當開關CapsLock,NumsLook和ScrollLook功能時,HID主機將相關指示燈的狀態(tài)發(fā)送給HID鍵盤,如何回調主機發(fā)送的數(shù)據(jù)呢?USB鍵盤是OUT? 01 01 CTL 00 21 09 00 02 00 00 01 00(NumsLook開),OUT? 01 03 CTL 00 21 09 00 02 00 00 01 00(NumsLook開 CapsLock開)
熱門產(chǎn)品 :
CH32X035: 32位USB+USB PD單片機