AirControlValve/Device/gpio.c

/* Copyright Statement:
 *
 * This software/firmware and related documentation ("AutoChips Software") are
 * protected under relevant copyright laws. The information contained herein is
 * confidential and proprietary to AutoChips Inc. and/or its licensors. Without
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 * reproduction,  modification,  use or disclosure of AutoChips Software,  and
 * information contained herein,  in whole or in part,  shall be strictly
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 * AutoChips Inc. (C) 2018. All rights reserved.
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 * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("AUTOCHIPS SOFTWARE")
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/*************<include>****************/
#include "gpio.h"

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/**
* @prototype GPIO_LedInit(void)
*
* @param[in] void
* @return	 void
*
* @brief  	 初始化引脚.
*/
void GPIO_PortInit(void)
{
	
		GPIO_SetFunc(GPIO_CLOSE_KEY, GPIO_FUN0);
		GPIO_SetFunc(GPIO_OPEN_KEY, GPIO_FUN0);
		GPIO_SetFunc(GPIO_COVER_KEY, GPIO_FUN0);
	
		GPIO_SetDir(GPIO_CLOSE_KEY, GPIO_IN);
		GPIO_SetDir(GPIO_OPEN_KEY, GPIO_IN);
		GPIO_SetDir(GPIO_COVER_KEY, GPIO_IN);
	
		GPIO_SetPullup(GPIO_CLOSE_KEY, ENABLE);
		GPIO_SetPullup(GPIO_OPEN_KEY, ENABLE);
		GPIO_SetPullup(GPIO_COVER_KEY, ENABLE);
	
	//set pin mux uart0
    GPIO_SetFunc(GPIOA, GPIO_PIN7, GPIO_FUN1);
    GPIO_SetFunc(GPIOA, GPIO_PIN8, GPIO_FUN1);
	
	
	/*初始化引脚功能,如果引脚上电后默认为GPIO,可省略掉初始化步骤.
	  有部分引脚上电默认为非GPIO,则必须选择其功能为GPIO才能作为GPIO使用.*/
		GPIO_SetFunc(RS485CTRL_PORT, RS485CTRL_PIN, GPIO_FUN0);
		GPIO_SetDir(RS485CTRL_PORT, RS485CTRL_PIN, GPIO_OUT);
	
		GPIO_SetFunc(GREENLED_PORT, GREENLED_PIN, GPIO_FUN0);
		GPIO_SetDir(GREENLED_PORT, GREENLED_PIN, GPIO_OUT);
		
		GPIO_SetFunc(REDLED_PORT, REDLED_PIN, GPIO_FUN0);
		GPIO_SetDir(REDLED_PORT, REDLED_PIN, GPIO_OUT);
	
	
}


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