[学习笔记] 【杰发科技AC7802x测评】linux下开发按键中断试验

#ifndef _GPIO_H__

#define _GPIO_H__



#include "ac780x_gpio.h"



#define LED1_PORT           (GPIOA)

#define LED1_PIN            (GPIO_PIN2)



#define LED2_PORT           (GPIOA)

#define LED2_PIN            (GPIO_PIN3)



/*LED1动作定义.*/

#define LED1_ON             do{GPIO_SetPinLevel(LED1_PORT, LED1_PIN, GPIO_LEVEL_HIGH);}while(0)

#define LED1_OFF            do{GPIO_SetPinLevel(LED1_PORT, LED1_PIN, GPIO_LEVEL_LOW);}while(0)

#define LED1_TOGGLE         do{if(GPIO_GetPinLevel(LED1_PORT, LED1_PIN)){LED1_OFF;}else{LED1_ON;}}while(0)



/*LED2动作定义.*/

#define LED2_ON             do{GPIO_SetPinLevel(LED2_PORT, LED2_PIN, GPIO_LEVEL_HIGH);}while(0)

#define LED2_OFF            do{GPIO_SetPinLevel(LED2_PORT, LED2_PIN, GPIO_LEVEL_LOW);}while(0)

#define LED2_TOGGLE         do{if(GPIO_GetPinLevel(LED2_PORT, LED2_PIN)){LED2_OFF;}else{LED2_ON;}}while(0)



#define KEY_PORT            (GPIOA)

#define KEY_PIN             (GPIO_PIN11)



#define NMI_PORT            (GPIOB)

#define NMI_PIN             (GPIO_PIN2)





void GPIO_LedInit(void);





void GPIO_KeyInit(void);



#endif

/* 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

 * the prior written permission of AutoChips inc. and/or its licensors, any

 * reproduction, modification, use or disclosure of AutoChips Software, and

 * information contained herein, in whole or in part, shall be strictly

 * prohibited.

 *

 * AutoChips Inc. (C) 2022. All rights reserved.

 *

 * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES

 * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("AUTOCHIPS SOFTWARE")

 * RECEIVED FROM AUTOCHIPS AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER

 * ON AN "AS-IS" BASIS ONLY. AUTOCHIPS EXPRESSLY DISCLAIMS ANY AND ALL

 * WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED

 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR

 * NONINFRINGEMENT. NEITHER DOES AUTOCHIPS PROVIDE ANY WARRANTY WHATSOEVER WITH

 * RESPECT TO THE SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY,

 * INCORPORATED IN, OR SUPPLIED WITH THE AUTOCHIPS SOFTWARE, AND RECEIVER AGREES

 * TO LOOK ONLY TO SUCH THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO.

 * RECEIVER EXPRESSLY ACKNOWLEDGES THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO

 * OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES CONTAINED IN AUTOCHIPS

 * SOFTWARE. AUTOCHIPS SHALL ALSO NOT BE RESPONSIBLE FOR ANY AUTOCHIPS SOFTWARE

 * RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR

 * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND AUTOCHIPS'S

 * ENTIRE AND CUMULATIVE LIABILITY WITH RESPECT TO THE AUTOCHIPS SOFTWARE

 * RELEASED HEREUNDER WILL BE, AT AUTOCHIPS'S OPTION, TO REVISE OR REPLACE THE

 * AUTOCHIPS SOFTWARE AT ISSUE, OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE

 * CHARGE PAID BY RECEIVER TO AUTOCHIPS FOR SUCH AUTOCHIPS SOFTWARE AT ISSUE.

 */



/******************************************************************************

 * @version: V1.0.0  demo

 ******************************************************************************/



/*!

 * [url=home.php?mod=space&uid=288409]@file[/url] gpio.c

 *

 * [url=home.php?mod=space&uid=247401]@brief[/url] This file contains the user gpio function..

 *

 */



/* ===========================================  Includes  =========================================== */

#include "gpio.h"

#include "stdbool.h"



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

#define GET_KEY1_STS()      (bool)(GPIO_GetPinLevel(KEY_PORT, KEY_PIN))

#define GET_NMI_STS()       (bool)(GPIO_GetPinLevel(NMI_PORT, NMI_PIN))



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



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



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



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



/*!

 * @brief   EXTI_Key_Callback(void *device, uint32_t wpara, uint32_t lpara)

 *

 * @param   device:

 * @param   wpara:

 * @param   lpara: 0

 *

 * [url=home.php?mod=space&uid=266161]@return[/url]  none

 */

void EXTI_Key_Callback(void *device, uint32_t wpara, uint32_t lpara)

{

    if (GET_KEY1_STS() == false)  /*判断是否为KEY1唤醒*/

    {

        LED1_ON;

        LED2_ON;

    }

    else

    {

        /*None*/

    }

}

/*!

 * [url=home.php?mod=space&uid=555622]@prototype[/url] SPM_Callback(void *device, uint32_t wpara, uint32_t lpara)

 *

 * @param   device:

 * @param   wpara:

 * @param   lpara: 0

 *

 * @return   void

 *

*/

void SPM_Callback(void *device, uint32_t wpara, uint32_t lpara)

{



}

/*!

 * @brief   GPIO_LedInit(void)

 *

 * @param   none

 *

 * @return  none

 */

void GPIO_LedInit(void)

{

    /*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(LED1_PORT, LED1_PIN, GPIO_FUN0);/*! 功能复用选择.*/

    GPIO_SetFunc(LED2_PORT, LED2_PIN, GPIO_FUN0);



    /*! 设置LED引脚为GPIO输出.*/

    GPIO_SetDir(LED1_PORT, LED1_PIN, GPIO_OUT);

    GPIO_SetDir(LED2_PORT, LED2_PIN, GPIO_OUT);



    LED1_ON;

    LED2_ON;

}



/*!

 * @brief   GPIO_KeyInit(void)

 *

 * @param   none

 *

 * @return  none

 */

void GPIO_KeyInit(void)

{

    /*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(KEY_PORT, KEY_PIN, GPIO_FUN0); /*功能复用选择.*/



    /*设置按键引脚为输入,检测按键动作.*/

    GPIO_SetDir(KEY_PORT, KEY_PIN, GPIO_IN);    /*设置为输入模式.*/



    /*使能KEY1的外部中断,设置为下降沿产生中断,当按下按键时产生中断.*/

    GPIO_EnableExtInterrupt(KEY_PORT, KEY_PIN, EXTI_TRIGGER_FALLING);



    /*设置外部中断,中断回调函数.*/

    GPIO_SetCallback(KEY_PIN, EXTI_Key_Callback);



    SPM_EnableModuleWakeup(SPM_MODULE_GPIO, ENABLE);

    /*设置中断回调函数*/   /*注意，GPIO唤醒，只会进GPIO口中断，不会进SPM中断，部分外设会进SPM中断*/

    /*SPM_SetCallback(SPM_Callback);*/

}



/*!

 * @prototype GPIO_MCUGotoSleep(void)

 *

 * @param[in] void

 *

 * @return   void

 *

*/

void GPIO_MCUGotoSleep(void)

{

    mdelay(2000);

    /*休眠前关闭LED1/LED2.*/

    LED1_OFF;

    LED2_OFF;

    /*进入STOP模式.*/

    SysStop();

}





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

lugl@lugl-virtual-machine:~/ac7802/AC7802_GPIO$ pyocd load ./build/AC7802_GPIO.elf --target ac78022mbqa

0000345 I Loading /home/lugl/ac7802/AC7802_GPIO/build/AC7802_GPIO.elf [load_cmd]

[==================================================] 100%

0000782 I Erased 0 bytes (0 sectors), programmed 0 bytes (0 pages), skipped 4608 bytes (9 pages) at 10.31 kB/s [loader]