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| 错误信息: #####    Boot for Nand Flash Main Menu  #####
 #####     EmbedSky USB download mode     #####
 
 [1] Download u-boot or STEPLDR.nb1 or other bootloader to Nand Flash
 [2] Download Eboot (eboot.nb0) to Nand Flash
 [3] Download Linux Kernel (zImage.bin) to Nand Flash
 [5] Download CRAMFS image to Nand Flash
 [6] Download YAFFS image (root.bin) to Nand Flash
 [7] Download Program (uCOS-II or TQ2440_Test) to SDRAM and Run it
 [8] Boot the system
 [9] Format the Nand Flash
 [0] Set the boot parameters
 [a] Download User Program (eg: uCOS-II or TQ2440_Test)
 [b] Download LOGO Picture (.bin) to Nand  Flash
 [l] Set LCD Parameters
 [n] Enter TFTP download mode menu
 [r] Reboot u-boot
 [t] Test Linux Image (zImage)
 [q] quit from menu
 Enter your selection: 6
 USB host is connected. Waiting a download.
 Length of file is too big : 95035776 > 63561596
 
 NAND erase: device 0 offset 0x500000, size 0xfb00000
 Skipping bad block at  0x015e0000
 Skipping bad block at  0x02b00000
 Skipping bad block at  0x031e0000
 Skipping bad block at  0x09220000
 Erasing at 0xffe0000 -- 100% complete.
 OK
 
 NAND write: device 0 offset 0x500000, size 0x0
 
 
 0 bytes written: OK
 
 #####    Boot for Nand Flash Main Menu  #####
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