使用STM32F103C8T6微控制器通过串口控制ULN2003步进电机驱动器的功能 通过发送特定的指令，可以控制电机的旋转方向

T746C 000:043.349 SEGGER J-Link V7.88c Log File T746C 000:043.497 DLL Compiled: May 16 2023 15:38:29 T746C 000:043.504 Logging started @ 2023-05-19 04:36 T746C 000:043.510 - 43.513ms T746C 000:043.524 JLINK_SetWarnOutHandler(...) T746C 000:043.532 - 0.011ms T746C 000:043.540 JLINK_OpenEx(...) T746C 000:044.774 Firmware: J-Link ARM V8 compiled Jan 31 2018 18:34:52 T746C 000:045.161 Firmware: J-Link ARM V8 compiled Jan 31 2018 18:34:52 T746C 000:047.515 Hardware: V8.00 T746C 000:047.530 S/N: 20080643 T746C 000:047.540 OEM: SEGGER T746C 000:047.549 Feature(s): RDI,FlashDL,FlashBP,JFlash,GDBFull T746C 000:048.416 TELNET listener socket opened on port 19021 T746C 000:048.505 WEBSRV WEBSRV_Init(): Starting webserver thread(s) T746C 000:048.641 WEBSRV Webserver running on local port 19080 T746C 000:066.480 - 22.955ms returns "O.K." T746C 000:066.525 JLINK_GetEmuCaps() T746C 000:066.532 - 0.009ms returns 0xB9FF7BBF T746C 000:066.543 JLINK_TIF_GetAvailable(...) T746C 000:066.737 - 0.199ms T746C 000:066.751 JLINK_SetErrorOutHandler(...) T746C 000:066.757 - 0.008ms T746C 000:066.788 JLINK_ExecCommand("ProjectFile = "F:\2.STM32F103C8T6_ULN2003\PROJECT\JLinkSettings.ini"", ...). T746C 000:078.350 Ref file found at: D:\Keil_v5\ARM\Segger\JLinkDevices.ref T746C 000:078.443 REF file references invalid XML file: C:\Program Files\SEGGER\JLink\JLinkDevices.xml T746C 000:078.529 - 11.746ms returns 0x00 T746C 000:080.921 JLINK_ExecCommand("Device = STM32F103C8", ...). T746C 000:083.602 Device "STM32F103C8" selected. T746C 000:084.062 - 3.134ms returns 0x00 T746C 000:084.076 JLINK_ExecCommand("DisableConnectionTimeout", ...). T746C 000:084.095 - 0.013ms returns 0x01 T746C 000:084.103 JLINK_GetHardwareVersion() T746C 000:084.109 - 0.008ms returns 80000 T746C 000:084.116 JLINK_GetDLLVersion() T746C 000:084.121 - 0.008ms returns 78803 T746C 000:084.128 JLINK_GetOEMString(...) T746C 000:084.140 JLINK_GetFirmwareString(...) T746C 000:084.146 - 0.008ms T746C 000:095.272 JLINK_GetDLLVersion() T746C 000:095.292 - 0.023ms returns 78803 T746C 000:095.301 JLINK_GetCompileDateTime() T746C 000:095.306 - 0.008ms T746C 000:109.153 JLINK_GetFirmwareString(...) T746C 000:109.174 - 0.023ms T746C 000:113.668 JLINK_GetHardwareVersion() T746C 000:113.681 - 0.016ms returns 80000 T746C 000:119.030 JLINK_GetSN() T746C 000:119.040 - 0.013ms returns 20080643 T746C 000:125.868 JLINK_GetOEMString(...) T746C 000:134.982 JLINK_TIF_Select(JLINKARM_TIF_SWD) T746C 000:135.560 - 0.586ms returns 0x00 T746C 000:135.576 JLINK_HasError() T746C 000:135.596 JLINK_SetSpeed(33000) T746C 000:135.677 - 0.088ms T746C 000:135.692 JLINK_GetId() T746C 000:139.720 InitTarget() start T746C 000:139.741 J-Link Script File: Executing InitTarget() T746C 000:148.161 SWD selected. Executing JTAG -> SWD switching sequence. T746C 000:156.175 DAP initialized successfully. T746C 000:172.709 InitTarget() end - Took 26.7ms T746C 000:176.839 Found SW-DP with ID 0x1BA01477 T746C 000:180.918 Old FW that does not support reading DPIDR via DAP jobs T746C 000:187.175 DPv0 detected T746C 000:191.723 CoreSight SoC-400 or earlier T746C 000:194.203 Scanning AP map to find all available APs T746C 000:200.589 AP[1]: Stopped AP scan as end of AP map has been reached T746C 000:203.563 AP[0]: AHB-AP (IDR: 0x14770011) T746C 000:205.832 Iterating through AP map to find AHB-AP to use T746C 000:213.434 AP[0]: Core found T746C 000:216.863 AP[0]: AHB-AP ROM base: 0xE00FF000 T746C 000:223.721 CPUID register: 0x411FC231. Implementer code: 0x41 (ARM) T746C 000:226.366 Found Cortex-M3 r1p1, Little endian. T746C 000:227.437 -- Max. mem block: 0x000020B0 T746C 000:227.981 CPU_ReadMem(4 bytes @ 0xE000EDF0) T746C 000:228.405 CPU_ReadMem(4 bytes @ 0xE0002000) T746C 000:232.780 FPUnit: 6 code (BP) slots and 2 literal slots T746C 000:232.810 CPU_ReadMem(4 bytes @ 0xE000EDFC) T746C 000:233.162 CPU_ReadMem(4 bytes @ 0xE0001000) T746C 000:233.529 CPU_WriteMem(4 bytes @ 0xE0001000) T746C 000:233.949 CPU_ReadMem(4 bytes @ 0xE000ED88) T746C 000:234.343 CPU_WriteMem(4 bytes @ 0xE000ED88) T746C 000:234.764 CPU_ReadMem(4 bytes @ 0xE000ED88) T746C 000:235.197 CPU_WriteMem(4 bytes @ 0xE000ED88) T746C 000:238.814 CoreSight components: T746C 000:242.632 ROMTbl[0] @ E00FF000 T746C 000:242.656 CPU_ReadMem(64 bytes @ 0xE00FF000) T746C 000:243.659 CPU_ReadMem(32 bytes @ 0xE000EFE0) T746C 000:248.315 [0][0]: E000E000 CID B105E00D PID 001BB000 SCS T746C 000:248.343 CPU_ReadMem(32 bytes @ 0xE0001FE0) T746C 000:254.333 [0][1]: E0001000 CID B105E00D PID 001BB002 DWT T746C 000:254.352 CPU_ReadMem(32 bytes @ 0xE0002FE0) T746C 000:259.281 [0][2]: E0002000 CID B105E00D PID 000BB003 FPB T746C 000:259.311 CPU_ReadMem(32 bytes @ 0xE0000FE0) T746C 000:263.432 [0][3]: E0000000 CID B105E00D PID 001BB001 ITM T746C 000:263.453 CPU_ReadMem(32 bytes @ 0xE0040FE0) T746C 000:266.484 [0][4]: E0040000 CID B105900D PID 001BB923 TPIU-Lite T746C 000:267.065 - 131.380ms returns 0x1BA01477 T746C 000:267.084 JLINK_GetDLLVersion() T746C 000:267.089 - 0.008ms returns 78803 T746C 000:267.098 JLINK_CORE_GetFound() T746C 000:267.104 - 0.008ms returns 0x30000FF T746C 000:267.147 JLINK_GetDebugInfo(0x100 = JLINKARM_ROM_TABLE_ADDR_INDEX) T746C 000:267.157 Value=0xE00FF000 T746C 000:267.165 - 0.021ms returns 0 T746C 000:270.024 JLINK_GetDebugInfo(0x100 = JLINKARM_ROM_TABLE_ADDR_INDEX) T746C 000:270.036 Value=0xE00FF000 T746C 000:270.044 - 0.022ms returns 0 T746C 000:270.051 JLINK_GetDebugInfo(0x101 = JLINKARM_DEBUG_INFO_ETM_ADDR_INDEX) T746C 000:270.057 Value=0x00000000 T746C 000:270.064 - 0.015ms returns 0 T746C 000:270.072 JLINK_ReadMemEx(0xE0041FF0, 0x10 Bytes, Flags = 0x02000004) T746C 000:270.099 CPU_ReadMem(16 bytes @ 0xE0041FF0) T746C 000:270.579 Data: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 T746C 000:270.594 - 0.524ms returns 16 (0x10) T746C 000:270.603 JLINK_GetDebugInfo(0x102 = JLINKARM_DEBUG_INFO_MTB_ADDR_INDEX) T746C 000:270.610 Value=0x00000000 T746C 000:270.617 - 0.016ms returns 0 T746C 000:270.624 JLINK_GetDebugInfo(0x103 = JLINKARM_DEBUG_INFO_TPIU_ADDR_INDEX) T746C 000:270.630 Value=0xE0040000 T746C 000:270.637 - 0.015ms returns 0 T746C 000:270.644 JLINK_GetDebugInfo(0x104 = JLINKARM_DEBUG_INFO_ITM_ADDR_INDEX) T746C 000:270.650 Value=0xE0000000 T746C 000:270.657 - 0.015ms returns 0 T746C 000:270.664 JLINK_GetDebugInfo(0x105 = JLINKARM_DEBUG_INFO_DWT_ADDR_INDEX) T746C 000:270.669 Value=0xE0001000 T746C 000:270.677 - 0.015ms returns 0 T746C 000:270.684 JLINK_GetDebugInfo(0x106 = JLINKARM_DEBUG_INFO_FPB_ADDR_INDEX) T746C 000:270.689 Value=0xE0002000 T746C 000:270.697 - 0.015ms returns 0 T746C 000:270.704 JLINK_GetDebugInfo(0x107 = JLINKARM_DEBUG_INFO_NVIC_ADDR_INDEX) T746C 000:270.709 Value=0xE000E000 T746C 000:270.716 - 0.015ms returns 0 T746C 000:270.723 JLINK_GetDebugInfo(0x10C = JLINKARM_DEBUG_INFO_DBG_ADDR_INDEX) T746C 000:270.729 Value=0xE000EDF0 T746C 000:270.736 - 0.015ms returns 0 T746C 000:270.743 JLINK_GetDebugInfo(0x01 = Unknown) T746C 000:270.753 Value=0x00000000 T746C 000:270.761 - 0.020ms returns 0 T746C 000:270.768 JLINK_ReadMemU32(0xE000ED00, 0x1 Items) T746C 000:270.777 CPU_ReadMem(4 bytes @ 0xE000ED00) T746C 000:271.208 Data: 31 C2 1F 41 T746C 000:271.222 Debug reg: CPUID T746C 000:271.230 - 0.464ms returns 1 (0x1) T746C 000:271.239 JLINK_GetDebugInfo(0x10F = JLINKARM_DEBUG_INFO_HAS_CORTEX_M_SECURITY_EXT_INDEX) T746C 000:271.245 Value=0x00000000 T746C 000:271.253 - 0.016ms returns 0 T746C 000:271.261 JLINK_HasError() T746C 000:271.268 JLINK_SetResetType(JLINKARM_CM3_RESET_TYPE_NORMAL) T746C 000:271.274 - 0.008ms returns JLINKARM_CM3_RESET_TYPE_NORMAL T746C 000:271.282 JLINK_Reset() T746C 000:271.303 CPU is running T746C 000:271.313 CPU_WriteMem(4 bytes @ 0xE000EDF0) T746C 000:271.