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Crossover or "Null Modem" vs. Straight Through Serial Cable - Decisive
Null modem cable
Null modem cable wiring
Crossover or "null modem" vs. straight through serial cableAtari db9 modem handshake null pc port Cable null modem db9 wiring serial straight crossover through vs standard cts does dtr rts dsr terminal rxd txd handshakeNull modem vs crossover cable.
Null modem cable.gif .
