RE: Serial Port Question

From: COPLIN, Nicholas. (
Date: 2000-08-21 03:28:11

[COPLIN, Nicholas.]  Hi Mike 
> I decided I might try and make a simple "switch" for one of my serial port
> devices.  To do this, I used a 4066 quad bi-lateral switch IC.  Four of
> the serial port lines are switched: SRQIN, ATN, CLK, and DATA.  GNDs were
[COPLIN, Nicholas.]  When inactive, the IEC lines are connected to
"nothing", well they are "Open Collector" type levels from the 7406.  I
specifically don't know if the 4066 replicates that.  My Handic VicSwitch
uses 4059 or 4051 (I can't remember without going home and openning the


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