JLink 找不到 CPU Core...请求帮忙啊！！！！！

论坛里有一些一样的问题，但是都没有解决，我不知道是不是有人解决了...
出现的错误如下：
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SEGGER J-Link Commander V4.08i ('?' for help)
Compiled Jul 31 2009 18:24:44
DLL version V4.08i, compiled Jul 31 2009 18:23:57
Firmware: J-Link ARM V8 compiled Sep 20 2012 13:27:01
Hardware: V8.00
S/N : 20100213
Feature(s) : RDI,FlashDL,FlashBP,JFlash,GDBFULL
VTarget = 3.300V
Info: TotalIRLen = ?, IRPrint = 0x..FFFFC00000000007FFFFFFFFFFFD3000

WARNING: No matching core found. Selecting default core (ARM7).
Info: TotalIRLen = ?, IRPrint = 0x..00000000003FFFFFFFFFFFFF00000000

****** Error: Could not find supported CPU core on JTAG chain
No devices found on JTAG chain. Trying to find device on SWD.

WARNING: No matching core found. Selecting default core (Cortex-M3).

****** Error: Parity error (Data = 0xFFFFFFFF, ReceivedParity = 1)

No device found on SWD.
Cortex-M3 identified.
JTAG speed: 5 kHz
J-Link>
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另一个信息就是下面这个：
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J-Flash ARM V4.08i Error
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Could not find supported CPU core on JTAG chain
Failed to connect
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OK   
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谁知道这个怎么弄啊，我已经搞了两天了

升级驱动！ jlink

0nline 发表于 2012-11-27 21:07
升级驱动！ jlink

已经用了最新的JLink驱动和Firmware......

唉。。。竟然没人能解

顶上去，技术快来帮帮忙

楼主解决没？我也是这样

我也出现这问题，网上有人说是没有bootloader，我的确实是，我就是想用jlink烧uboot的，如果没有uboot，那我们板子怎么办？