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apps/examples/obd2: Add OBD2 example application

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This commit is contained in:
Alan Carvalho de Assis 2017-10-28 13:38:47 -06:00 committed by Gregory Nutt
parent a1f1f68b72
commit 8aa72a0ad4
7 changed files with 221 additions and 1 deletions
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5
examples/README.txt
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@ -1314,6 +1314,11 @@ examples/null
This is the do nothing application. It is only used for bringing
up new NuttX architectures in the most minimal of environments.
examples/obd2
^^^^^^^^^^^^^
A simple test of apps/canutils/libobd2.
examples/oneshot
^^^^^^^^^^^^^^^^

11
examples/obd2/.gitignore vendored Normal file
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@ -0,0 +1,11 @@
/Make.dep
/.depend
/.built
/*.asm
/*.obj
/*.rel
/*.lst
/*.sym
/*.adb
/*.lib
/*.src

15
examples/obd2/Kconfig Normal file
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@ -0,0 +1,15 @@
#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#
config EXAMPLES_OBD2
bool "OBD-II application example"
default n
select CANUTILS_LIBOBD2
---help---
Enable the OBD-II application example.
if EXAMPLES_OBD2
endif

39
examples/obd2/Make.defs Normal file
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@ -0,0 +1,39 @@
############################################################################
# apps/examples/obd2/Make.defs
# Adds selected applications to apps/ build
#
# Copyright (C) 2017 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name NuttX nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
ifeq ($(CONFIG_EXAMPLES_OBD2),y)
CONFIGURED_APPS += examples/obd2
endif

56
examples/obd2/Makefile Normal file
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@ -0,0 +1,56 @@
############################################################################
# apps/examples/obd2/Makefile
#
# Copyright (C) 2017 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name NuttX nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
-include $(TOPDIR)/Make.defs
# OBD2 application info
CONFIG_EXAMPLES_OBD2_PRIORITY ?= SCHED_PRIORITY_DEFAULT
CONFIG_EXAMPLES_OBD2_STACKSIZE ?= 2048
APPNAME = obd2
PRIORITY = $(CONFIG_EXAMPLES_OBD2_PRIORITY)
STACKSIZE = $(CONFIG_EXAMPLES_OBD2_STACKSIZE)
# OBD2 Example
ASRCS =
CSRCS =
MAINSRC = obd2_main.c
CONFIG_EXAMPLES_OBD2_PROGNAME ?= obd2$(EXEEXT)
PROGNAME = $(CONFIG_EXAMPLES_OBD2_PROGNAME)
include $(APPDIR)/Application.mk

94
examples/obd2/obd2_main.c Normal file
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@ -0,0 +1,94 @@
/****************************************************************************
* examples/obd2/obd2_main.c
*
* Copyright (C) 2017 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdio.h>
#include "canutils/obd.h"
#include "canutils/obd_pid.h"
#include "canutils/obd_frame.h"
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* obd2_main
****************************************************************************/
#ifdef CONFIG_BUILD_KERNEL
int main(int argc, FAR char *argv[])
#else
int obd2_main(int argc, char *argv[])
#endif
{
struct obd_dev_s *dev;
int ret;
dev = obd_init("/dev/can0", 0, 0);
if (!dev)
{
printf("Failed to initialize the OBD-II device!\n");
return -1;
}
/* Request the RPM */
ret = obd_send_request(dev, OBD_SHOW_DATA, OBD_PID_RPM);
if (ret < 0)
{
printf("Failed to request RPM!\n");
return -1;
}
/* Wait for response */
ret = obd_wait_response(dev, OBD_SHOW_DATA, OBD_PID_RPM, 100);
if (ret < 0)
{
printf("Failed to receive the response!\n");
return -1;
}
/* Decode the received PID */
printf("RPM = %s\n", obd_decode_pid(dev, OBD_PID_RPM));
return 0;
}

2
include/canutils/obd.h
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@ -34,7 +34,7 @@
****************************************************************************/
#ifndef __APPS_INCLUDE_CANUTILS_OBD_H
#define __APPS_INCLUDE_CANUTILS_OBD_H
#define __APPS_INCLUDE_CANUTILS_OBD_H 1
/****************************************************************************
* Included Files