From 17445b0fbb57708816a535b87611f439d6e63c31 Mon Sep 17 00:00:00 2001 From: Lorenz Meier Date: Wed, 17 Jul 2013 22:54:05 +0200 Subject: Added led support to FMUv2 --- src/drivers/boards/px4fmuv2/px4fmu2_led.c | 85 +++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 src/drivers/boards/px4fmuv2/px4fmu2_led.c (limited to 'src/drivers/boards/px4fmuv2/px4fmu2_led.c') diff --git a/src/drivers/boards/px4fmuv2/px4fmu2_led.c b/src/drivers/boards/px4fmuv2/px4fmu2_led.c new file mode 100644 index 000000000..bbf29521b --- /dev/null +++ b/src/drivers/boards/px4fmuv2/px4fmu2_led.c @@ -0,0 +1,85 @@ +/**************************************************************************** + * + * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * + * 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 PX4 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. + * + ****************************************************************************/ + +/** + * @file px4fmu2_led.c + * + * PX4FMU LED backend. + */ + +#include + +#include + +#include "stm32.h" +#include "px4fmu_internal.h" + +#include + +/* + * Ideally we'd be able to get these from up_internal.h, + * but since we want to be able to disable the NuttX use + * of leds for system indication at will and there is no + * separate switch, we need to build independent of the + * CONFIG_ARCH_LEDS configuration switch. + */ +__BEGIN_DECLS +extern void led_init(); +extern void led_on(int led); +extern void led_off(int led); +__END_DECLS + +__EXPORT void led_init() +{ + /* Configure LED1 GPIO for output */ + + stm32_configgpio(GPIO_LED1); +} + +__EXPORT void led_on(int led) +{ + if (led == 0) + { + /* Pull down to switch on */ + stm32_gpiowrite(GPIO_LED1, false); + } +} + +__EXPORT void led_off(int led) +{ + if (led == 0) + { + /* Pull up to switch off */ + stm32_gpiowrite(GPIO_LED1, true); + } +} -- cgit v1.2.3