Direct EMMC connect in pictures! Please stop ask again "HOW CONNECT"

 

 

FAQ - DIRECT EMMC connect in pictures!! DONT ASK MORE!

HERE SAMPLE OF CONNECTION TO PCB.



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Q - If i not have Adapter can i connect to EMMC direct on boart?
A - YES. But need use 2 external power.

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Q - Why i need use double voltage?
A - VCC - power of NAND memory inside eMMC (can be 2.8 - 3.3V)
VCCQ - power of internal emmc controller. (can be 1.8 - 2.8V) (need setup vccq in sw same with real voltage)

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Q - Do i need connect anything else to phone PCB ?
A - NO. NO NEED CONNECT BATTERY OR USB CABLE TO PCB.
NEED ONLY 6 WIRES: GND, CLK, CMD, DAT0, VCC, VCCQ

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Q - Can i repair EMMC CHIP (suddenly dead phones)
A - NO. AT THIS moment you cant repair EMMC. But we work on solution for update internal emmc firmware. May be ... who know.

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Q - Can i repair Suddenly dead phones.
A - Yes. If something was erased in EMMC CHIP.

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Q - Can i repair boot on phone with disable JTAG?
A - Yes you can. (N7100,I9300 boot inside ROM2, after write ROM2 phones back to work)

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Q - Can i repair dead phones I9082, i9105, S6810P with disabled JTAG, after touch ROM2.
A -YES you can. Just need write ROM2 via EMMC direct connection.

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Q - Where i can take EMMC DIRECT connection pinout on BOARD?
A - Tested EMMC direct connect pinout we uploading to EMMC pinout under phone folder name on support.

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Q - How can i find byself EMMC pinout.
A - Yes you can most of emmc have same pinouts. Need desolder EMMC and find where go 5 pins. CMD,CLK, DAT0, VCC,VCCQ

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Q - What phones supported by EMMC Tool.
A - Supported any phones for READ/WRITE based on known EMMC. At this moment we support most of known EMMC.
HERE list of EMMC based samsung:

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Q - Known Error and Problems:

Correct data: ------------------------------------------------------------------Wrong log: --------------------------------------------------------WHAT TO DO:

My log Loading eMMC Addon Firmware...
CMD Pullup Level:1691 mV --------------------------------------------CMD Pullup Level: 907 mV----------------check BAD power lines, vccq may be low or zero
CMD Active Level:2289 mV--------------------------------------------CMD Active Level:1679 mV----------------check BAD power lines, vccq may be low or zero
EMMC CID 15010056545530304D008456646B7F1D
EMMC CSD D02701320F5903FFF6DBFFFF8E40406D
EMMC Manufactorer ID: 15
EMMC OEM ID: 0100
EMMC Date: 07/2012 FW rev.0x0 HW rev.0x0
EMMC Serial #: 2220254315
EMMC NAME: VTU00M-----------------------------------------------------EMMC NAME: 000000-------------------------bad emmc, at this moment only replace
EMMC Capacity: 15028 MB (High Density Card)

-------------------------------------------------------------------Writing 20000000 bytes to 00000000 ...ROM1-----------1. Problem with GND (should be strong wire)
-------------------------------------------------------------------eMMC ACK Error at addr:0x0-----------------------------2. BAD emmc
--------------------------------------------------------------------------------------------------------------------------------3. BAD power wires



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