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|HTC & PDA WM( With Touchscreen) HTC, I-mate, Qtek, HP, Hitachi, and many other Pocket PC windows CE base devices|
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|07-11-2009, 09:43||#1 (permalink)|
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Join Date: Nov 2006
Thanked 970 Times in 580 Posts
Jtag Cable Of Window Mobiles/Info
Y Phone Needs Jtag For Revive
Some 1 flashed Wrong FW/Boot/IPL/SPL etc.
The device is not switching on, not entering bootloader.
(most often after the firmware from a memory card)
React to connect charger/Bricked
if the battery insert and connect charger, it orage led must be lit .
if the battery remove and connect charger, it orange led must be flashing.
There is only one way for restore bootloader.
Reflashing flash memory in the PXA272/etc using JTAG./etc.
This procedure consists of two parts.
Hardware (making cable for reflashing) and software (reflashing)
Boot Flashing Upgrade Guide Need Wait For Other Thread
Power - Supplies VCC (5 V, 10 mA, typically) to the cable.
To target system VCC
Ground - Supplies ground reference to the cable.
To target system ground
Test Clock - Drives the test logic for all devices on a JTAG chain.
Connect to system TCK pin.
Test Data Output - data from the target system is read at this pin.
Connect to system TDO pin.
Test Data Input - this signal is used to transmit serial test instructions and data.
Connect to system TDI pin.
Test Mode Select - this signal is decoded by the JTAG state machine to control test operations.
Connect to system TMS pin.
Note TRST is an optional pin in the JTAG (IEEE 1149.1) specification, and is not used by XC9500 CPLDs. If any of your non-Xilinx parts have a TRST pin, the pin should be connected to VCC.
Some Phone Detected With Soft with Modified 74HC244 Some without
HP iPaq H5450 JTAG HOW TO
Last edited by Gsm Lab; 07-12-2009 at 10:18. Reason: info update
|07-11-2009, 10:54||#4 (permalink)|
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Join Date: Mar 2006
Location: lost in a supermarket
Thanked 51 Times in 35 Posts
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