A a222k New Member Sep 3, 2008 #21 ic is 74hc04 transister is BC548 RESISTANCE IS 1M OHM CRYSTAL IS 6.00 AND 3.579 MHZ PAPER CAPACATOR IS 104K THERE IS NO MAX232 THIS IS 74HC04 ONLY ONE IC Last edited: Sep 3, 2008
ic is 74hc04 transister is BC548 RESISTANCE IS 1M OHM CRYSTAL IS 6.00 AND 3.579 MHZ PAPER CAPACATOR IS 104K THERE IS NO MAX232 THIS IS 74HC04 ONLY ONE IC