104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
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/****************************************************************************
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* examples/lsm6dsl_reader/lsm6dsl_reader_main.c
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*
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* Copyright (C) 2020 Gregory Nutt. All rights reserved.
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* Author: Mateusz Szafoni <raiden00@railab.me>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/ioctl.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <errno.h>
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#include <unistd.h>
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#include <debug.h>
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#include <nuttx/sensors/lsm6dsl.h>
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* lsm6dsl_reader_main
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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FILE *sensor;
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struct lsm6dsl_sensor_data_s sensor_data;
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int ret;
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sensor = fopen("/dev/lsm6dsl0", "r");
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if (sensor == NULL)
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{
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printf("Unable to create file\n");
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return -ENOENT;
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}
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ret = ioctl(fileno(sensor), SNIOC_START, 0);
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if (ret < 0)
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{
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printf("IOCTL SNIOC_START failed %d\n", ret);
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}
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for (; ; )
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{
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ret = ioctl(fileno(sensor), SNIOC_LSM6DSLSENSORREAD,
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(unsigned long)&sensor_data);
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if (ret < 0)
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{
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printf("IOCTL READ failed %d\n", ret);
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}
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printf("time:%d x:%d y:%d z:%d m_x:%d m_y:%d m_z:%d temp:%d\n",
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sensor_data.timestamp,
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sensor_data.x_data,
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sensor_data.y_data,
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sensor_data.z_data,
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sensor_data.g_x_data,
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sensor_data.g_y_data,
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sensor_data.g_z_data,
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sensor_data.temperature);
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sleep(2);
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}
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fclose(sensor);
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return EXIT_SUCCESS;
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}
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