NNTP-Posting-Date: Thu, 21 Nov 2002 23:45:18 -0600
From: "David Jones"
Subject: Re: can't find stand alone UART supplier.
Date: Fri, 22 Nov 2002 00:40:16 -0500
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actually someone else pointed out that with a micro, all I don't even need a
uart because it can accept the data serially and make sure it's output in
parallel. so there's no problem, and since I don't need the uarts anymore, I
think the circuit will be smaller.
"Jonathan Kirwan" wrote in message
> On Thu, 21 Nov 2002 22:28:06 -0500, "David Jones"
> >thanks. how much trouble or how much larger do you think the circuit
> >be if I used a microprocessor?
> It'll likely be smaller.
> >do you think I could use the microprocessor
> >to do the job of two uarts and maybe like 4 decoders?
> You'd need to select one that has two uarts, if you are sure
> that's what you want. I haven't read anything that suggests you
> need two uarts, but if you feel a need for two, there are a
> number of micros which have them. It does reduce the field
> some, though.
> >I'm going to need to
> >convert between 1.5bytes and 2 bytes of data from serial format to
> >so I'm starting to think that a microprocessor with a software uart might
> >work better.
> I think it will work better. Of course, I've no idea what it
> is, either.