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https://bitbucket.org/librepilot/librepilot.git
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845a4ff817
git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@16 ebee16cc-31ac-478f-84a7-5cbb03baadba
100 lines
2.6 KiB
C
100 lines
2.6 KiB
C
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/**
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* Project: OpenPilot
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*
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* @author The OpenPilot Team, http://www.openpilot.org, Copyright (C) 2009.
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*
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* @file pios_led.c
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* LED functions, init, toggle, on & off
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*
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* @see The GNU Public License (GPL)
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*/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* Project Includes */
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#include "pios.h"
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/* Private Function Prototypes */
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/* Local Variables */
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GPIO_TypeDef* LED_GPIO_PORT[NUM_LED] = {LED1_GPIO_PORT, LED2_GPIO_PORT};
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const uint16_t LED_GPIO_PIN[NUM_LED] = {LED1_GPIO_PIN, LED2_GPIO_PIN};
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const uint32_t LED_GPIO_CLK[NUM_LED] = {LED1_GPIO_CLK, LED2_GPIO_CLK};
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/**
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* Function Name : LED_INIT
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* Description : Initialises all the LED's
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* Input : None
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* Output : None
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* Return : None
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*/
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void LED_INIT(void)
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{
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GPIO_InitTypeDef GPIO_InitStructure;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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for(int LEDNum = 0; LEDNum < NUM_LED; LEDNum++) {
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RCC_APB2PeriphClockCmd(LED_GPIO_CLK[LEDNum], ENABLE);
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GPIO_InitStructure.GPIO_Pin = LED_GPIO_PIN[LEDNum];
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GPIO_Init(LED_GPIO_PORT[LEDNum], &GPIO_InitStructure);
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}
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}
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/**
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* Function Name : LED_ON
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* Description : Turn on LED
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* Input : LED Number
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* Output : None
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* Return : None
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*/
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void LED_ON(LedTypeDef LEDNum)
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{
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LED_GPIO_PORT[LEDNum]->BSRR = LED_GPIO_PIN[LEDNum];
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}
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/**
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* Function Name : LED_OFF
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* Description : Turn off LED
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* Input : LED Number
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* Output : None
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* Return : None
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*/
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void LED_OFF(LedTypeDef LEDNum)
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{
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LED_GPIO_PORT[LEDNum]->BRR = LED_GPIO_PIN[LEDNum];
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}
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/**
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* Function Name : LED_TOGGLE
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* Description : Turn on/off LED
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* Input : LED Number
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* Output : None
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* Return : None
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*/
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void LED_TOGGLE(LedTypeDef LEDNum)
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{
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LED_GPIO_PORT[LEDNum]->ODR ^= LED_GPIO_PIN[LEDNum];
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}
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