|
烦请高手指导我用jtag救 中兴h108b v1.2
芯片:bcm6358ukfbg
ram:m13s2561616a
flash:s29gl128p10tf101
强大的硬件装了那么差的固件,手痒痒,想换版本。
先是刷了lunphun的通用版本 BCM6358VW2_linphun_general.img
迷迷糊糊的成功了,高兴啊!
接下来的步骤让我的小猫变砖了
刷openwrt-96358GW-jffs2-128k-dsl2740b-cfe.img,过了会网页中断,没啥反应,
重启小猫,只有4个网口灯亮1-2秒,其他的灯都不亮,ttl也没有信号。
上午购买了Jlink v8(注:linphun 说:现在j-link只有linjtag 2.0.1支持),
把猫上jtag(12p)的3、5、7、9、10gnd接到jlink对应(20p)的 5、7、9、13、14gnd。
J-Link Commander 里面找不到小猫的芯片,高手帮帮忙吧,我哪里错了?
以下是执行的输出
------------
SEGGER J-Link Commander V4.14b ('?' for help)
Compiled May 8 2010 16:31:57
DLL version V4.14b, compiled May 8 2010 16:31:37
Firmware: J-Link ARM V8 compiled Dec 1 2009 11:42:48
Hardware: V8.00
S/N : 20090626
Feature(s) : RDI,FlashDL,FlashBP,JFlash,GDBFull
VTarget = 0.000V
J-Link>f
Firmware: J-Link ARM V8 compiled Dec 1 2009 11:42:48
Hardware: V8.00
J-Link>st
VTarget=0.000V
ITarget=0mA
TCK=0 TDI=0 TDO=0 TMS=0 TRES=1 TRST=0
Supported JTAG speeds:
- 48 MHz/n, (n>=4). => 12000kHz, 9600kHz, 8000kHz, ...
- Adaptive clocking
J-Link>usb 0
Connecting to J-Link via USB (Port: 0)
DLL version V4.14b, compiled May 8 2010 16:31:37
Firmware: J-Link ARM V8 compiled Dec 1 2009 11:42:48
Hardware: V8.00
S/N : 20090626
Feature(s) : RDI,FlashDL,FlashBP,JFlash,GDBFull
VTarget = 0.000V
J-Link>i
WARNING: No matching core found. Selecting default core (ARM7).
****** Error: Supply voltage too low (1 Volt is required, Measured: 0.0 Volt).
Please check target power.
JTAG Id: 0x00000000: INVALID
J-Link>
注:linphun 说:现在j-link只有linjtag 2.0.1支持 |
|