nes-proj/platform/srf06-cc26xx/launchpad/leds-arch.c
2016-01-28 11:23:20 +00:00

82 lines
2.9 KiB
C

/*
* Copyright (c) 2015, Texas Instruments Incorporated - http://www.ti.com/
* 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 of the copyright holder 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 HOLDER 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.
*/
/*---------------------------------------------------------------------------*/
/**
* \addtogroup launchpad-peripherals
* @{
*
* \file
* Driver for LaunchPad LEDs
*/
/*---------------------------------------------------------------------------*/
#include "contiki.h"
#include "dev/leds.h"
#include "ti-lib.h"
/*---------------------------------------------------------------------------*/
static unsigned char c;
static int inited = 0;
/*---------------------------------------------------------------------------*/
void
leds_arch_init(void)
{
if(inited) {
return;
}
inited = 1;
ti_lib_rom_ioc_pin_type_gpio_output(BOARD_IOID_LED_1);
ti_lib_rom_ioc_pin_type_gpio_output(BOARD_IOID_LED_2);
ti_lib_gpio_pin_write(BOARD_LED_ALL, 0);
}
/*---------------------------------------------------------------------------*/
unsigned char
leds_arch_get(void)
{
return c;
}
/*---------------------------------------------------------------------------*/
void
leds_arch_set(unsigned char leds)
{
c = leds;
ti_lib_gpio_pin_write(BOARD_LED_ALL, 0);
if((leds & LEDS_RED) == LEDS_RED) {
ti_lib_gpio_pin_write(BOARD_LED_1, 1);
}
if((leds & LEDS_YELLOW) == LEDS_YELLOW) {
ti_lib_gpio_pin_write(BOARD_LED_2, 1);
}
}
/*---------------------------------------------------------------------------*/
/** @} */