stm32 串口实验

代码说明：

本实验将实现如下功能：本实验串口1将不停的打印信息到电脑上，同时接收从串口发过来的数据，把发送过来的数据直接送回给电脑。 [BREAKPOINTS] ShowInfoWin = 1 EnableFlashBP = 2 BPDuringExecution = 0 [CFI] CFISize = 0x00 CFIAddr = 0x00 [CPU] OverrideMemMap = 0 AllowSimulation = 1 ScriptFile="" [FLASH] MinNumBytesFlashDL = 0 SkipProgOnCRCMatch = 1 VerifyDownload = 1 AllowCaching = 1 EnableFlashDL = 2 Override = 0 Device="UNSPECIFIED" [GENERAL] WorkRAMSize = 0x00 WorkRAMAddr = 0x00 [SWO] SWOLogFile="" [MEM] RdOverrideOrMask = 0x00 RdOverrideAndMask = 0xFFFFFFFF RdOverrideAddr = 0xFFFFFFFF WrOverrideOrMask = 0x00 WrOverrideAndMask = 0xFFFFFFFF WrOverrideAddr = 0xFFFFFFFF