mbed library sources. Supersedes mbed-src.
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Diff: targets/hal/TARGET_Atmel/TARGET_SAM_CortexM4/gpio_object.h
- Revision:
- 107:414e9c822e99
diff -r c405d2eb506d -r 414e9c822e99 targets/hal/TARGET_Atmel/TARGET_SAM_CortexM4/gpio_object.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/hal/TARGET_Atmel/TARGET_SAM_CortexM4/gpio_object.h Tue Apr 05 18:15:12 2016 +0100 @@ -0,0 +1,56 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2015 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#ifndef MBED_GPIO_OBJECT_H +#define MBED_GPIO_OBJECT_H + +#include "mbed_assert.h" +#include "ioport.h" + +#ifdef __cplusplus +extern "C" { +#endif + +typedef struct { + PinName pin; + uint8_t mode; + uint8_t direction; +} gpio_t; + +static inline void gpio_write(gpio_t *obj, int value) +{ + MBED_ASSERT(obj->pin != (PinName)NC); + if (value) + ioport_set_pin_level(obj->pin, IOPORT_PIN_LEVEL_HIGH); + else + ioport_set_pin_level(obj->pin, IOPORT_PIN_LEVEL_LOW); +} + +static inline int gpio_read(gpio_t *obj) +{ + MBED_ASSERT(obj->pin != (PinName)NC); + return (ioport_get_pin_level(obj->pin) ? 1 : 0); +} + +static inline int gpio_is_connected(const gpio_t *obj) +{ + return obj->pin != (PinName)NC; +} + +#ifdef __cplusplus +} +#endif + +#endif