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https://github.com/ghsecuritylab/ameba_ws2812b.git
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51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/* mbed Microcontroller Library
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* Copyright (c) 2006-2013 ARM Limited
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef MBED_GPIO_API_H
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#define MBED_GPIO_API_H
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#include "device.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Set the given pin as GPIO
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* @param pin The pin to be set as GPIO
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* @return The GPIO port mask for this pin
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**/
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uint32_t gpio_set(PinName pin);
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/* GPIO object */
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void gpio_init(gpio_t *obj, PinName pin);
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void gpio_mode (gpio_t *obj, PinMode mode);
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void gpio_dir (gpio_t *obj, PinDirection direction);
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void gpio_write(gpio_t *obj, int value);
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int gpio_read (gpio_t *obj);
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// the following set of functions are generic and are implemented in the common gpio.c file
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void gpio_init_in(gpio_t* gpio, PinName pin);
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void gpio_init_in_ex(gpio_t* gpio, PinName pin, PinMode mode);
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void gpio_init_out(gpio_t* gpio, PinName pin);
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void gpio_init_out_ex(gpio_t* gpio, PinName pin, int value);
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void gpio_init_inout(gpio_t* gpio, PinName pin, PinDirection direction, PinMode mode, int value);
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#ifdef __cplusplus
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}
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#endif
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#endif
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