测试闭环补固件身份戳、烧录回读校验与启动锚点计数，并修cmd引号解析与flash-cmd预检缺陷

MDK-ARM/reset.bat

@@ -40,6 +40,7 @@ if /i "%~1"=="halt" goto :halt
 if /i "%~1"=="run" goto :run
 if /i "%~1"=="list" goto :list
 if /i "%~1"=="flash" goto :flash
+if /i "%~1"=="cmp" goto :cmp
 goto :help
 
 :reset_run
@@ -80,6 +81,18 @@ echo FLASH: program "%FW%" then reset and run
 "%STLINK%" -c SWD -P "%FW%" -Rst -Run -Q
 exit /b %ERRORLEVEL%
 
+:cmp
+if "%~2"=="" set "FW=%~dp0STM32F407-Demo\STM32F407-Demo.hex"
+if not "%~2"=="" set "FW=%~2"
+if not exist "%FW%" (
+    echo CMP_FAIL: firmware not found "%FW%"
+    exit /b 2
+)
+echo CMP: readback compare "%FW%" vs device flash
+echo CMP_NOTE: connecting resets the target - run this AFTER log capture, not before
+"%STLINK%" -c SWD -CmpFile "%FW%" 0x08000000
+exit /b %ERRORLEVEL%
+
 :help
 echo Usage: reset.bat [command]
 echo.
@@ -89,6 +102,8 @@ echo   halt      System reset and halt core (in-session read; auto-resumes after
 echo   run       Resume a halted core
 echo   list      List connected ST-LINK probes
 echo   flash [F] Program F (default: latest build hex) then reset and run
+echo   cmp [F]   Readback compare F vs device flash; "No difference found" = write landed
+echo             (connecting resets the target: run it after log capture, not before)
 echo.
 echo Exit codes: 0=OK  1=probe or target error  2=usage or tool missing