Re: Plus/4 RS232 woes

From: Mike Stein <*mhs.stein_at_gmail.com*> Date: Mon, 3 Sep 2018 12:27:58 -0400 Message-ID: <F8CE396D0002405581551E8EC4E25C41@310e2> · mhs.stein_at_gmail.com

----- Original Message ----- 
From: "smf" <smf@null.net>
To: <cbm-hackers@musoftware.de>
Sent: Monday, September 03, 2018 4:04 AM
Subject: Re: Plus/4 RS232 woes


> Half duplex uses RTS to mean "I'm ready to send" (hence the name), full 
> duplex uses RTS to mean "I'm ready to receive".
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And exactly how do you select this?

> 
> The 6551 may have been designed for half duplex.
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So the datasheet is wrong when it says that it can do both full- and half-duplex?