How to make full dump in Spreadtrum via ADB command or Terminal Emulator.

This method is work in Spreadtrum SC8830 Chipset using ADB COMMAND or Terminal Emulator.
This also work in SC7731 Chipset manually backup your .img files.
Make sure you have enough space on Sdcard.
Spreadtrum backup and fulldump

Terminal emulator (Download via Playstore)

Spreadtrum device

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First open terminal emulator
type su
and type this command one by one and wait to finish:

1.)For Boot.img
Type this ⬇

dd if=/dev/block/mmcblk0p16 of=/storage/sdcard0/boot.img

2.)For Cache.img
Type this ⬇

dd if=/dev/block/mmcblk0p18 of=/storage/sdcard0/cache.img

3.)For Fbootlogo.img
Type this ⬇

dd if=/dev/block/mmcblk0p15 of=/storage/sdcard0/fbootlogo.img

4.)For Logo.img
Type this ⬇

dd if=/dev/block/mmcblk0p14 of=/storage/sdcard0/logo.img

5.)For Misc.img
Type this ⬇

dd if=/dev/block/mmcblk0p20 of=/storage/sdcard0/misc.img

6.)For Miscdata.img
Type this ⬇

dd if=/dev/block/mmcblk0p2 of=/storage/sdcard0/miscdata.img

7.)For Prodnv.img
Type this ⬇

dd if=/dev/block/mmcblk0p1 of=/storage/sdcard0/prodnv.img

8.)For Recovery.img
Type this ⬇

dd if=/dev/block/mmcblk0p19 of=/storage/sdcard0/recovery.img

9.)For System.img
Type this ⬇

dd if=/dev/block/mmcblk0p17 of=/storage/sdcard0/system.img

10.)For Userdata.img
Type this ⬇

dd if=/dev/block/mmcblk0p21 of=/storage/sdcard0/userdata.img

This portion is optional since we need this file to complete your backup.

11.)For Wcnfixnv1.img
Type this ⬇

dd if=/dev/block/mmcblk0p7 of=/storage/sdcard0/wcnfixnv1.img

12.)For Wcnfixnv2.img
Type this ⬇

dd if=/dev/block/mmcblk0p8 of=/storage/sdcard0/wcnfixnv2.img

13.)For Wcnmodem.img
Type this ⬇

dd if=/dev/block/mmcblk0p13 of=/storage/sdcard0/wcnmodem.img

14.)For Wcnruntimenv1.img
Type this ⬇

dd if=/dev/block/mmcblk0p9 of=/storage/sdcard0/wcnruntimenv1.img

15.)For Wcnruntimenv2.img
Type this ⬇

dd if=/dev/block/mmcblk0p10 of=/storage/sdcard0/wcnruntimenv2.img

16.)For Wdsp.img
Type this ⬇

dd if=/dev/block/mmcblk0p12 of=/storage/sdcard0/wdsp.img

17.)For Wfixnv1.img
Type this ⬇

dd if=/dev/block/mmcblk0p3 of=/storage/sdcard0/wfixnv1.img

18.)For Wfixnv2.img
Type this ⬇

dd if=/dev/block/mmcbpk0p4 of=/storage/sdcard0/wfixnv2.img

19.)For Wmodem.img
Type this ⬇

dd if=/dev/block/mmcblk0p11 of=/storage/sdcard0/wmodem.img

20.)For Wruntimenv1.img
Type this ⬇

dd if=/dev/block/mmcblk0p5 of=/storage/sdcard0/w

21.)For Wruntimenv2.img
Type this ⬇

dd if=/dev/block/mmcblk0p6 of=/storage/sdcard0/wruntimenv2.img

Note: sdcard0 is your external sdcard
sdcard 1 is your internal sdcard

Congrats you have backup now and can use this for future  purposes like Porting Rom and Recovery.

Rowel Crisostomo
My23 group

other not mention

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