出现错误提示：ERROR: No CPU is detected(ID=0xffffffff)
用sjf2410工具将BIOS烧写到Nand Flash中出现以下问题，从而导致不能继续下去：
C:\Documents and Settings\Administrator\桌面\ST2410_V3.0_03\Flash烧写>sjf2410 /f
:ST2410_BIOS_I.bin
+------------------------------------+
| SEC JTAG FLASH(SJF) v 0.4 |
| (S3C2410X & SMDK2410 B/D) |
+------------------------------------+
Usage: SJF /f: /d=
ERROR: No CPU is detected(ID=0xffffffff).
[SJF Main Menu]
0:K9S12(56)08 prog 1:28F128J3A prog 2:AM29LV800 Prog 3:SST39VF160 Prog
4:Memory Rd/Wr 5:Exit
Select the function to test:
此时输入0后，就结束了关键是没有找到cpu：
ERROR: No CPU is detected(ID=0xffffffff).
折腾了很久
原因DragonJTAG 上面有个小红按钮，要选sjf模式才行。上电默认是wiggler模式。有LED指示灯的
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