add the purpose of transfer type
modify the typo
add a reference link
LOL
modify the titles of some  reference link
modify the   typesetting
新增 Q&A
add Q&A 1, 2, 3
add Q&A 4
add a reference link
add 10
initialize
add usb descriptor
member update
youtube
price
修正預算
Panasonic RS1 shooter
Panasonic RS1 shooter circuit
deleted:    FUAXYBCFV15TSH1.LARGE.jpg