First, navigate to your SP Flash Tool folder, right-click the flash_tool.exe file, and select "Run as administrator" .
The tool relies entirely on the computer recognizing the device in a pre-boot state. Download and install the verified . Without these operational USB drivers, the tool cannot create the virtual COM port required to establish a diagnostic trace line. The Scatter File Smartphone Flash Tool -runtime Trace Mode-l
| Feature | SP Flash Tool Trace Mode | Systrace/Perfetto | Trace32 (Lauterbach) | |---------|--------------------------|-------------------|-----------------------| | Cost | Free (with device) | Free | $10k+ | | Real-time | Yes (streaming) | Post-processed | Yes | | Non-stop tracing | Yes | No (circular buffer) | Yes | | Hardware breakpoints | No | No | Yes | | ARM CoreSight support | Partial | No (uses ftrace) | Full | | Ease of use | Moderate (requires engineering boot) | Easy (adb) | Hard | First, navigate to your SP Flash Tool folder,
When something goes wrong during the "download" phase, you usually see an error code, such as S_DA_NAND_FLASH_NOT_FOUND (3012) or ERROR 8038 . These error codes tell you that something failed, but they rarely tell you why . This is exactly where Runtime Trace Mode proves its value. By forcing the tool to document every step, it lets you review the sequence of commands leading up to the error, allowing you to pinpoint the exact point of failure. Without these operational USB drivers, the tool cannot
in powered-off state. For BROM entry, hold Volume Down (or specific key combo) while connecting USB. If the device is completely dead, use the hardware testpoint method to force BROM mode.
This mode is essentially a debugging layer that allows advanced users to pinpoint exactly where a flashing process fails. Why Use Runtime Trace Mode?
Always attempt to backup your firmware before using advanced modes, as flashing the wrong preloader can hard-brick the device.