B20 Reinstall uImage

            1. Update uImage on uboot mode 
             a. ready tftp Server,include the uImage directory

             b. get into uboot mode

            step 1:

            #set serverip 192.168.119.200
            #set ipaddr 192.168.119.101
            #ping 192.168.119.200 
            must  show alive 

            you must disable the firewall of your tftp server computer,otherwise tftp will be blocked
            step 2:
            #sf erase 40000 7c0000;tftp 80200000 iSpeaker-ver-1.0.11.bin;

            notice:the ${filesize} is  output result last step,like 55bd1c 

            #sf write 80200000 40000 ${filesize};reset 

            step3:(log in uboot mode again)

            #set imagename iSpeaker-ver-1.0.11;save;reset


            Updated: 30 May 2016 01:35 AM
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