裸奔第一步之“脱外套”

DNW下载时出现中文乱码，CRT正常，顺序按照教程一步步来，设置无误，请高手解答是怎么回事哈，crt下已经能显示：
#####    Boot for Nor Flash Main Menu   #####
[1] Download u-boot or STEPLDR.nb1 or other bootloader to Nand Flash
[2] Download Eboot to Nand Flash
[3] Download Linux Kernel to Nand Flash
[5] Download CRAMFS image to Nand Flash
[6] Download YAFFS image 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
[o] Download u-boot to Nor Flash
[r] Reboot u-boot
[t] Test Linux Image (zImage)
[q] quit from menu
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我这部都显示不出来。。。。连接串口后就没显示，你有QQ吗，你是刚开始研究这个吗？一起研究吧？？

en .好的啊，339249045

二楼，我的也是连接串口后CRT没显示。