Re: (No Date: Fri, 20 Sep 2002 12:35:57 -0700

Leon,

That's correct. I too used to using reply and it didn't get to the
Listserve.

Thanks

Gene...Later

-----Original Message-----
From: swiftx-bounce_at_forth.com [mailto:swiftx-bounce_at_forth.com] On Behalf
Of Leon Wagner
Sent: Friday, September 20, 2002 12:33 PM
To: Gene Silvernail; Swiftx Listserve
Subject: [swiftx] Re: (No Date: Fri, 20 Sep 2002 12:35:57 -0700

Note to all: Please use your email client's Reply All function to send
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reply to the whole list. It looks like Gene is responding here to a
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didn't post to the list.

If, however you really mean to send a private reply, then use Reply and
make
sure the recipient know it's private (so he in turn can reply privately
to you).

> -----Original Message-----
> From: swiftx-bounce_at_forth.com [mailto:swiftx-bounce_at_forth.com]On
Behalf
> Of Gene Silvernail
> Sent: Friday, September 20, 2002 12:29 PM
> To: Swiftx Listserve
> Subject: [swiftx]
>
>
> Noel,
>
>
> Good thought actually.... I'll look
>
> The 13 100ms is as you state, a delay of 1.3 seconds. That delay is
used
> for the IR source to come up to a stable condition before doing an A/D
> conversion on the output of the thermopile.
>
> I've looked at the IR energy out of the thermopile for both modes,
> compiled and interpreted, and they are identical with the exception
that
> the IR-ON, or the IR source, is on slightly longer when interpreting,
> which is expected...maybe 50 mS.
>
> My only other thinking is that during the interpreting of the typed
line
> The XTL is communicating with the target serially and potentially
> causing a rise in the noise input to the A/D converter. Highly
unlikely
> as this converter, as do all delta-sigma converters, use a SINC5
filter
> which has 120 dB rejection at 60 HZ and multiples there of. You can
> pretty noise before you will see any degradation due to noise. Another
> reason I don't believe this is the route cause is that on the same
board
> I'm switching nearly 2 amperes without any noise artifacts showing in
> the IR data. We will test this for sanities sake anyway.
>
> This is an interesting one. When the super aspect of FORTH,
> keyboard-interpret...text-file compile breaks down things get
> challenging.
>
> Thanks for your reply.
>
> Its generally better talking to somebody else after you've talked to
> yourself for days...just to make sure your still on planet earth.
>
> Gene Silvernail
>
>
> -----Original Message-----
> From: Noel Henson [mailto:noel_at_noels-lab.com]
> Sent: Friday, September 20, 2002 6:47 AM
> To: Gene Silvernail
> Subject: Re: [swiftx] What the hey !.... ATMEGA103
>
> Gene,
> Hope you don't mind my butting-in. I deal IR as well but in the realm
of
>
> remote controls and such.
> I'm assuming that "13 100ms" forms 1.3 second delay. If so, is that
time
>
> critical? If so, could there be a difference in BASE from the compiled
> version to the interactive version?
> Just a thought.
> Noel
>
> Gene Silvernail wrote:
>
> >
> >
> >What is going on....
> >
> >The following data comes from an AD, (24 bit) that is used to read
IR.
> >I get different results depending upon whether the compiled word WWW
is
>
> >Executed verses the words that are making up WWW. All this is done
from
>
> >the XTL console. Why should running the compiled word WWW make any
> >difference versus the running the words that are used to compile WWW.
> >The following are copies from XTL and my editor.
> >
> >Something gotta be nailing the body of the compiled code.TIB ??
> >
> >Any suggestions on how to trouble shoot this would be appreciated.
> >
> >
> >
> >
> >
> >
> >: PICK-CHANNEL ( n-- ) \ Enter with
> >CH1...CH8, or NO-CHAN
> > SPI-ON
> > LTC2408-SPI-MODE
> > 2408-DESELECT \ Must
> leave
> >CS on LTC2408 must be HI
> > SPDR C!
> > ;
> >
> >
> >{
>
>=======================================================================
> >=
> >=
> >
> > GET-DATA stores the 4 bytes from the LTC2408, storing at
> >
> > 2408-DATA bits 31-24 offset 1
> > 2408-DATA+1 bits 23-16 offset 0
> > 2408-DATA+2 bits 15-8 offset 3
> > 2408-DATA+3 bits 7-0 offset 2
> >
> > This is correct for 2@, 2!
>
>=======================================================================
> >=
> >= }
> >
> >
> >
> >: GET-DATA ( n -- )
> > PICK-CHANNEL
> > BEGIN AD-DONE? UNTIL
> > 0 SPDR C! ?SPI-DONE SPDR C@ 1 2408-DATA + C!
> > 0 SPDR C! ?SPI-DONE SPDR C@ 2408-DATA C!
> > 0 SPDR C! ?SPI-DONE SPDR C@ 3 2408-DATA + C!
> > 0 SPDR C! ?SPI-DONE SPDR C@ 2 2408-DATA + C!
> > 2408-DATA 2@ D2/ D2/ D2/ D2/
> > 2408-DATA 2!
> > 0 2408-DATA 1+ C!
> > SPI-OFF
> > ;
> >
> >
> >: IR-ON ( -- )
> > IR-CONTROL PORTD SET-BIT
> > ;
> >
> >
> >: IR-OFF ( -- )
> > IR-CONTROL PORTD CLEAR-BIT
> > ;
> >
> >
> >: WWW ( -- )
> >
> > IR-ON 13 100MS CH1 GET-DATA 2408-DATA 2@ IR-OFF D. ;
> >
> >Compiled WWW code
> >
> >
> >3106 IR-ON RCALL 3AD8
> >3108 (LITERAL) CALL 0E943000
> >310C LITERAL D
> >310E 100MS RCALL BBD8
> >3110 (LITERAL) CALL 0E943000
> >3114 LITERAL 8
> >3116 GET-DATA RCALL F7DE
> >3118 (LITERAL) CALL 0E943000
> >311C LITERAL 8FF
> >311E 2@ CALL 0E944F02
> >3122 IR-OFF RCALL 33D8
> >3124 D. JMP 0C947506 ok
> >
> >
> >
> >
> >
> >HERE IS A TYPICAL SESSION....
> >
> >
> >
> >
> >READCOLD 5372 ok
> >READCOLD 5788 ok
> >READCOLD 5954 ok
> >READCOLD 5718 ok
> >
> >
> >Now we turn the IR source on..climbing values are to expected
> >
> >
> >WWW 350322 ok
> >WWW 359556 ok
> >WWW 367106 ok
> >WWW 372434 ok
> >
> >
> >Here are the words direct..big difference.. eh
> >
> >IR-ON 13 100MS CH1 GET-DATA 2408-DATA 2@ IR-OFF D. 485175 ok IR-ON
13
> >100MS CH1 GET-DATA 2408-DATA 2@ IR-OFF D. 493667 ok IR-ON 13 100MS
CH1
>
> >GET-DATA 2408-DATA 2@ IR-OFF D. 503249 ok IR-ON 13 100MS CH1
GET-DATA
> >2408-DATA 2@ IR-OFF D. 509294 ok
> >
> >
> >Repeating WWW
> >
> >WWW 347811 ok
> >WWW 353093 ok
> >WWW 361707 ok
> >WWW 368330 ok
> >
> >
> >Repeating words direct..
> >
> >
> >IR-ON 13 100MS CH1 GET-DATA 2408-DATA 2@ IR-OFF D. 487014 ok IR-ON
13
> >100MS CH1 GET-DATA 2408-DATA 2@ IR-OFF D. 497636 ok IR-ON 13 100MS
CH1
>
> >GET-DATA 2408-DATA 2@ IR-OFF D. 506249 ok IR-ON 13 100MS CH1
GET-DATA
> >2408-DATA 2@ IR-OFF D. 513419 ok
> >
> >Redoing WWW to this was no help..forced an output value
> >
> >Also forced an output value from within GET-DATA..worked fine
> >
> >: WWW
> >
> > IR-ON 13 100MS CH1 GET-DATA
> > { 2408-DATA 2@ }
> > 1234567.
> > IR-OFF D.
> > ;
> >
> >
> >IR-ON 13 100MS CH1 GET-DATA 1234567. IR-OFF D. 1234567 ok IR-ON 13
> >100MS CH1 GET-DATA 1234567. IR-OFF D. 1234567 ok WWW 1234567 ok
> >WWW 1234567 ok
> >WWW 1234567 ok
> >IR-ON 13 100MS CH1 GET-DATA 1234567. IR-OFF D. 1234567 ok
> >IR-ON 13 100MS CH1 GET-DATA 1234567. IR-OFF D. 1234567 ok
> >
> >
>
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Received on Fri Sep 20 2002 - 12:45:30 PDT