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/******************************************************************************
 * @version: V2.0.1  AC7840x  Demo
 ******************************************************************************/

/*!
 * @file gpio.c
 *
 * @brief This file contains the user gpio function..
 */

/* ===========================================  Includes  =========================================== */
#include  "gpio.h"

/* ============================================  Define  ============================================ */


/* ===========================================  Typedef  ============================================ */


/* ==========================================  Variables  =========================================== */


/* ====================================  Functions declaration  ===================================== */


/*!
* @brief  初始化LED引脚
*
* @param none
* @return none
*/
void GPIO_LedInit(void)
{
    /*初始化引脚功能，有部分引脚上电默认为非GPIO，必须选择其功能为GPIO才能作为GPIO使用*/
	  GPIO_DRV_SetMuxModeSel(LED1_PORT, LED1_PIN, PORT_MUX_AS_GPIO); /*功能复用选择*/
    GPIO_DRV_SetMuxModeSel(LED2_PORT, LED2_PIN, PORT_MUX_AS_GPIO);
    GPIO_DRV_SetMuxModeSel(LED3_PORT, LED3_PIN, PORT_MUX_AS_GPIO); /*功能复用选择*/
    GPIO_DRV_SetMuxModeSel(LED4_PORT, LED4_PIN, PORT_MUX_AS_GPIO);
	
	
	  GPIO_DRV_SetPinDirection(LED1_GPIO, LED1_PIN, 1); /*设置GPIO为输出*/
    GPIO_DRV_SetPinDirection(LED2_GPIO, LED2_PIN, 1);
    GPIO_DRV_SetPinDirection(LED3_GPIO, LED3_PIN, 1); /*设置GPIO为输出*/
    GPIO_DRV_SetPinDirection(LED4_GPIO, LED4_PIN, 1);


    /*上电默认LED关闭*/
		LED1_OFF;
		LED2_OFF;
		LED3_OFF;
		LED4_OFF;

}

/*!
* @brief  初始化按键引脚
*
* @param none
* @return none
*/
void GPIO_KeyInit(void)
{
    /*初始化引脚功能，有部分引脚上电默认为非GPIO，必须选择其功能为GPIO才能作为GPIO使用*/
    GPIO_DRV_SetMuxModeSel(KEY3_PORT, KEY3_PIN, PORT_MUX_AS_GPIO); /*功能复用选择*/
    //GPIO_DRV_SetMuxModeSel(KEY4_PORT, KEY4_PIN, PORT_MUX_AS_GPIO);

    GPIO_DRV_SetPinDirection(KEY3_GPIO, KEY3_PIN, 0); /*设置按键引脚为输入*/
    //GPIO_DRV_SetPinDirection(KEY4_GPIO, KEY4_PIN, 0);

    //GPIO_DRV_SetPullSel(KEY3_PORT, KEY3_PIN, PORT_INTERNAL_PULL_UP_ENABLED); /*使能按键引脚的上拉*/
    //GPIO_DRV_SetPullSel(KEY4_PORT, KEY4_PIN, PORT_INTERNAL_PULL_UP_ENABLED);
}

/*!
 * @brief GPIO配置
 *
 * @param none
 *
 * @return none
 */
void GPIO_Init(void)
{
    GPIO_LedInit();
    GPIO_KeyInit();
    //PORT_SetPinIntSel(KEY4_PORT, KEY4_PIN, PORT_INT_FALLING_EDGE);

    //GPIO_DRV_InstallCallback(KEY4_INSTANCE, KEY4_handler, 0);
    //NVIC_SetPriority(KEY4_IRQ, 3);
}

/* ======================================  Functions define  ======================================== */


/* =============================================  EOF  ============================================== */