[DeTomaso] NPC - Window memories
michael@michaelshortt.com
michaelsavga at gmail.com
Sun Jan 27 12:04:51 EST 2013
I still have my 1986 HP110 laptop ($4,000 back then), a real badass 256k
"address book" with LCD screen.
Sometimes it doesn't pay to be a lead adopter.
Michael Shortt
On Jan 27, 2013 11:27 AM, "Tom Shinrock" <tmshinro at aol.com> wrote:
>
> Everyone's accounts working with early Windows versions made me smile.
> When I was in college, we still used slide rules my freshman year and when
> one of the dormies got a TI 4 function calculator (with LED display) it was
> like looking into the future. I used IBM punch cards when taking Fortran
> classes. PCs came out after I had started my first job and used DOS (I
> still have a Microsoft DOS manual). My boss only bought one PC for the
> engineering department because the price was so high and after watching a
> sales demo he asked me what I thought of the machines. I told him I could
> see where everyone in the office should have one and he looked at me like I
> was crazy.
>
> Tom (getting older by the day)
> #5186
>
>
>
>
>
> -----Original Message-----
> From: gow2 <gow2 at rc-tech.net>
> To: Jerry Knotts <knottsj at galstar.com>
> Cc: detomaso <detomaso at poca.com>; michael <michael at michaelshortt.com>
> Sent: Sun, Jan 27, 2013 9:57 am
> Subject: Re: [DeTomaso] Optical turn signal control
>
>
> Ironically, last night we were cleaning some shelves in the basement. I
> pulled out a 1/2 dozen windows 95 books. They are headed for the wood
> burner if anyone want's one!
>
>
>
> >
> > Give it another 1000 years and it will be known for what it was really
> > worth. That's when they had realized that everyone knew to only install
> > alternating versions of windows. Only the ones ending in an odd number
> > worked at all.
> >
> > jerry
> >
> > On 1/26/2013 3:29 PM, michael at michaelshortt.com wrote:
> >>
> >> You both know that Windows ME was best!
> >>
> >> :-)
> >>
> >> Michael
> >>
> >> On Jan 26, 2013 4:24 PM, "Jerry Knotts" <knottsj at galstar.com
> >> <mailto:knottsj at galstar.com>> wrote:
> >>
> >>
> >> I thought XP was the cats meow. It was the first Windows that could
> >> emulate the 1984 Apple operating system and not have "the blue
> >> screen of
> >> death" occur periodically.
> >>
> >> Started in computers in 1965 on a RAMAC,
> >> jerry
> >>
> >> On 1/26/2013 2:53 PM, Charles McCall wrote:
> >> > That's awesome!
> >> >
> >> > I remember Windows 3.1... and 3.11... and how 95 would be so
> >> great....
> >> >
> >> > Charles McCall
> >> > Raising Pantera Awareness Across Europe
> >> > 1985 DeTomaso Pantera #9375
> >> > http://www.poca.com/index.php/gallery/?g2_itemId=2323
> >> >
> >> >
> >> > -----Original Message-----
> >> > From: detomaso-bounces at poca.com
> >> <mailto:detomaso-bounces at poca.com>
> >> [mailto:detomaso-bounces at poca.com
> >> <mailto:detomaso-bounces at poca.com>] On Behalf
> >> > Of gow2 at rc-tech.net <mailto:gow2 at rc-tech.net>
> >> > Sent: sábado, 26 de enero de 2013 21:41
> >> > To: David Fisher
> >> > Cc: POCA list
> >> > Subject: Re: [DeTomaso] Optical turn signal control
> >> >
> >> > Had a guy her servicing our Laser a couple weeks ago. I talked
> >> about doing
> >> > things in Windows 3.1. He gave me a blank stare. I said, "you
> >> know before
> >> > Windows95?"......."What's Windows95?".....
> >> >
> >> >
> >> >
> >> >
> >> >> It looks like you are having a lot of fun. I'll date myself,
> >> but I
> >> >> recall
> >> >> making a x y milling controller off a Z80 eval board. Pretty
> >> satisfying
> >> >> to get all the things to work together.
> >> >>
> >> >> Keep all the creativity coming... love to see it.
> >> >>
> >> >> David
> >> >>
> >> >>
> >> >>
> >> >> On Sat, Jan 26, 2013 at 8:13 AM, <gow2 at rc-tech.net
> >> <mailto:gow2 at rc-tech.net>> wrote:
> >> >>
> >> >>>> Cool stuff... do tell more...
> >> >>>>
> >> >>>> David
> >> >>>>
> >> >>>>
> >> >>>
> >> >>>
> >> >>> The control for the turn signal encoder is called the Arduino.
> >> The
> >> >>> Arduino
> >> >>> is what I call "a micro controller for dummies". These type of
> >> platforms
> >> >>> are becoming very popular. Arduino is one of the most popular
> >> platforms
> >> >>> with an enormous wealth of information.
> >> >>>
> >> >>> I call it a micro controller for dummies because yu don't have
> >> to
> >> >>> understand much about the micro controller. Configuring and
> >> programing
> >> >>> is
> >> >>> basic. If you have done ANY basic level introductory program
> >> you can
> >> >>> follow the examples which are plentiful through Google and
> >> books. It is
> >> >>> just about getting the syntax right.
> >> >>>
> >> >>> The Arduino has a compiler (free download). The Arduino plugs
> >> into a USB
> >> >>> on the computer. If you want to control say a servo, in a Micro
> >> >>> Controller
> >> >>> you may have to create a signal at a specific pulse width to
> >> operate the
> >> >>> servo. In the Arduino, you make a note in the beginning to add
> >> a servo,
> >> >>> name an item a servo then tell the item to move to a position.
> >> It's that
> >> >>> simple. The rest is how you nest your program to do what you
> >> want.
> >> >>>
> >> >>> There is an explosion of these sort of boards right now. I
> >> would say the
> >> >>> Arduino is one of the most popular for this sort of
> >> application. Radio
> >> >>> Shack is even carrying these now; along with the LCD I use,
> >> and intro
> >> >>> boook, etc.
> >> >>>
> >> >>> Someone directed me to a new board this week which...is not
> >> really what
> >> >>> I
> >> >>> need here, but is unbelievable. It is basically a computer
> >> which runs
> >> >>> linux in the same configuration with massive inputs and
> >> outputs. It is
> >> >>> called the Raspberry and is ....$35. !!!!!
> >> >>>
> >> >>> http://www.alliedelec.com/lp/120626raso/
> >> >>>
> >> >>> Back to the Arduino. I start with the "Uno" which is a
> >> prototyping
> >> >>> board:
> >> >>>
> >> >>> http://arduino.cc/en/Main/arduinoBoardUno
> >> >>>
> >> >>> It has 14 digital input/output pins and 6 analog input output
> >> pins. I
> >> >>> work
> >> >>> out the logistics with the prototyping board then move to a
> >> more solid
> >> >>> solution.
> >> >>>
> >> >>> I have circuit boards made for the NANO which is pretty much
> >> the same
> >> >>> thing except it is designed to be soldered on a board:
> >> >>>
> >> >>>
> >> >>> http://arduino.cc/en/Main/arduinoBoardNano
> >> >>>
> >> >>> The circuit boards I have made are designed to hook up the
> >> things I need
> >> >>> such as a voltage converter to take the voltage from 12v to 5,
> >> sockets
> >> >>> for thermocouple chips, encoder counters, pull up/down
> >> resisters, mods
> >> >>> etc. It is a flexible circuit in which I am on my 3rd rendition.
> >> >>>
> >> >>> The encoder itself is not hard but the timing can be tricky.
> >> The encoder
> >> >>> has 2 LED emitters/detectors. They are staggered 1/2 wave. The
> >> logic is
> >> >>> to
> >> >>> read the separate waves. If both are high and one goes low,
> >> you know
> >> >>> which
> >> >>> direction it is moving. Each move provides a count.
> >> >>>
> >> >>> The tricky spot is timing. If you are doing things in the
> >> program when
> >> >>> the
> >> >>> count comes across, you will miss it. A separate chip is used
> >> to take
> >> >>> care
> >> >>> of the logic. It is a very simple chip which works well for this
> >> >>> application. It tags the Arduino on 2 pins. One pin is an
> >> interrupt. It
> >> >>> gives direction and count +/- 1. The interrupt is the key
> >> because at
> >> >>> every
> >> >>> count it interrupts the program and updates the count so
> >> nothing is
> >> >>> missed. Works very well for this application.
> >> >>>
> >> >>> The arduino will also manage 8 servos on the heaterbox in a
> >> constant
> >> >>> loop.
> >> >>> If an input condition has changed it will turn on the servo,
> >> move it,
> >> >>> and
> >> >>> turn it off.
> >> >>>
> >> >>> There is a whole group of conditions going on in the turn signal
> >> >>> process.
> >> >>> It will control each of the 4 turn signals and flashers via a
> >> power
> >> >>> mosfet. It has a few things to consider; position of the
> >> wheel, are the
> >> >>> flashers and turn signals on at the same time, are the lights
> >> on (the
> >> >>> front marker is both marker and turn signal), manual cancel,
> >> etc.
> >> >>>
> >> >>> I can do creative things like make the front marker both a
> >> turn signal
> >> >>> and
> >> >>> a marker. If flashers and turn signals are on, I will flash
> >> 2x, turn
> >> >>> signal 2x, flash 2x, etc. If I leave the turn signal on for 5
> >> min, turn
> >> >>> them off. Things like that.
> >> >>>
> >> >>> he left is the prototype. The right is the actual column. You
> >> are seeing
> >> >>> the bottom of the column:
> >> >>>
> >> >>> http://www.rc-tech.net/cars2/panttransam/turn/turn3.jpg
> >> >>>
> >> >>> I have been working through the learning curve on the
> >> prototype. This
> >> >>> involves making a lot of mistakes, figuring out what I have
> >> done and
> >> >>> getting it right. A soldered board is so much better when done
> >> right the
> >> >>> first time. As I get parts nailed down, I hope to begin putting
> >> it
> >> >>> together in the car Sunday with some finish wiring. So much
> >> still to do.
> >> >>>
> >> >>> The mile stone for me was getting the encoder to read reliably
> >> without
> >> >>> error which I have done. That above all was the hardest part.
> >> The rest
> >> >>> is
> >> >>> just logistics.
> >> >>>
> >> >>>
> >> >>> Gary
> >> >>>
> >> >>>
> >> >>>
> >> >>>
> >> >>>
> >> >>>
> >> >>>
> >> >>>
> >> >>>
> >> >>>> On Fri, Jan 11, 2013 at 2:51 PM, <gow2 at rc-tech.net
> >> <mailto:gow2 at rc-tech.net>> wrote:
> >> >>>>
> >> >>>>> Here are some parts being used to build the encoder based turn
> >> >>> signal:
> >> >>>>> http://www.rc-tech.net/cars2/panttransam/turn/turn.jpg
> >> >>>>>
> >> >>>>> _______________________________________________
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