使用的tiny6410 256M的开发板，在使用dnw下载示例的程序时，出现如下错误
[root@localhost dnw_1]# lsmod | grep secbulk
secbulk 2188 0
[root@localhost dnw_1]# rmmod secbulk
[root@localhost dnw_1]# insmod secbulk.ko
[root@localhost dnw_1]# ./dnw /root/wm/code/leds_c_sp/led.bin
file name : /root/wm/code/leds_c_sp/led.bin
file size : 228 bytes
Writing data...
1% 4 bytes failed!
[root@localhost dnw_1]# ./dnw /root/wm/code/leds_c_sp/led.bin
file name : /root/wm/code/leds_c_sp/led.bin
file size : 228 bytes
Writing data...
failed!
