MSP430大家用复位芯片吗？

2019-03-24 13:57发布

站内问答 / TI MCU
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为了保证MSP430的上电稳定复位，大家怎么做的呢？是否使用复位芯片呢？还是使用MSP430自带BOR、SVS等功能完成复位？希望请教下大家，如何完成简洁可靠的上电复位。 [ 本帖最后由 wstt 于 2012-7-18 15:47 编辑 ] 此帖出自小平头技术问答
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10条回答
sint27
1楼-- · 2019-03-26 04:17
 精彩回答 2  元偷偷看……
lyzhangxiang
2楼-- · 2019-03-26 09:31
/*****************************************************************************
* MACROS
*****************************************************************************/
#define ENABLE_SVSL()        st(PMMCTL0_H = 0xA5; SVSMLCTL |= SVSLE; PMMCTL0_H = 0x00;)
#define DISABLE_SVSL()       st(PMMCTL0_H = 0xA5; SVSMLCTL &= ~SVSLE; PMMCTL0_H = 0x00;)
#define ENABLE_SVML()        st(PMMCTL0_H = 0xA5; SVSMLCTL |= SVMLE; PMMCTL0_H = 0x00;)
#define DISABLE_SVML()       st(PMMCTL0_H = 0xA5; SVSMLCTL &= ~SVMLE; PMMCTL0_H = 0x00;)
#define ENABLE_SVSH()        st(PMMCTL0_H = 0xA5; SVSMHCTL |= SVSHE; PMMCTL0_H = 0x00;)
#define DISABLE_SVSH()       st(PMMCTL0_H = 0xA5; SVSMHCTL &= ~SVSHE; PMMCTL0_H = 0x00;)
#define ENABLE_SVMH()        st(PMMCTL0_H = 0xA5; SVSMHCTL |= SVMHE; PMMCTL0_H = 0x00;)
#define DISABLE_SVMH()       st(PMMCTL0_H = 0xA5; SVSMHCTL &= ~SVMHE; PMMCTL0_H = 0x00;)
#define ENABLE_SVSL_SVML()   st(PMMCTL0_H = 0xA5; SVSMLCTL |= (SVSLE + SVMLE); PMMCTL0_H = 0x00;)
#define DISABLE_SVSL_SVML()  st(PMMCTL0_H = 0xA5; SVSMLCTL &= ~(SVSLE + SVMLE); PMMCTL0_H = 0x00;)
#define ENABLE_SVSH_SVMH()   st(PMMCTL0_H = 0xA5; SVSMHCTL |= (SVSHE + SVMHE); PMMCTL0_H = 0x00;)
#define DISABLE_SVSH_SVMH()  st(PMMCTL0_H = 0xA5; SVSMHCTL &= ~(SVSHE + SVMHE); PMMCTL0_H = 0x00;)

#define ENABLE_SVSL_RESET()       st(PMMCTL0_H = 0xA5; PMMRIE |= SVSLPE; PMMCTL0_H = 0x00;)
#define DISABLE_SVSL_RESET()      st(PMMCTL0_H = 0xA5; PMMRIE &= ~SVSLPE; PMMCTL0_H = 0x00;)
#define ENABLE_SVML_INTERRUPT()   st(PMMCTL0_H = 0xA5; PMMRIE |= SVMLIE; PMMCTL0_H = 0x00;)
#define DISABLE_SVML_INTERRUPT()  st(PMMCTL0_H = 0xA5; PMMRIE &= ~SVMLIE; PMMCTL0_H = 0x00;)
#define ENABLE_SVSH_RESET()       st(PMMCTL0_H = 0xA5; PMMRIE |= SVSHPE; PMMCTL0_H = 0x00;)
#define DISABLE_SVSH_RESET()      st(PMMCTL0_H = 0xA5; PMMRIE &= ~SVSHPE; PMMCTL0_H = 0x00;)
#define ENABLE_SVMH_INTERRUPT()   st(PMMCTL0_H = 0xA5; PMMRIE |= SVMHIE; PMMCTL0_H = 0x00;)
#define DISABLE_SVMH_INTERRUPT()  st(PMMCTL0_H = 0xA5; PMMRIE &= ~SVMHIE; PMMCTL0_H = 0x00;)
#define CLEAR_PMM_IFGS()          st(PMMCTL0_H = 0xA5; PMMIFG = 0; PMMCTL0_H = 0x00;)
lyzhangxiang
3楼-- · 2019-03-26 14:20
应该是PMM模块的内容  带这个的430都可以吧
hansonhe
4楼-- · 2019-03-26 19:47
 精彩回答 2  元偷偷看……
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