ВсеГосэкономикаБизнесРынкиКапиталСоциальная сфераАвтоНедвижимостьГородская средаКлимат и экологияДеловой климат
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A Note on the 74HC377 #In future builds I would probably choose to work with the 74HC574 instead. The reason being that the ‘377 doesn’t have tristate outputs - so you require something like the ‘245 to connect to a shared data bus, adding 1 extra chip to your count.，这一点在Line下载中也有详细论述
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