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rt-thread-official/bsp/swm320-lq100/Libraries/SWM320_StdPeriph_Driver/SWM320_wdt.c

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[bsp]add swm320-lq100 bsp
2018-12-24 17:17:27 +08:00
/******************************************************************************************************************************************
* <EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: SWM320_wdt.c
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: SWM320<EFBFBD><EFBFBD>Ƭ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>WDT<EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>֧<EFBFBD><EFBFBD>: http://www.synwit.com.cn/e/tool/gbook/?bid=1
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>:
* <EFBFBD>汾<EFBFBD><EFBFBD><EFBFBD><EFBFBD>: V1.1.0 2017<EFBFBD><EFBFBD>10<EFBFBD><EFBFBD>25<EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¼:
*
*
*******************************************************************************************************************************************
* @attention
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS WITH CODING INFORMATION
* REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. AS A RESULT, SYNWIT SHALL NOT BE HELD LIABLE
* FOR ANY DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE CONTENT
* OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING INFORMATION CONTAINED HEREIN IN CONN-
* -ECTION WITH THEIR PRODUCTS.
*
* COPYRIGHT 2012 Synwit Technology
*******************************************************************************************************************************************/
#include "SWM320.h"
#include "SWM320_wdt.h"
/******************************************************************************************************************************************
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: WDT_Init()
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: WDT<EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: WDT_TypeDef * WDTx ָ<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õĿ<EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Чֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>WDT
* uint32_t peroid ȡֵ0--4294967295<EFBFBD><EFBFBD><EFBFBD><EFBFBD>λΪ<EFBFBD><EFBFBD>Ƭ<EFBFBD><EFBFBD>ϵͳʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* uint32_t mode WDT_MODE_RESET <EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ WDT_MODE_INTERRUPT <EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>λʹ<EFBFBD><EFBFBD>ʱ<EFBFBD>жϲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ã<EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڽ<EFBFBD><EFBFBD><EFBFBD>ʱоƬֱ<EFBFBD>Ӹ<EFBFBD>λ<EFBFBD>ˣ<EFBFBD><EFBFBD>޷<EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD>ж<EFBFBD>
******************************************************************************************************************************************/
void WDT_Init(WDT_TypeDef *WDTx, uint32_t peroid, uint32_t mode)
{
SYS->CLKEN |= (0x01 << SYS_CLKEN_WDT_Pos);
WDT_Stop(WDTx); //<2F><><EFBFBD><EFBFBD>ǰ<EFBFBD>ȹر<C8B9>
WDTx->LOAD = peroid;
if (mode == WDT_MODE_RESET)
{
NVIC_DisableIRQ(WDT_IRQn);
WDTx->CR |= (1 << WDT_CR_RSTEN_Pos);
}
else //mode == WDT_MODE_INTERRUPT
{
NVIC_EnableIRQ(WDT_IRQn);
WDTx->CR &= ~(1 << WDT_CR_RSTEN_Pos);
}
}
/******************************************************************************************************************************************
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: WDT_Start()
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>WDT<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: WDT_TypeDef * WDTx ָ<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õĿ<EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Чֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>WDT
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
******************************************************************************************************************************************/
void WDT_Start(WDT_TypeDef *WDTx)
{
WDTx->CR |= (0x01 << WDT_CR_EN_Pos);
}
/******************************************************************************************************************************************
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: WDT_Stop()
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: <EFBFBD>ر<EFBFBD>ָ<EFBFBD><EFBFBD>WDT<EFBFBD><EFBFBD>ֹͣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: WDT_TypeDef * WDTx ָ<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õĿ<EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Чֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>WDT
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
******************************************************************************************************************************************/
void WDT_Stop(WDT_TypeDef *WDTx)
{
WDTx->CR &= ~(0x01 << WDT_CR_EN_Pos);
}
/******************************************************************************************************************************************
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: WDT_Feed()
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: ι<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>´<EFBFBD>װ<EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: WDT_TypeDef * WDTx ָ<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õĿ<EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Чֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>WDT
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
******************************************************************************************************************************************/
void WDT_Feed(WDT_TypeDef *WDTx)
{
WDTx->FEED = 0x55;
}
/******************************************************************************************************************************************
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: WDT_GetValue()
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>ȡָ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱֵ
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: WDT_TypeDef * WDTx ָ<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õĿ<EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Чֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>WDT
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: int32_t <EFBFBD><EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
******************************************************************************************************************************************/
int32_t WDT_GetValue(WDT_TypeDef *WDTx)
{
return WDTx->VALUE;
}
/******************************************************************************************************************************************
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: WDT_INTClr()
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: <EFBFBD>жϱ<EFBFBD>־<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: WDT_TypeDef * WDTx ָ<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õĿ<EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Чֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>WDT
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
******************************************************************************************************************************************/
void WDT_INTClr(WDT_TypeDef *WDTx)
{
WDTx->IF = 1;
}
/******************************************************************************************************************************************
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: WDT_INTStat()
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>: <EFBFBD>ж<EFBFBD>״̬<EFBFBD><EFBFBD>ѯ
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: WDT_TypeDef * WDTx ָ<EFBFBD><EFBFBD>Ҫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>õĿ<EFBFBD><EFBFBD>Ź<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Чֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>WDT
* <EFBFBD><EFBFBD> <EFBFBD><EFBFBD>: int32_t 1 <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0 δ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>: <EFBFBD><EFBFBD>
******************************************************************************************************************************************/
uint32_t WDT_INTStat(WDT_TypeDef *WDTx)
{
return WDTx->IF;
}