// 配置IO唤醒和定时唤醒void fun_Sleep_Set(void){/* enable the AF clock */rcu_periph_clock_enable(RCU_AF);rcu_periph_clock_enable(RCU_PMU);rcu_periph_clock_enable(RCU_GPIOA);rcu_periph_clock_enable(RCU_GPIOB