Loading ...
Sorry, an error occurred while loading the content.

109RE: [tracker2] Ok Now What?

Expand Messages
  • scott@opentrac.org
    Mar 31, 2006
    • 0 Attachment
      Before the MAX232, actually.. it'll most likely be a 2N3904 with a pull up
      to 5 volts, so that an input on the base pulls it low - same as the RX side
      of the tracker itself. I'll come up with a schematic after I get the shells
      and see what will fit.

      Scott

      > -----Original Message-----
      > From: tracker2@yahoogroups.com
      > [mailto:tracker2@yahoogroups.com] On Behalf Of Jason Rausch
      > Sent: Friday, March 31, 2006 6:39 PM
      > To: tracker2@yahoogroups.com
      > Subject: RE: [tracker2] Ok Now What?
      >
      > Scott, do you have a basic schematic for the
      > MAX232/Inverter circuit? When we talked you told me
      > that the serial routine was already inverted, so an
      > addition transistor will have to be added after the
      > MAX232 to "un-invert" the signal. I think I have
      > enough parts laying on my bench to make up somthing
      > for testing.
      >
      > Jason KE4NYV
      > RPC Electronics
      > www.rpc-electronics.com
      >
      > --- scott@... wrote:
      >
      > > Ok. For what it's worth, production units won't
      > > require this initial load -
      > > they'll have a working firmware image loaded
      > > already, which should reduce a
      > > lot of the difficulties.
      > >
      > > Also, I found some connector shells like the ones
      > > you see for gender
      > > changers - I'm going to see if I can fit a MAX232
      > > adapter in one. If so,
      > > I'll make a bunch of those for GPS receivers and
      > > weather stations that need
      > > true RS-232 levels.
      > >
      > > Scott
      > >
      > >
      > > _____
      > >
      > > From: tracker2@yahoogroups.com
      > > [mailto:tracker2@yahoogroups.com] On Behalf
      > > Of Brian B. Riley (N1BQ)
      > > Sent: Friday, March 31, 2006 5:56 PM
      > > To: tracker2@yahoogroups.com
      > > Subject: Re: [tracker2] Ok Now What?
      > >
      > >
      > > two others, one running XP Home and an old Thinkpad
      > > 365 XD with Win 98 SE.
      > >
      > > I will give them a try tomorrow morning.
      > >
      > > On Mar 31, 2006, at 8:40 PM, <scott@...>
      > > wrote:
      > >
      > >
      > >
      > > Hmm, not sure what would be causing that then. I've
      > > never had it hang during
      > > programming. Do you have another computer you could
      > > try it with?
      > >
      > > Scott
      > >
      > >
      > >
      > > _____
      > >
      > > From: tracker2@yahoogroups.com
      > > [mailto:tracker2@yahoogroups.com] On Behalf
      > > Of Brian B. Riley (N1BQ)
      > > Sent: Friday, March 31, 2006 5:10 PM
      > > To: tracker2@yahoogroups.com
      > > Subject: Re: [tracker2] Ok Now What?
      > >
      > >
      > > normal real serial ports (16550s I think) WinXP on
      > > an Athlon 2100+ core with
      > > 1GB RAM)
      > >
      > > On Mar 31, 2006, at 7:48 PM, <scott@...>
      > > <scott@...>
      > > wrote:
      > >
      > >
      > >
      > > The bootloader flashes red when it first starts,
      > > then green when the clock
      > > oscillator starts. If no other code is loaded, it
      > > immediately resets and you
      > > get the red/green flashing pattern.
      > >
      > > Are you using a USB to serial adapter? What
      > > operating system?
      > >
      > > Scott
      > >
      > >
      > >
      > > _____
      > >
      > > From: tracker2@yahoogroups.com
      > > [mailto:tracker2@yahoogroups.com] On Behalf
      > > Of Brian B. Riley (N1BQ)
      > > Sent: Friday, March 31, 2006 4:34 PM
      > > To: tracker2@yahoogroups.com
      > > Subject: Re: [tracker2] Ok Now What?
      > >
      > >
      > > well, that is what seemed to do it earlier. I went
      > > back and tried it again,
      > > and this time I cannot get past the "waiting to
      > > connect reset the open
      > > tracker message"
      > >
      > > There is no documentation here so I am flying blind.
      > >
      > > First of all what is the significance of the LED
      > > flashing green/red ??? It
      > > seems like that is a normal state for the bootloader
      > > running?????
      > >
      > > When it did let me get to selecting a firmware file,
      > > the LED changed to all
      > > green, what does that mean?
      > >
      > > I have checked resistor and cap values against the
      > > list and all that seems
      > > right. I put my extra magnifier on and checked for
      > > solder bridges and that's
      > > OK.
      > >
      > > I simply don't know to which way to go at this
      > > point.
      > >
      > >
      > >
      > >
      > >
      > >
      > >
      > > cheers ... 73 de brian riley, n1bq , underhill
      > > center, vermont
      > > <n1bq@...>
      > >
      > >
      > >
      > > On Mar 31, 2006, at 5:12 PM, <scott@...>
      > > wrote:
      > >
      > >
      > >
      > > Try connecting power AFTER you click the 'connect'
      > > button. Might be more
      > > reliable in this case.
      > >
      > > Scott
      > >
      > >
      > >
      > > _____
      > >
      > > From: tracker2@yahoogroups.com
      > > [mailto:tracker2@yahoogroups.com] On Behalf
      > > Of Brian B. Riley (N1BQ)
      > > Sent: Friday, March 31, 2006 9:55 AM
      > > To: Open Tracker 2
      > > Subject: [tracker2] Ok Now What?
      > >
      > >
      > > Board seems to be up and running ...
      > >
      > > No Smoke, No Shorts. I Put power to it with chips in
      > > place and I get a
      > > flashing red/green LED.
      > >
      > > Downloaded all the the OT2 Stuff from the
      > > "development" Menu, connected a
      > > DB9F to DB9F serial cable with a Null Modem adapter
      > > and after several rounds
      > > of nothing happening when I selected COM1, "erase",
      > > and removed/restored
      > > power, it finally asked me for a filename. I gave it
      > > OT2.s19, the LED went
      > > to solid green and the screen said "standby writing
      > > data" and ... NADA ...
      > > it just sits there no progress bar, nothing ... I
      > > crashed out of the program
      > > and started from scratch, and the same thing,
      > > flashing red/green LED turns
      > > to solid green, and nothing.
      > >
      > > Now What?
      > >
      > >
      > >
      > >
      > >
      > > cheers ... 73 de brian riley, n1bq , underhill
      > > center, vermont
      > > <n1bq@...>
      > >
      > >
      > >
      > >
      > >
      > > SPONSORED LINKS
      > > Craft
      > >
      > <http://groups.yahoo.com/gads?t=ms&k=Craft+hobby&w1=Craft+hobb
      > y&w2=Hobby+and
      > >
      > +craft+supply&w3=Ham+radio&c=3&s=60&.sig=YqiuyVwjnQFdynnsmMwVWg>
      > > hobby
      > > Hobby
      > >
      > <http://groups.yahoo.com/gads?t=ms&k=Hobby+and+craft+supply&w1
      > =Craft+hobby&w
      > >
      > 2=Hobby+and+craft+supply&w3=Ham+radio&c=3&s=60&.sig=VduRJqNqUo
      > 9QkUiTI-knAA>
      > > and craft supply Ham
      > >
      > <http://groups.yahoo.com/gads?t=ms&k=Ham+radio&w1=Craft+hobby&
      > w2=Hobby+and+c
      > >
      > raft+supply&w3=Ham+radio&c=3&s=60&.sig=sl_TRqZTiP_WHSLe6P3ybA>
      > > radio
      > >
      > > _____
      > >
      > >
      > === message truncated ===
      >
      >
      >
      >
      > Yahoo! Groups Links
      >
      >
      >
      >
      >
      >
      >
      >
    • Show all 15 messages in this topic