Tag Archives: Cortex

RIFF JTAG – Samsung SCH-I500 Galaxy S Mesmerize/Fascinate Unbrick Supported

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27.03.2012    RIFF JTAG – Samsung SCH-I500 Galaxy S Mesmerize/Fascinate Unbrick Supported

Repairing bricked  Samsung SCH-I500 Galaxy S Mesmerize/Fascinate is easy with RIFF Box.
I500 is based on the S5PCxxx Processor (ARM core is Cortex-A8). Please note the adaptive clocking mode (RTCK) is not available on this processor, so make sure to select a fixed TCK frequency.
To establish the JTAG connection attach battery cable and press Power On key.
In case after resurrection the download mode is not initiated (LCD remains blank) do repeat resurrection with ‘Clone Gremlin zone’ option checked.

To resurrect Samsung I500:

  •  Solder JTAG cable to Samsung I500 JTAG pads;
  •  Attach battery cable and press Power On key;
  •  Make sure Samsung I500 is selected in the list of models;
  •  Make sure a fixed TCK frequency is selected;
  •  Click Resurrect button;
  •  Wait till software signals a successful operation completion;
  •  Disconnect USB cable, de-solder JTAG wires;

Now phone is in bootable condition, that is, even if it does not start up normally, you can flash it using original Samsung downloader software to restore it to the working state.
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RIFF JTAG – Samsung GT-P6810 Galaxy Tab 7.7 WiFi 16GB Unbrick – Dead Boot repair supported, World First ! ! !

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RIFF JTAG – Samsung GT-P6810 Galaxy Tab 7.7 WiFi 16GB Unbrick – Dead Boot repair supported, World First ! ! !

Repairing bricked Samsung GT-P6810 Galaxy Tab 7.7 WiFi 16GB is easy with RIFF Box.
Samsung P6810 is based on the Exynos Processor (Cortex-A9 Dual-Core). JTAG pads are very small; professional experience in soldering is required to connect wires to the JTAG interface.
Note, one simple way to connect over JTAG – connect USB cable to PC and insert battery. In this case phone is automatically powered on.

To resurrect Samsung P6810:

  •  Solder JTAG cable to Samsung P6810 JTAG pads;
  •  Connect USB cable to phone and PC;
  •  Insert battery;
  •  Make sure Samsung P6810 is selected in the list of models;
  •  Make sure a fixed TCK frequency is selected;
  •  Click Resurrect button;
  •  Wait till software signals a successful operation completion;
  •  Disconnect USB cable, de-solder JTAG wires;

Now phone is in bootable condition, that is, even if it does not start up normally, you can flash it using original Samsung downloader software to restore it to the working state.

To enter download mode:

  •  Disconnect PC cable;
  •  Insert battery;
  •  Hold both ‘Volume Down’ and ‘Home’ keys and press Power-On.

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RIFF JTAG – Samsung SGH-i777 Galaxy S II Unbrick – Boot Repair supported, World First ! ! !

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28.02.2012    Samsung SGH-i777 Galaxy S II Unbrick – Boot Repair supported, World First !  ! !

Samsung I777 is based on the S5PV310 (Exynos 4210) Processor (Cortex-A9 Dual-Core). JTAG pads are very small; professional experience in soldering is required to connect wires to the JTAG interface.
Note, one simple way to connect over JTAG – connect USB cable to PC and insert battery. In this case phone is automatically powered on.

To resurrect Samsung I777:

  •  Solder JTAG cable to Samsung I777 JTAG pads;
  •  Connect USB cable to phone and PC;
  •  Insert battery;
  •  Make sure Samsung I777 is selected in the list of models;
  •  Make sure a fixed TCK frequency is selected;
  •  Click Resurrect button;
  •  Wait till software signals a successful operation completion;
  •  Disconnect USB cable, de-solder JTAG wires;

Now phone is in bootable condition, that is, even if it does not start up normally, you can flash it using original Samsung downloader software to restore it to the working state.

To enter download mode:

  •  Disconnect PC cable;
  •  Insert battery;
  •  Hold both ‘Volume Down’ and ‘Home’ keys and press Power-On.

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RIFF JTAG – Samsung GT-P6800 Galaxy Tab 7.7 Unbrick – Boot repair supported, World First !

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27.02.2012    Samsung GT-P6800 Galaxy Tab 7.7 Unbrick – Boot repair supported, World First !

Samsung P6800 is based on the Exynos Processor (Cortex-A9 Dual-Core). JTAG pads are very small; professional experience in soldering is required to connect wires to the JTAG interface.
Note, one simple way to connect over JTAG – connect USB cable to PC and insert battery. In this case phone is automatically powered on.
To resurrect Samsung P6800:

  •  Solder JTAG cable to Samsung P6800 JTAG pads;
  •  Connect USB cable to phone and PC;
  •  Insert battery;
  •  Make sure Samsung P6800 is selected in the list of models;
  •  Make sure a fixed TCK frequency is selected;
  •  Click Resurrect button;
  •  Wait till software signals a successful operation completion;
  •  Disconnect USB cable, de-solder JTAG wires;

Now phone is in bootable condition, that is, even if it does not start up normally, you can flash it using original Samsung downloader software to restore it to the working state.

To enter download mode:

  •  Disconnect PC cable;
  •  Insert battery;
  •  Hold both ‘Volume Down’ and ‘Home’ keys and press Power-On.

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RIFF JTAG – Samsung YP-G70EW Galaxy S WiFi 5.0 Unbrick – Boot repair, World first ! ! !

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24.02.2012    Samsung YP-G70EW Galaxy S WiFi 5.0 Unbrick – Boot repair, World first ! ! !

Samsung YP-G70 is based on the S5PCxxx Processor (ARM core is Cortex-A8).
Note, one simple way to connect over JTAG – connect USB cable to PC and insert battery. In this case phone is automatically powered on. But note, in very rare cases it is possible that you will have to hold Power On key during initial connection.

To resurrect Samsung YP-G70:

  •  Solder JTAG cable to Samsung YP-G70 JTAG pads;
  •  Connect microUSB cable to phone and PC;
  •  Insert battery;
  •  Make sure Samsung YP-G70 is selected in the list of models;
  •  Make sure a fixed TCK frequency is selected;
  •  Click Resurrect button;
  •  Wait till software signals a successful operation completion;
  •  Disconnect USB cable, de-solder JTAG wires;

Now phone is in bootable condition, that is, even if it does not start up normally, you can flash it using original Samsung downloader software to restore it to the working state.
To enter download mode:

  •  Disconnect PC cable;
  •  Insert battery;
  •  Hold both ‘Volume Down’ and ‘Home’ keys and press Power-On.

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RIFF JTAG – Samsung GT-P6200 Galaxy Tab 7.0 Plus, ZTE Light Tab (ZTE V9), Orange Boston (Commtiva Z71), Huawei Ideos S7, unbrick – boot repair supported

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17.02.2012   Samsung GT-P6200 Galaxy Tab 7.0 Plus, Orange Boston (Commtiva Z71), Huawei Ideos S7, unbrick – boot repair supported

  • Samsung GT-P6200 Galaxy Tab 7.0 Plus 

    Samsung P6200 is based on the S5PV310 (Exynos 4210) Processor (Cortex-A9 Dual-Core). JTAG pads are very small; professional experience in soldering is required to connect wires to the JTAG interface.
    Note, one simple way to connect over JTAG – connect USB cable to PC and insert battery. In this case phone is automatically powered on._
     

  • Huawei Ideos S7Resurrecting Huawei S7 is simple.
    Connection can be established with charger connected while battery is inside. . .
    .

     

  • ZTE Light Tab (ZTE V9)Resurrecting ZTE V9 is easy. Phone is auto powered on with USB Data Cable connected. . .
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  • Orange Boston (Commtiva Z71)
    Resurrecting the Orange Boston is easy.  I requires 4.2v external power supply, and some basic soldering skills. . .
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To download these new updates, You need to click “Check for Updates” button on Box Service TAB in RIFF JTAG Manager software.

RIFF JTAG – Samsung SGH-T759 Exhibit 4G Unbrick – Boot Repair supported

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10.01.2012     Samsung SGH-T759 Exhibit 4G Unbrick – Boot Repair supported

Samsung T759 is based on the S5PCxxx Processor (ARM core is Cortex-A8).
Note, one simple way to connect over JTAG – connect USB cable to PC and insert battery. In this case phone is automatically powered on. But note, in some cases it is possible that you will have to hold Power On key during initial connection.
In case after resurrection (after you have tried with both boot versions) the download mode is not initiated (LCD remains blank) do repeat resurrection with ‘Clone Gremlin zone’ option checked.

To resurrect Samsung T759:

  •  Solder JTAG cable to Samsung T759 JTAG pads;
  •  Connect USB cable to phone and PC;
  •  Attach battery connector;
  •  Make sure Samsung T759 is selected in the list of models;
  •  Make sure a fixed TCK frequency is selected;
  •  Click Resurrect button;
  •  Wait till software signals a successful operation completion;
  •  Disconnect USB cable, de-solder JTAG wires;

Now phone is in bootable condition, that is, even if it does not start up normally, you can flash it using original Samsung downloader software to restore it to the working state.

To enter download mode:

  •  Disconnect PC cable;
  •  Insert battery;
  •  Hold ‘Volume Down’ key and press Power-On.

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RIFF JTAG – Samsung Galaxy Note (GT-i9220) Unbrick – Boot Repair Supported

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29.12.2011      Samsung Galaxy Note (GT-i9220) Unbrick – Boot Repair Supported

Samsung I9220 AP (PDA Part) is based on the S5PV310 (Exynos 4210) Processor (Cortex-A9 Dual-Core). JTAG pads are very small; professional experience in soldering is required to connect wires to the JTAG interface.
Note, one simple way to connect over JTAG – connect USB cable to PC and insert battery. In this case phone is automatically powered on.

To resurrect Samsung I9220 AP:

  •  Solder JTAG cable to Samsung I9220 AP JTAG pads;
  •  Connect USB cable to phone and PC;
  •  Insert battery;
  •  Make sure Samsung I9220 AP is selected in the list of models;
  •  Make sure a fixed TCK frequency is selected;
  •  Click Resurrect button;
  •  Wait till software signals a successful operation completion;
  •  Disconnect USB cable, de-solder JTAG wires;

Now phone is in bootable condition, that is, even if it does not start up normally, you can flash it using original Samsung downloader software to restore it to the working state.

To enter download mode:

  •  Disconnect PC cable;
  •  Insert battery;
  •  Hold both ‘Volume Down’ and ‘Home’ keys and press Power-On.

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RIFF JTAG – Direct JTAG Access to Flash Memory Plugin v1.01, TEGRA2 eMMC Supported

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28.12.2011   Direct JTAG Access to Flash Memory Plugin v1.01, TEGRA2 eMMC Supported
Whats new:

 

  •  Added MSM6500
  •  Added TEGRA2 eMMC controller #2 support
  •  Added partition access selection for eMMC devices
  • Fixed AutoFlash Size bug for eMMC devices

Important info:

TEGRA 2 can be connected via CORTEX or ARM7 cores. In some cases, where CORTEX core is in sleep mode, it’s only possible to access ARM7 core, thus allowing access to shared memory space. Restoring Boot partitions via ARM7 core will enable access to CORTEX core after power reset.

Sample:

RIFF JTAG – Samsung Galaxy Note (GT-N7000) Unbrick – Dead Boot Repair supported

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28.12.2011    Samsung Galaxy Note (GT-N7000) Unbrick – Dead Boot Repair supported

Samsung N7000 AP (PDA Part) is based on the S5PV310 (Exynos 4210) Processor (Cortex-A9 Dual-Core). JTAG pads are very small; professional experience in soldering is required to connect wires to the JTAG interface.
Note, one simple way to connect over JTAG – connect USB cable to PC and insert battery. In this case phone is automatically powered on.

To resurrect Samsung N7000 AP:

  •  Solder JTAG cable to Samsung N7000 AP JTAG pads;
  •  Connect USB cable to phone and PC;
  •  Insert battery;
  •  Make sure Samsung N7000 AP is selected in the list of models;
  •  Make sure a fixed TCK frequency is selected;
  •  Click Resurrect button;
  •  Wait till software signals a successful operation completion;
  •  Disconnect USB cable, de-solder JTAG wires;

Now phone is in bootable condition, that is, even if it does not start up normally, you can flash it using original Samsung downloader software to restore it to the working state.

To enter download mode:

  •  Disconnect PC cable;
  •  Insert battery;
  •  Hold both ‘Volume Down’ and ‘Home’ keys and press Power-On.

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