3、errupts_Config(void)#define USB_LP_CAN1_RX0_IRQn 20NVIC_InitTypeDef NVIC_InitStructure; /【使能USB中断】NVIC_InitStructure.NVIC_IRQChannel = USB_LP_CAN1_RX0_IRQn; /【USB低优先级中断】NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0; NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;...