0ad8e7c21a
Change-Id: Ic65886b9144e4c8b738f94ab228541ef4a34dea3 Signed-off-by: Anas Nashif <anas.nashif@intel.com>
52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
/*
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* Copyright (c) 2016 Open-RnD Sp. z o.o.
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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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#include <zephyr.h>
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#include <device.h>
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#include <gpio.h>
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/**
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* the demo assumes use of nucleo_f103rb board, adjust defines below
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* to fit your board
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*/
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/* we're going to use PB8 and PB5 */
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#define PORT "GPIOB"
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/* PB5 */
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#define LED1 5
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/* PB8 */
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#define LED2 8
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#define SLEEP_TIME 500
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void main(void)
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{
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int cnt = 0;
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struct device *gpiob;
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gpiob = device_get_binding(PORT);
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gpio_pin_configure(gpiob, LED1, GPIO_DIR_OUT);
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gpio_pin_configure(gpiob, LED2, GPIO_DIR_OUT);
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while (1) {
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gpio_pin_write(gpiob, LED1, cnt % 2);
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gpio_pin_write(gpiob, LED2, (cnt + 1) % 2);
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k_sleep(SLEEP_TIME);
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cnt++;
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}
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}
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