源代码有误
应为
/* LIN Break段中断 */ if((FL_UART_IsEnabledIT_LINBreakField(UART0) == FL_ENABLE) && (FL_UART_IsActiveFlag_LINBreakFeildReceiveComplete(UART0) == FL_SET)) { /* 清除中断标志 */ FL_UART_ClearFlag_LINSyncBreakReceiveComplete(UART0); /* 用户代码 */ }