68kMLA Classic Interface
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| Click here to select a new forum. | | LED readout of hi/low TTL signal level states: are resistors needed? | Posted by: Trash80toHP_Mini on 2018-07-13 16:08:06
Just that, My guess is that I won't need current limit resistors to show a signal held high at TTL levels. Next question: will a TTL high state current be enough to emit light from the diode?
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