/****************************************Copyright (c)****************************************************
**                            Guangzhou ZHIYUAN electronics Co.,LTD.
**
**                                 http://www.embedtools.com
**
**--------------File Info---------------------------------------------------------------------------------
** File name:           main.c
** Last modified Date:  2010-02-04
** Last Version:        V1.0
** Descriptions:        The main() function example template
**
**--------------------------------------------------------------------------------------------------------
** Created by:          Lanwuqiang
** Created date:        2010-02-05
** Version:             V1.0
** Descriptions:        添加用户应用程序
**
**--------------------------------------------------------------------------------------------------------
** Modified by:         ZhangNingbo
** Modified date:       2010-02-25
** Version:             V1.0
** Descriptions:        睡眠示例程序
**
**--------------------------------------------------------------------------------------------------------
** Modified by:        
** Modified date:      
** Version:            
** Descriptions:       
**
** Rechecked by:
*********************************************************************************************************/
#include "..\config.h"

/*********************************************************************************************************
  宏定义
*********************************************************************************************************/
#define    BEEP         (1ul << 7)                                      /*  蜂鸣器P2.7                  */
#define    BEEPOFF()     GPIO2DATA |= BEEP                              /*  蜂鸣器关                    */
#define    BEEPON()      GPIO2DATA &=~BEEP                              /*  蜂鸣器开                    */

#define    LED1         (1ul << 8)                                      /*  LED1   P2.8                 */
#define    LED1OFF()     GPIO2DATA |= LED1                              /*  LED1   关                   */
#define    LED1ON()      GPIO2DATA &=~LED1                              /*  LED1   开                   */

#define    IRC_OUT_PD   (0x1 << 0)
#define    IRC_PD       (0x1 << 1)
#define    FLASH_PD     (0x1 << 2)
#define    BOD_PD       (0x1 << 3)
#define    ADC_PD       (0x1 << 4)
#define    SYS_OSC_PD   (0x1 << 5)
#define    WDT_OSC_PD   (0x1 << 6)
#define    SYS_PLL_PD   (0x1 << 7)

/*********************************************************************************************************
** Function name:       myDelay
** Descriptions:        软件延时
** input parameters:    无
** output parameters:   无
** Returned value:      无
*********************************************************************************************************/
void myDelay (INT32U ulTime)
{
    INT32U i;

    i = 0;
    while (ulTime--) {
        for (i = 0; i < 5000; i++);
    }
}
/*********************************************************************************************************
** Function name:       WAKEUP_IRQHandler
** Descriptions:        唤醒中断服务函数
** input parameters:    无
** output parameters:   无
** Returned value:      无
*********************************************************************************************************/
void WAKEUP_IRQHandler (void)
{
    uint32 regVal;

    regVal = STARTSRP0;
    if (regVal != 0) {
        STARTRSRP0CLR = regVal;                                         /*  清除唤醒中断标志            */
    }
    regVal = STARTSRP1;
    if (regVal != 0) {
        STARTRSRP1CLR = regVal;                                         /*  清除唤醒中断标志            */
    }
     __NOP();

}
/*********************************************************************************************************
** Function name:       PMU_Init
** Descriptions:        唤醒配置
** input parameters:    无
** output parameters:   无
** Returned value:      无
*********************************************************************************************************/
void PMU_Init (void)
{
    INT32U err;

    PDRUNCFG &= ~(WDT_OSC_PD | SYS_OSC_PD | ADC_PD);

    err = zyIsrSet(WAKEUP_PIO0_6, (unsigned long)WAKEUP_IRQHandler, PRIO_TWO);
    if (err != ZY_OK) {
        while(1);
    }
    
    IOCON_PIO0_6 &= ~0x07;
    IOCON_PIO0_6 |= 0x20;
    GPIO0DIR     &= ~(1ul << 6);                                        /*  设置PIO0_6为GPIO输入        */

    STARTAPRP0    = (1ul << 6);                                         /*  设置PIO0_6为GPIO输入        */
    STARTRSRP0CLR = (1ul << 6);
    
    STARTERP0     = (1ul << 6);                                         /*  使能PIO0_6为唤醒源          */
}
/*********************************************************************************************************
** Function name:       main
** Descriptions:        当硬件硬件基于EasyCotex M3-1300时，需要短接JP8中的P2.7与BEEP，P2.8与LED1，用跳线将
**                      P0.6与KEY1相连。程序开始运行蜂鸣器响一声后进入睡眠模式，当KEY1按下时，CPU被唤醒，
**                      LED1不断闪烁。
**                      用户也可以根据自己的底板设计自行连接。
** input parameters:    无
** output parameters:   无
** Returned value:      无
*********************************************************************************************************/
int main (void)
{
    volatile INT32U regVal;

    targetInit();                                                       /*  初始化目标板，切勿删除      */
    pinInit();                                                          /*  引脚初始化                  */

    SYSAHBCLKCTRL |= (1ul << 6);                                        /*  使能GPIO模块时钟            */
    GPIO2DIR |= BEEP | LED1;                                            /*  设置BEEP引脚为输出          */
    BEEPON();
    myDelay(400);
    BEEPOFF();
    /* 
     * 睡眠模式
     */ 
    PMU_Init();
    regVal     = SYS_PLL_PD | WDT_OSC_PD | ADC_PD | BOD_PD;
    PDAWAKECFG = PDRUNCFG;
    PDSLEEPCFG = regVal;
    __WFI();                                                            /*  进入睡眠模式                */
    while (1) {
        LED1ON();
        myDelay(200);
        LED1OFF();
        myDelay(200);
    }  
}

/*********************************************************************************************************
  End Of File
*********************************************************************************************************/