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-   -   Can't init device, Reason: CMD Index Error (http://forum.gsmhosting.com/vbb/f672/cant-init-device-reason-cmd-index-error-2685995/)

Bhagat20 09-10-2019 16:08

Can't init device, Reason: CMD Index Error
 
all the phones i an desoldering emmc but while connecting to easy jatag always getting error on socket from last 1 week, please help:

Found 5 serial devices
COM1 ACPI\PNP0501 Nuvoton Communications Port (COM1)
COM2 ACPI\PNP0501 Nuvoton Communications Port (COM2)
COM31 root\rimports RIM Virtual Serial Port v2 (COM31)
COM4 USB\VID_1781&PID_AAAC&REV_0100&MI_00 Easy Jtag Plus Control Port (COM4)
COM33 root\rimports RIM Virtual Serial Port v2 (COM33)
Selected pinout: GEN2 High Speed Pinout
Change EasyJTAG Pinout OK
Z3X EasyJtag Software ver. 3.6.1.14
Loading eMMC GEN2 Firmware... IO: 1800 mV
Initial pull results:
clock: 832mV pin connected ok
command: 1090mV pin connected ok
data0: 1134mV pin connected ok
data1: 1148mV pin connected ok
data2: 976mV pin connected ok
data3: 1037mV pin connected ok
data4: 1179mV pin connected ok
data5: 1199mV pin connected ok
data6: 1196mV pin connected ok
data7: 1195mV pin connected ok
Box S/N: 026862FABF5A25EA, ,FW Ver.: 02.48
Box IO Level:1800 mV
CLK Rate:1000 kHz
Bus Width:8bit,SDR
HiPower mode is off!
Can't init device, Reason: CMD Timeout Error
Done.

Z3X EasyJtag Software ver. 3.6.1.14
Loading eMMC GEN2 Firmware... IO: 1800 mV
Initial pull results:
clock: 827mV pin connected ok
command: 1029mV pin connected ok
data0: 1126mV pin connected ok
data1: 1132mV pin connected ok
data2: 1149mV pin connected ok
data3: 1184mV pin connected ok
data4: 1102mV pin connected ok
data5: 1196mV pin connected ok
data6: 1203mV pin connected ok
data7: 1203mV pin connected ok
Box S/N: 026862FABF5A25EA, ,FW Ver.: 02.48
Box IO Level:1800 mV
CLK Rate:1000 kHz
Bus Width:8bit,SDR
HiPower mode is off!
Can't init device, Reason: CMD Index Error
Done.

all points are showing connected to socket but still the above error, tried many bga 169, bga 221, but still same error, and after taking out emmc from socket emmc getting heated automatically, please suggest

Bhagat20 09-11-2019 06:31

Please layder sir help........

layder 09-11-2019 07:39

CMD Tiomeout error - bad CMD lines connection or dead eMMC
and you use very low clock freq (all devices fine work with ~10-21Mhz)

also you can try to Disable/Enabel "eMMC hi-speed timing" at settings

Bhagat20 09-11-2019 10:02

Quote:

Originally Posted by layder (Post 13817655)
CMD Tiomeout error - bad CMD lines connection or dead eMMC
and you use very low clock freq (all devices fine work with ~10-21Mhz)

also you can try to Disable/Enabel "eMMC hi-speed timing" at settings

tried all the above settings but still cmd timeout error maybe got back to back 4 dead emmc, but i was able to flash mtk dead phones with usb, flashing also completed successfully, but still not connecting with easy jtag

layder 09-11-2019 13:18

Quote:

Originally Posted by Bhagat20 (Post 13817855)
tried all the above settings but still cmd timeout error maybe got back to back 4 dead emmc, but i was able to flash mtk dead phones with usb, flashing also completed successfully, but still not connecting with easy jtag

you need check socket pins, check voltage at socket, check if pins of socket are clean


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