STM32F4串口DMA双缓冲模式DEMO

T0D54 010:681.974 SEGGER J-Link V7.60h Log File T0D54 010:682.168 DLL Compiled: Feb 9 2022 14:10:33 T0D54 010:682.196 Logging started @ 2022-09-01 00:25 T0D54 010:682.221 - 10682.233ms T0D54 010:682.254 JLINK_SetWarnOutHandler(...) T0D54 010:682.280 - 0.039ms T0D54 010:682.308 JLINK_OpenEx(...) T0D54 010:687.213 Firmware: J-Link OB-STM32F072-CortexM compiled Jan 7 2019 14:09:37 T0D54 010:689.211 Firmware: J-Link OB-STM32F072-CortexM compiled Jan 7 2019 14:09:37 T0D54 010:689.629 Decompressing FW timestamp took 344 us T0D54 010:701.222 Hardware: V1.00 T0D54 010:701.291 S/N: 4294967295 T0D54 010:701.331 OEM: SEGGER T0D54 010:701.368 Feature(s): GDB, RDI, FlashBP, FlashDL, JFlash, RDDI T0D54 010:706.404 TELNET listener socket opened on port 19021 T0D54 010:706.640 WEBSRV WEBSRV_Init(): Starting webserver thread(s) T0D54 010:707.014 WEBSRV Webserver running on local port 19080 T0D54 010:710.070 - 27.800ms returns "O.K." T0D54 010:710.142 JLINK_SetErrorOutHandler(...) T0D54 010:710.169 - 0.039ms T0D54 010:710.210 JLINK_ExecCommand("ProjectFile = "C:\Users\Administrator\Documents\BGV8000\MDK-ARM\JLinkSettings.ini"", ...). T0D54 010:730.950 Ref file found at: D:\Program Files\KEIL\ARM\Segger\JLinkDevices.ref T0D54 010:731.036 XML referenced by ref file: C:\Program Files\SEGGER\JLink\JLinkDevices.xml T0D54 010:731.847 C:\Program Files\SEGGER\JLink\JLinkDevices.xml evaluated successfully. T0D54 010:754.364 - 44.164ms returns 0x00 T0D54 010:754.408 JLINK_ExecCommand("Device = STM32F412RETx", ...). T0D54 010:756.169 Device "STM32F412RE" selected. T0D54 010:756.447 - 2.033ms returns 0x00 T0D54 010:756.464 JLINK_ExecCommand("DisableConnectionTimeout", ...). T0D54 010:756.478 - 0.006ms returns 0x01 T0D54 010:756.489 JLINK_GetHardwareVersion() T0D54 010:756.499 - 0.014ms returns 10000 T0D54 010:756.510 JLINK_GetDLLVersion() T0D54 010:756.520 - 0.014ms returns 76008 T0D54 010:756.531 JLINK_GetOEMString(...) T0D54 010:756.541 JLINK_GetFirmwareString(...) T0D54 010:756.551 - 0.014ms T0D54 010:756.574 JLINK_GetDLLVersion() T0D54 010:756.584 - 0.015ms returns 76008 T0D54 010:756.596 JLINK_GetCompileDateTime() T0D54 010:756.606 - 0.014ms T0D54 010:756.620 JLINK_GetFirmwareString(...) T0D54 010:756.630 - 0.014ms T0D54 010:756.643 JLINK_GetHardwareVersion() T0D54 010:756.652 - 0.014ms returns 10000 T0D54 010:756.666 JLINK_GetSN() T0D54 010:756.676 - 0.015ms returns -1 T0D54 010:756.687 JLINK_GetOEMString(...) T0D54 010:756.703 JLINK_TIF_Select(JLINKARM_TIF_SWD) T0D54 010:760.920 - 4.254ms returns 0x00 T0D54 010:760.972 JLINK_HasError() T0D54 010:760.993 JLINK_SetSpeed(2000) T0D54 010:761.903 - 0.937ms T0D54 010:761.946 JLINK_GetId() T0D54 010:763.014 InitTarget() start T0D54 010:763.050 J-Link Script File: Executing InitTarget() T0D54 010:787.920 InitTarget() end T0D54 010:790.006 Found SW-DP with ID 0x2BA01477 T0D54 010:794.932 Old FW that does not support reading DPIDR via DAP jobs T0D54 010:796.948 DPv0 detected T0D54 010:797.051 CoreSight SoC-400 or earlier T0D54 010:797.139 Scanning AP map to find all available APs T0D54 010:798.974 AP[1]: Stopped AP scan as end of AP map has been reached T0D54 010:799.107 AP[0]: AHB-AP (IDR: 0x24770011) T0D54 010:799.186 Iterating through AP map to find AHB-AP to use T0D54 010:800.973 AP[0]: Core found T0D54 010:801.096 AP[0]: AHB-AP ROM base: 0xE00FF000 T0D54 010:801.987 CPUID register: 0x410FC241. Implementer code: 0x41 (ARM) T0D54 010:802.121 Found Cortex-M4 r0p1, Little endian. T0D54 010:905.399 -- Max. mem block: 0x00002340 T0D54 010:906.416 CPU_ReadMem(4 bytes @ 0xE000EDF0) T0D54 010:907.421 CPU_ReadMem(4 bytes @ 0xE0002000) T0D54 010:908.463 FPUnit: 6 code (BP) slots and 2 literal slots T0D54 010:908.625 CPU_ReadMem(4 bytes @ 0xE000EDFC) T0D54 010:909.416 CPU_WriteMem(4 bytes @ 0xE000EDFC) T0D54 010:910.419 CPU_ReadMem(4 bytes @ 0xE0001000) T0D54 010:911.294 CPU_WriteMem(4 bytes @ 0xE0001000) T0D54 010:912.312 CPU_ReadMem(4 bytes @ 0xE000ED88) T0D54 010:913.279 CPU_WriteMem(4 bytes @ 0xE000ED88) T0D54 010:914.302 CPU_ReadMem(4 bytes @ 0xE000ED88) T0D54 010:915.301 CPU_WriteMem(4 bytes @ 0xE000ED88) T0D54 010:916.331 CoreSight components: T0D54 010:916.471 ROMTbl[0] @ E00FF000 T0D54 010:916.554 CPU_ReadMem(64 bytes @ 0xE00FF000) T0D54 010:918.270 CPU_ReadMem(32 bytes @ 0xE000EFE0) T0D54 010:919.323 [0][0]: E000E000 CID B105E00D PID 000BB00C SCS-M7 T0D54 010:919.449 CPU_ReadMem(32 bytes @ 0xE0001FE0) T0D54 010:921.299 [0][1]: E0001000 CID B105E00D PID 003BB002 DWT T0D54 010:921.428 CPU_ReadMem(32 bytes @ 0xE0002FE0) T0D54 010:923.301 [0][2]: E0002000 CID B105E00D PID 002BB003 FPB T0D54 010:923.430 CPU_ReadMem(32 bytes @ 0xE0000FE0) T0D54 010:925.299 [0][3]: E0000000 CID B105E00D PID 003BB001 ITM T0D54 010:925.428 CPU_ReadMem(32 bytes @ 0xE0040FE0) T0D54 010:927.298 [0][4]: E0040000 CID B105900D PID 000BB9A1 TPIU T0D54 010:927.426 CPU_ReadMem(32 bytes @ 0xE0041FE0) T0D54 010:929.301 [0][5]: E0041000 CID B105900D PID 000BB925 ETM T0D54 010:930.283 - 168.403ms returns 0x2BA01477 T0D54 010:930.397 JLINK_GetDLLVersion() T0D54 010:930.447 - 0.075ms returns 76008 T0D54 010:930.504 JLINK_CORE_GetFound() T0D54 010:930.553 - 0.075ms returns 0xE0000FF T0D54 010:930.613 JLINK_GetDebugInfo(0x100 = JLINKARM_ROM_TABLE_ADDR_INDEX) T0D54 010:930.666 Value=0xE00FF000 T0D54 010:930.751 - 0.162ms returns 0 T0D54 010:930.852 JLINK_GetDebugInfo(0x100 = JLINKARM_ROM_TABLE_ADDR_INDEX) T0D54 010:930.900 Value=0xE00FF000 T0D54 010:930.968 - 0.137ms returns 0 T0D54 010:931.016 JLINK_GetDebugInfo(0x101 = JLINKARM_DEBUG_INFO_ETM_ADDR_INDEX) T0D54 010:931.060 Value=0xE0041000 T0D54 010:931.122 - 0.126ms returns 0 T0D54 010:931.170 JLINK_GetDebugInfo(0x102 = JLINKARM_DEBUG_INFO_MTB_ADDR_INDEX) T0D54 010:931.214 Value=0x00000000 T0D54 010:931.276 - 0.128ms returns 0 T0D54 010:931.325 JLINK_GetDebugInfo(0x103 = JLINKARM_DEBUG_INFO_TPIU_ADDR_INDEX) T0D54 010:931.369 Value=0xE0040000 T0D54 010:931.431 - 0.127ms returns 0 T0D54 010:931.480 JLINK_GetDebugInfo(0x104 = JLINKARM_DEBUG_INFO_ITM_ADDR_INDEX) T0D54 010:931.524 Value=0xE0000000 T0D54 010:931.586 - 0.127ms returns 0 T0D54 010:931.638 JLINK_GetDebugInfo(0x105 = JLINKARM_DEBUG_INFO_DWT_ADDR_INDEX) T0D54 010:931.682 Value=0xE0001000 T0D54 010:931.746 - 0.129ms returns 0 T0D54 010:931.795 JLINK_GetDebugInfo(0x106 = JLINKARM_DEBUG_INFO_FPB_ADDR_INDEX) T0D54 010:931.838 Value=0xE0002000 T0D54 010:931.899 - 0.126ms returns 0 T0D54 010:931.947 JLINK_GetDebugInfo(0x107 = JLINKARM_DEBUG_INFO_NVIC_ADDR_INDEX) T0D54 010:931.991 Value=0xE000E000 T0D54 010:932.053 - 0.127ms returns 0 T0D54 010:932.101 JLINK_GetDebugInfo(0x10C = JLINKARM_DEBUG_INFO_DBG_ADDR_INDEX) T0D54 010:932.145 Value=0xE000EDF0 T0D54 010:932.207 - 0.126ms returns 0 T0D54 010:932.267 JLINK_ReadMemU32(0xE000EF40, 0x1 Items) T0D54 010:932.349 CPU_ReadMem(4 bytes @ 0xE000EF40) T0D54 010:933.724 Data: 21 00 11 10 T0D54 010:933.839 - 1.594ms returns 1 (0x1) T0D54 010:933.898 JLINK_ReadMemU32(0xE000EF44, 0x1 Items) T0D54 010:933.962 CPU_ReadMem(4 bytes @ 0xE000EF44) T0D54 010:934.688 Data: 11 00 00 11 T0D54 010:934.805 - 0.930ms returns 1 (0x1) T0D54 010:934.865 JLINK_ReadMemU32(0xE000ED00, 0x1 Items) T0D54 010:934.929 CPU_ReadMem(4 bytes @ 0xE000ED00) T0D54 010:935.704 Data: 41 C2 0F 41 T0D54 010:935.816 Debug reg: CPUID T0D54 010:935.881 - 1.038ms returns 1 (0x1) T0D54 010:935.941 JLINK_HasError() T0D54 010:935.995 JLINK_SetResetType(JLINKARM_CM3_RESET_TYPE_NORMAL) T0D54 010:936.039 - 0.066ms returns JLINKARM_CM3_RESET_TYPE_NORMAL T0D54 010:936.124 JLINK_Reset() T0D54 010:936.206 CPU is running T0D54 010:936.284 CPU_WriteMem(4 bytes @ 0xE000EDF0) T0D54 010:937.678 CPU is running T0D54 010:937.805 CPU_WriteMem(4 bytes @ 0xE000EDFC) T0D54 010:938.7