just got the box and few Emmc tools questions

[jay19x]

Hi supporter , let say i want to read/write emmc of i9300/n7100 (main purpose i bought this box)i need to select what figure as below?Thks for helping

Voltage=1.8v/2.8v?
partition to access=Boot/main?
Size/preset= ??

[jay19x]

and vdd-1pcs to board VCCQ n 2.8v, vdd-1 pcs to VCC-1.8v is that right ? i still fail to boot

[blang]

Originally Posted by jay19x

and vdd-1pcs to board VCCQ n 2.8v, vdd-1 pcs to VCC-1.8v is that right ? i still fail to boot

not right.

VCC - power of nand memory inside EMMC = 2.8 - 3.3V (should be strong power)

VCCQ - 1.8-2.8 power of internal emmc controller. (use 1.8v for best speed)

[jay19x]

So vdd should wired to where? i dont get the point

[jay19x]

finally can read , but what is this error , data crc error??

Loading eMMC Addon Firmware...
CMD Pullup Level:886 mV
CMD Active Level:2825 mV
EMMC CID 15010056545530304D0076AB7F92306B
EMMC CSD D02701320F5903FFF6DBFFFF8E40406D
EMMC Manufactorer ID: 15
EMMC OEM ID: 0100
EMMC Date: 03/1997 FW rev.0x0 HW rev.0x0
EMMC Serial #: 1990950802
EMMC NAME: VTU00M
EMMC Capacity: 15028 MB (High Density Card)
Switching EMMC partition...
Reading 20000000 bytes from 00000000 ...ROM2
Data CRC Error !!!