable law or agreed to in writing, software
jhon309 0:666850d06c9f 11 * distributed under the License is distributed on an "AS IS" BASIS,
jhon309 0:666850d06c9f 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
jhon309 0:666850d06c9f 13 * See the License for the specific language governing permissions and
jhon309 0:666850d06c9f 14 * limitations under the License.
jhon309 0:666850d06c9f 15 */
jhon309 0:666850d06c9f 16 #ifndef MBED_GPIO_API_H
jhon309 0:666850d06c9f 17 #define MBED_GPIO_API_H
jhon309 0:666850d06c9f 18
jhon309 0:666850d06c9f 19 #include "device.h"
jhon309 0:666850d06c9f 20
jhon309 0:666850d06c9f 21 #ifdef __cplusplus
jhon309 0:666850d06c9f 22 extern "C" {
jhon309 0:666850d06c9f 23 #endif
jhon309 0:666850d06c9f 24
jhon309 0:666850d06c9f 25 /* Set the given pin as GPIO
jhon309 0:666850d06c9f 26 * @param pin The pin to be set as GPIO
jhon309 0:666850d06c9f 27 * @return The GPIO port mask for this pin
jhon309 0:666850d06c9f 28 **/
jhon309 0:666850d06c9f 29 uint32_t gpio_set(PinName pin);
jhon309 0:666850d06c9f 30
jhon309 0:666850d06c9f 31 /* Checks if gpio object is connected (pin was not initialized with NC)
jhon309 0:666850d06c9f 32 * @param pin The pin to be set as GPIO
jhon309 0:666850d06c9f 33 * @return 0 if port is initialized with NC
jhon309 0:666850d06c9f 34 **/
jhon309 0:666850d06c9f 35 int gpio_is_connected(const gpio_t *obj);
jhon309 0:666850d06c9f 36
jhon309 0:666850d06c9f 37 /* GPIO object */
jhon309 0:666850d06c9f 38 void gpio_init(gpio_t *obj, PinName pin);
jhon309 0:666850d06c9f 39
jhon309 0:666850d06c9f 40 void gpio_mode (gpio_t *obj, PinMode mode);
jhon309 0:666850d06c9f 41 void gpio_dir (gpio_t *obj, PinDirection direction);
jhon309 0:666850d06c9f 42
jhon309 0:666850d06c9f 43 void gpio_write(gpio_t *obj, int value);
jhon309 0:666850d06c9f 44 int gpio_read (gpio_t *obj);
jhon309 0:666850d06c9f 45
jhon309 0:666850d06c9f 46 // the following set of functions are generic and are implemented in the common gpio.c file
jhon309 0:666850d06c9f 47 void gpio_init_in(gpio_t* gpio, PinName pin);
jhon309 0:666850d06c9f 48 void gpio_init_in_ex(gpio_t* gpio, PinName pin, PinMode mode);
jhon309 0:666850d06c9f 49 void gpio_init_out(gpio_t* gpio, PinName pin);
jhon309 0:666850d06c9f 50 void gpio_init_out_ex(gpio_t* gpio, PinName pin, int value);
jhon309 0:666850d06c9f 51 void gpio_init_inout(gpio_t* gpio, PinName pin, PinDirection direction, PinMode mode, int value);
jhon309 0:666850d06c9f 52
jhon309 0:666850d06c9f 53 #ifdef __cplusplus
jhon309 0:666850d06c9f 54 }
jhon309 0:666850d06c9f 55 #endif
jhon309 0:666850d06c9f 56
jhon309 0:666850d06c9f 57 #endif