[time-nuts] Thunderbolt Monitor

James Harrison james at talkunafraid.co.uk
Wed Jan 23 20:38:34 UTC 2013


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Absolutely - however, I suspect the MSP430 might be a little too small.

I'd be looking at something like a Raspberry Pi and a serially
attached screen. Adafruit do some lovely boards like these:
http://www.adafruit.com/products/1115

It's not $5 but it's not exactly exorbitant. Or just use a Pi and a
HDMI capable TV if you have one spare.

Cheers,
James Harrison

On 23/01/2013 19:55, Chris Albertson wrote:
> You can't compare the size of a Windows binary to a uP RAM.   If
> you look inside the .exe file you see that 90% of it is dealing
> with the Windows OS.   The actual computations are very, very small
> and don't use even half the 16KB Flash.
> 
> 
> 
> On Wed, Jan 23, 2013 at 10:10 AM, Bob Camp <lists at rtty.us> wrote:
>> Hi
>> 
>> Heathdos.exe 123 KB Heather.exe 572 KB Server.exe 176 KB
>> 
>> (each would be plus what ever they pull from DLL's and the OS)
>> 
>> Ti LaunchPad MSP-EXP430G2 - MSP 430 version ($4.30):
>> 
>> MSP-430G2553 Microcontroller:
>> 
>> 16 KB flash 512 B RAM
>> 
>> MSP-430G2452 Microcontroller:
>> 
>> 8 KB flash 256 B RAM
>> 
>> I suspect you would get about 5% of it into a MSP430.
>> 
>> Bob
>> 
>> 
>> 
>> -----Original Message----- From: time-nuts-bounces at febo.com
>> [mailto:time-nuts-bounces at febo.com] On Behalf Of Chris Albertson 
>> Sent: Wednesday, January 23, 2013 11:44 AM To: Major L. McGee
>> III; Discussion of precise time and frequency measurement 
>> Subject: Re: [time-nuts] Thunderbolt Monitor
>> 
>> I was looking into porting much of LH into an Arduino or TI
>> Launch Pad (msp430) And then a display would be web based.  But
>> then I decided to go back to grad school and there went any free
>> time.
>> 
>> But I think that is that way to go.  The TB is best kept in some 
>> light-out closet and who wants to stand of a step stool to read
>> an LCD when a web interface could put a better display on your
>> smart phone or computer
>> 
>> I did just buy a TI Launchpad.  For $4.30 shipping included I
>> could not resist but I have in mind a MUCH smaller project
>> 
>> On Wed, Jan 23, 2013 at 8:31 AM, Major L. McGee III
>> <majorm at sc.rr.com> wrote:
>>> I have been following this on the list for a while now and was
>>> curious if anyone is actively working on a open source monitor.
>>> I see the one made
>> by
>>> Adam VK4GHZ is no longer being sold.  This got me back on track
>>> for
>> wanting
>>> to make one of my own.
>>> 
>>> I have been using either tbmon or lady heather but always have
>>> issues with
>> a
>>> usb to serial converter when I start the computer.  It will go
>>> haywire and cause it to freeze and make the mouse malfunction.
>>> Once I disconnect the converter (I have tried other makes as
>>> well) it works fine.  Usually I can reconnect the converter and
>>> things will work again.
>>> 
>>> What I would like to do is make a 2 or 4 line lcd readout to
>>> display
>> various
>>> info.  I really liked VK4GHZ's page type selector knob.  I can
>>> see that being very useful.  On a youtube video by n6vmo said
>>> the thunderbolt used
>> a
>>> ASCII Hex and "needs to be converted by using 64 bit floating
>>> point math".
>>> 
>>> So are any of you currently working on this or have decided to
>>> quit and
>> have
>>> any information to share?
>>> 
>>> 
>>> _______________________________________________ time-nuts
>>> mailing list -- time-nuts at febo.com To unsubscribe, go to 
>>> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and
>>> follow the instructions there.
>> 
>> 
>> 
>> --
>> 
>> Chris Albertson Redondo Beach, California 
>> _______________________________________________ time-nuts mailing
>> list -- time-nuts at febo.com To unsubscribe, go to 
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>> follow the instructions there.
>> 
>> 
>> _______________________________________________ time-nuts mailing
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> 
> 
> 
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