mbed library sources. Supersedes mbed-src.
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targets/hal/TARGET_Atmel/TARGET_SAM_CortexM4/gpio_object.h@148:4802eb17e82b, 2016-10-17 (annotated)
- Committer:
- rodriguise
- Date:
- Mon Oct 17 18:47:01 2016 +0000
- Revision:
- 148:4802eb17e82b
- Parent:
- 107:414e9c822e99
backup
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 107:414e9c822e99 | 1 | /* mbed Microcontroller Library |
mbed_official | 107:414e9c822e99 | 2 | * Copyright (c) 2006-2015 ARM Limited |
mbed_official | 107:414e9c822e99 | 3 | * |
mbed_official | 107:414e9c822e99 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mbed_official | 107:414e9c822e99 | 5 | * you may not use this file except in compliance with the License. |
mbed_official | 107:414e9c822e99 | 6 | * You may obtain a copy of the License at |
mbed_official | 107:414e9c822e99 | 7 | * |
mbed_official | 107:414e9c822e99 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
mbed_official | 107:414e9c822e99 | 9 | * |
mbed_official | 107:414e9c822e99 | 10 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 107:414e9c822e99 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 107:414e9c822e99 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 107:414e9c822e99 | 13 | * See the License for the specific language governing permissions and |
mbed_official | 107:414e9c822e99 | 14 | * limitations under the License. |
mbed_official | 107:414e9c822e99 | 15 | */ |
mbed_official | 107:414e9c822e99 | 16 | #ifndef MBED_GPIO_OBJECT_H |
mbed_official | 107:414e9c822e99 | 17 | #define MBED_GPIO_OBJECT_H |
mbed_official | 107:414e9c822e99 | 18 | |
mbed_official | 107:414e9c822e99 | 19 | #include "mbed_assert.h" |
mbed_official | 107:414e9c822e99 | 20 | #include "ioport.h" |
mbed_official | 107:414e9c822e99 | 21 | |
mbed_official | 107:414e9c822e99 | 22 | #ifdef __cplusplus |
mbed_official | 107:414e9c822e99 | 23 | extern "C" { |
mbed_official | 107:414e9c822e99 | 24 | #endif |
mbed_official | 107:414e9c822e99 | 25 | |
mbed_official | 107:414e9c822e99 | 26 | typedef struct { |
mbed_official | 107:414e9c822e99 | 27 | PinName pin; |
mbed_official | 107:414e9c822e99 | 28 | uint8_t mode; |
mbed_official | 107:414e9c822e99 | 29 | uint8_t direction; |
mbed_official | 107:414e9c822e99 | 30 | } gpio_t; |
mbed_official | 107:414e9c822e99 | 31 | |
mbed_official | 107:414e9c822e99 | 32 | static inline void gpio_write(gpio_t *obj, int value) |
mbed_official | 107:414e9c822e99 | 33 | { |
mbed_official | 107:414e9c822e99 | 34 | MBED_ASSERT(obj->pin != (PinName)NC); |
mbed_official | 107:414e9c822e99 | 35 | if (value) |
mbed_official | 107:414e9c822e99 | 36 | ioport_set_pin_level(obj->pin, IOPORT_PIN_LEVEL_HIGH); |
mbed_official | 107:414e9c822e99 | 37 | else |
mbed_official | 107:414e9c822e99 | 38 | ioport_set_pin_level(obj->pin, IOPORT_PIN_LEVEL_LOW); |
mbed_official | 107:414e9c822e99 | 39 | } |
mbed_official | 107:414e9c822e99 | 40 | |
mbed_official | 107:414e9c822e99 | 41 | static inline int gpio_read(gpio_t *obj) |
mbed_official | 107:414e9c822e99 | 42 | { |
mbed_official | 107:414e9c822e99 | 43 | MBED_ASSERT(obj->pin != (PinName)NC); |
mbed_official | 107:414e9c822e99 | 44 | return (ioport_get_pin_level(obj->pin) ? 1 : 0); |
mbed_official | 107:414e9c822e99 | 45 | } |
mbed_official | 107:414e9c822e99 | 46 | |
mbed_official | 107:414e9c822e99 | 47 | static inline int gpio_is_connected(const gpio_t *obj) |
mbed_official | 107:414e9c822e99 | 48 | { |
mbed_official | 107:414e9c822e99 | 49 | return obj->pin != (PinName)NC; |
mbed_official | 107:414e9c822e99 | 50 | } |
mbed_official | 107:414e9c822e99 | 51 | |
mbed_official | 107:414e9c822e99 | 52 | #ifdef __cplusplus |
mbed_official | 107:414e9c822e99 | 53 | } |
mbed_official | 107:414e9c822e99 | 54 | #endif |
mbed_official | 107:414e9c822e99 | 55 | |
mbed_official | 107:414e9c822e99 | 56 | #endif |