今天晚上终于有空了，把错误发上来先：
这是从kermit 看到的：
[q] Goto shell of vivi
Enter your selection: d
Clear the free memory .............................................................
USB host is connected. Waiting a download.
Now, Downloading [ADDRESS:30000000h,TOTAL:2015914]
RECEIVED FILE SIZE: 2015914 (196KB/S, 10S)
Downloaded file at 0x30000000, size = 2015904 bytes
..
Uncompressing Linux..................................................................................................................................
crc error
-- System halted
用DNW2发送：
fc@ubuntu:~/tool/dnw2$ sudo ./dnw2 zImage
idVendor:0x5345 ,ipProduct:0x1234
Target usb device found!
Filename : zImage
Filesize : 2015904 bytes
Writing data ...
100% 2015914 bytes Done!
fc@ubuntu:~/tool/dnw2$
