Upon initiating the download sequence and connecting the powered-down MT6577 device via USB, the MediaTek Preloader handshakes with the tool, verifies the memory addresses inside the scatter file, and stream-writes data into the designated sectors. Troubleshooting Common Scatter Errors
The scatter file is almost always included in the stock ROM (firmware) folder.
Holds the Android Kernel and the crucial ramdisk needed to initiate the OS boot sequence. Medium (Soft Brick / Bootloop). recovery.img
Whether the device can currently or is completely unresponsive.
partition_index: SYS12 partition_name: LOGO file_name: logo.bin is_download: true type: NORMAL_ROM linear_start_addr: 0x1568000 physical_start_addr: 0x1568000 partition_size: 0x300000 region: EMMC_USER storage: HW_STORAGE_EMMC boundary_check: true is_reserved: false operation_type: BINARY reserve: 0x00 MT6577 Android scatter emmc.txt
Defines the boundary lines (start addresses and physical lengths) of system partitions like PRELOADER , BOOTIMG , RECOVERY , and ANDROID (System).
MT6577 Android scatter emmc.txt file is a critical configuration map used by the SP Flash Tool to communicate with devices powered by the MediaTek MT6577 chipset. It defines the memory layout of the eMMC storage, ensuring that firmware components like the bootloader, recovery, and system images are flashed to their exact physical addresses. Technical Specification & Structure
A scatter file is a plain text document that maps the physical layout of your device's eMMC (Embedded MultiMediaCard) storage. MediaTek’s flashing tool, the , reads this file to understand exactly where to write specific image files (like boot.img , recovery.img , and system.img ).
The actual Android Operating System. Contains the UI, system apps, framework, and base resources. Low (Easily flashable if corrupted). cache.img Upon initiating the download sequence and connecting the
: The static boot logo displayed when the device is first turned on.
It is imperative that you use the exact scatter file designed for your device model and chipset. Using an incorrect file can lead to a (dead device).
A safety mechanism ( TRUE or FALSE ) ensuring partitions do not overlap. Partition Blocks
Double-check that your ROM matches your exact device model and motherboard revision. 2. PMT Changed for the ROM Medium (Soft Brick / Bootloop)
Real-world scatters include all partitions (PRO_INFO, NVRAM, PROTECT_*, etc.) and often use exact offsets generated by the device manufacturer’s build tools.
The main operating system partition where system applications and settings reside.
: The user partition where your apps, photos, and personal data are stored. ⚠️ Critical Usage Warning
The exact physical hex address where the partition begins on the eMMC chip.