[MakeLV] Using my USB-to-Serial Converter to program the BoArduino

[Josiah Ritchie]

Yeah, that sounds like what Tom was talking about. Thanks!

JSR/
On Jul 7, 2012 11:27 PM, "Rob Roschewsk" <rob at pabut.org> wrote:

> Just thought of something ... I know I said it shouldn't be a problem
> ..... BUT .... real RS232 is usually +/- 15V .... but could be
> anywhere from >3 to 15 .... +/- 5 or +/-12 could be used ... for
> BoArduino you need TTL levels .... I've used RS232 to ttl converter
> chips in the past (way past I bought them in Radio Shack of all
> places) Nowadays I think the MAX232 is in vogue .... $0.56 at digikey
> ... you'll need a few depending on how many signals you need to
> convert http://www.ti.com/lit/ds/symlink/max232.pdf /
> http://www.digikey.com/product-detail/en/MAX232IN/296-6940-5-ND/371562
>
>
>
>
> On Sat, Jul 7, 2012 at 2:10 PM, Josiah Ritchie <josiah at josiahritchie.com>
> wrote:
> > I have a Keyspan USA-19HS USB to serial adapter which uses a TI
> > tusb3410[/url] inside. They refer to this as an "(ACTIVE) RS232/IrDA
> > Serial-to-USB Converter".
> >
> > I'd like to use it to program the BoArduino. I've poked around and the
> > schematics I've seen indicate that all the pins I need in the 6-pin
> > ttl connector are on the Serial connector in the keyspan usb-to-serial
> > adapter.
> >
> > Could I just solder up an adapter or would I need to do more than just
> > that? Tom told me it wasn't quite that easy on Thurs, but I forget
> > what he said needed to be done. Of course, at that time I was assuming
> > my USB-Serial adapter had an FTDI chip in it. What do I need to
> > research to make this happen?
> >
> > Keyspan converter -
> >
> http://www.tripplite.com/en/products/model.cfm?txtSeriesID=849&txtModelID=3914
> > TI tusb3410 - http://www.ti.com/product/tusb3410
> >
> > Thanks,
> > JSR/
> >
> > --
> >
> > http://about.me/josiah
> >
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