通过设置PVDE位来使能PVD。电源控制/状态寄存器(PWR_CSR)中的PVDO标志用来表明VDD是高于还是低于PVD的...
通过设置PVDE位来使能PVD。 电源控制/状态寄存器(PWR_CSR)中的PVDO标志用来表明VDD是高于还是低于PVD的电压阀值。该事件在内部连接到外部中断的第16线,如果该中断在外部中断寄存器中是使能的,该事件就会产生中断。当VDD下降到PVD阀值以下和(或)当VDD上升到PVD阀值之上时,根据外部中断第16线的上升/下降边沿触发设置,...
电源控制/状态寄存器(PWR_CSR)中的PVDO标志用来表明VDD是高于还是低于PVD的电压阀值。该事件在内部连接到外部中断的第16线,如果该中断在外部中断寄存器中是使能的,该事件就会产生中断。当VDD下降到PVD阀值以下和(或)当VDD上升到PVD阀值之上时,根据外部中断第16线的上升/下降边沿触发设置,就会产生PVD中断。例如,这一...
SBF #define PWR_FLAG_PVDO PWR_CSR_PVDO/** * @} */ /** * @} */ /* Exported ---*/ /** @defgroup PWR_ExportedMacros PWR Exported Macros* @{ */ /** @brief Check PWR flag setor .* @ _FLAG_: specifies the flag to check. * This parameter ca...
PWR_FLAG 描述/PWR->CSR #define Val 备注 PWR_FLAG_WU 唤醒标志位 0x00000001 bit0 PWR_FLAG_SB 待命(Standby)标志位 0x00000002 bit1 PWR_FLAG_PVDO PVD输出(1) 0x00000004 bit2 1. 该标志位为只读,不能被清除 例: /* Test if the StandBy flag is set or not */ ...
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