Mt6580-android-scatter.txt <Bonus Inside>

Most custom recoveries (TWRP) for MT6580 include a scatter file inside the ZIP.

To understand the scatter file, one must first understand the architecture of an Android device. A smartphone does not have a single "C: drive" like a Windows computer. Instead, the internal storage (NAND flash) is divided into specific sections called partitions. Each partition holds a specific type of data:

A scatter file is a text-based configuration file (usually with a .txt extension) that tells the flashing software (like SP Flash Tool) three critical things regarding these partitions:

The MT6580_Android_scatter.txt is a critical metadata file for any low‑level operation on MediaTek MT6580 devices. It defines the exact flash memory layout, enabling tools like SP Flash Tool to write partitions correctly. Understanding its syntax, partitions, and safe modification rules is essential for firmware development, unbricking, and custom ROM porting for this still‑popular 3G SoC. mt6580-android-scatter.txt

Appendix – Real-world scatter checksum:
The file itself has no checksum; SP Flash Tool validates partitions during flash by comparing sizes and reading back PMT (Partition Management Table) from the device.

mt6580-android-scatter.txt is a critical configuration file used for MediaTek-based devices (specifically the MT6580 chipset) to define the device's internal memory partition layout. It acts as a "map" that tells flashing software exactly where each component of the firmware (like the bootloader, recovery, or system) should be written on the device's EMMC storage. Key Functions Partition Mapping

: Defines the start addresses and lengths for various partitions, including Firmware Flashing : Used by tools like SP Flash Tool

to identify which files from a firmware package correspond to which memory blocks. Device Recovery Most custom recoveries (TWRP) for MT6580 include a

: Essential for unbricking devices, as it allows for the manual "writing" of specific partitions to fix boot loops or corrupted systems. Typical Structure

A standard MT6580 scatter file includes detailed entries for roughly 23 to 27 partitions . Each entry typically contains: MT6580 Android Scatter File Details | PDF - Scribd

The MT6580_Android_scatter.txt file acts as a critical configuration map for MediaTek MT6580 devices, defining partition addresses for flashing tools to manage firmware, including preloader, boot, and system areas. It enables technicians to perform tasks such as firmware updates, unbricking devices, or bypassing Factory Reset Protection (FRP) via tools like the SP Flash Tool. For a practical guide on creating a scatter file, visit Hovatek's forum. MT6580 Android Scatter File Guide | PDF - Scribd

Below is a common partition table (ordered by address): To understand the scatter file, one must first

| Partition | Size (hex) | Size (MB) | Region | Contents | |-----------|-----------|-----------|--------|----------| | PRELOADER | 0x40000 | 0.25 | BOOT_1 | First-stage bootloader | | MBR | 0x80000 | 0.5 | USER | Master Boot Record | | EBR1 | 0x80000 | 0.5 | USER | Extended Boot Record 1 | | PRO_INFO | 0x300000 | 3 | USER | Factory prod info | | NVRAM | 0x500000 | 5 | USER | IMEI, Wi-Fi MAC, BT addr | | PROTECT_F | 0xA00000 | 10 | USER | Protected data (factory) | | PROTECT_S | 0xA00000 | 10 | USER | Protected data (safe) | | SECCFG | 0x20000 | 0.125 | USER | Security config | | UBOOT | 0x60000 | 0.375 | USER | U-Boot / LK | | BOOTIMG | 0x1000000 | 16 | USER | Kernel + ramdisk | | RECOVERY | 0x1000000 | 16 | USER | Recovery image | | SEC_RO | 0x600000 | 6 | USER | Secure ROM | | MISC | 0x80000 | 0.5 | USER | Misc (bootloader msg) | | LOGO | 0x800000 | 8 | USER | Boot logo | | EXPDB | 0xA00000 | 10 | USER | Exp DB (debug) | | ANDROID | 0x... | varies | USER | system.img (system) | | CACHE | 0x... | varies | USER | Cache | | USRDATA | 0x... | rest | USER | User data + internal storage |

Note: Exact sizes and existence of partitions depend on the OEM’s build (eMMC size: 8/16/32 GB common).

If you open MT6580-android-scatter.txt in a text editor like Notepad++, you will see a structured list of parameters. It generally looks something like this:

- partition_index: SYS0
  partition_name: PRELOADER
  file_name: preloader.bin
  is_download: true
  linear_start_addr: 0x0
  physical_start_addr: 0x0
  partition_size: 0x60000
  region: EMMC_BOOT_1
- partition_index: SYS1
  partition_name: PRO_INFO
  file_name: pro_info.bin
  is_download: true
  linear_start_addr: 0x60000
  ...

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