Need answer flashing cpu 6577

I have samsung china copy I9500 with cpu 6577, it hang on logo. Android device.

Cant done by wipe with buton, so i use volcano, but??

WHY IT STUCK on >>Analysis of USB port...

I only solder RX, TX, and Ground.



What meaning of analysis of usb port, are it must use usb or rxtx????









Detection initiated, connect the phone and power on it...

Vcc: null

Gnd: 5

Waiting for phone's response,please press Power on/off button..

Connecting...

CPU TYPE:6577

Hardware version:CB00

Software version:E201

Boot downloading complete!

EMMC_ID:0x110100303034473930100A1AF00F5001

EMMC_PRODUCT_NAME: SAMSUNG :0x303034473930

EMMC_BOOT1_SIZE: 0x00200000

EMMC_BOOT2_SIZE: 0x00200000

EMMC_PRMB_SIZE: 0x00080000

EMMC_GP1_SIZE: 0x00000000

EMMC_GP2_SIZE: 0x00000000

EMMC_GP3_SIZE: 0x00000000

EMMC_GP4_SIZE: 0x00000000

EMMC_USER_SIZE: 0xEC000000



>>Analysis of USB port...

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