Brian Pin
unread,Mar 7, 2008, 6:33:09 PM3/7/08Sign in to reply to author
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to CSZone 程式設計樂園
Hi,
如果某個USB gadget 正在運行, 然後Host端使用者欲進行firmware upgrade,
假設gadget裡有 flash, 因此 USB gadget把從USB傳來的new firmware寫進
flash的image區裡面, 此時若重新開機的話, 原有的USB connection 是不是就
被disconnect了? 然後reconnect, Host-pc 端的driver就要重load一份, app也
會lost之前的state... 請問有沒有在USB gadget上更新firmware 而不用reconnect
的作法? 一般都是怎麼作呢?
致
禮
Brian