apps/examples/mlx90614: Add mlx90614 test example
This commit is contained in:
Alan Carvalho de Assis
Gregory Nutt
parent
a579bab48a
commit
3a4faf944a
11
examples/mlx90614/.gitignore
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examples/mlx90614/.gitignore
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/Make.dep
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/.depend
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/.built
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/*.asm
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/*.obj
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/*.rel
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/*.lst
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/*.sym
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/*.adb
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/*.lib
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/*.src
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23
examples/mlx90614/Kconfig
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23
examples/mlx90614/Kconfig
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#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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config EXAMPLES_MLX90614
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tristate "MLX90614 Test Example"
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default n
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select LIBC_FLOATINGPOINT
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---help---
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Enable the MLX90614 example
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if EXAMPLES_MLX90614
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config EXAMPLES_MLX90614_PROGNAME
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string "Program name"
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default "MLX90614 Test Example"
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depends on BUILD_LOADABLE
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---help---
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This is the name of the program that will be use when the NSH ELF
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program is installed.
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endif
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39
examples/mlx90614/Make.defs
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39
examples/mlx90614/Make.defs
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############################################################################
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# apps/examples/mlx90614/Make.defs
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# Adds selected applications to apps/ build
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#
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# Copyright (C) 2018 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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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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ifneq ($(CONFIG_EXAMPLES_MLX90614),)
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CONFIGURED_APPS += examples/mlx90614
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endif
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55
examples/mlx90614/Makefile
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examples/mlx90614/Makefile
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############################################################################
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# apps/examples/mlx90614/Makefile
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#
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# Copyright (C) 2018 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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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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-include $(TOPDIR)/Make.defs
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# MLX90614 built-in application info
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APPNAME = mlx90614
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PRIORITY = SCHED_PRIORITY_DEFAULT
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STACKSIZE = 2048
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# MLX90614 Test
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ASRCS =
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CSRCS =
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MAINSRC = mlx90614_main.c
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CONFIG_EXAMPLES_MLX90614_PROGNAME ?= mlx90614$(EXEEXT)
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PROGNAME = $(CONFIG_EXAMPLES_MLX90614_PROGNAME)
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MODULE = CONFIG_EXAMPLES_MLX90614
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include $(APPDIR)/Application.mk
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132
examples/mlx90614/mlx90614_main.c
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132
examples/mlx90614/mlx90614_main.c
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/****************************************************************************
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* examples/mlx90614/mlx90614_main.c
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*
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* Copyright (C) 2017 Gregory Nutt. All rights reserved.
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* Copyright (c) 2015-2017 Pololu Corporation.
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* Author: Alan Carvalho de Assis <acassis@gmail.com>
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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 <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <stdio.h>
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#include <nuttx/sensors/ioctl.h>
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#include <nuttx/sensors/mlx90614.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define CONFIG_EXAMPLES_MLX90614_DEVNAME "/dev/therm0"
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/* If MLX90614 has two internal thermopile change it to 1 */
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#define MLX90614_DUALTHERMOPILE 0
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/****************************************************************************
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* Private Data
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****************************************************************************/
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#define MILISEC_DELAY 1000
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* mlx90614_main
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****************************************************************************/
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#ifdef BUILD_MODULE
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int main(int argc, FAR char *argv[])
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#else
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int mlx90614_main(int argc, char *argv[])
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#endif
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{
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FAR struct mlx90614_temp_s temp;
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float ta;
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float tobj1;
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#if MLX90614_DUALTHERMOPILE
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float tobj2;
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#endif
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int fd;
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int ret;
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fd = open(CONFIG_EXAMPLES_MLX90614_DEVNAME, O_RDWR);
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if (fd < 0)
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{
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fprintf(stderr, "ERROR: Failed to open %s: %d\n",
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CONFIG_EXAMPLES_MLX90614_DEVNAME, errno);
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return -1;
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}
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for (; ; )
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{
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/* Read new temperature from sensor */
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ret = read(fd, &temp, sizeof(struct mlx90614_temp_s));
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if (ret < 0)
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{
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fprintf(stderr, "Failed to read MLX90614, ERROR: %d\n", errno);
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}
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ta = (temp.ta * 0.02) - 273.15;
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tobj1 = (temp.tobj1 * 0.02) - 273.15;
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#if MLX90614_DUALTHERMOPILE
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tobj2 = (temp.tobj2 * 0.02) - 273.15;
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#endif
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printf("Ambient Temperature = %.2f ", ta);
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printf("| Object 1 Temperature = %.2f ", tobj1);
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#if MLX90614_DUALTHERMOPILE
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printf("| Object 2 Temperature = %.2f", tobj2);
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#endif
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printf("\n");
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usleep(MILISEC_DELAY * 1000);
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}
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close(fd);
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return 0;
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}
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