The jumper is indeed missing. If someone wants to install one, they will need a
very low profile switch. I got what I thought was pretty low profile, but it
was just slightly too tall. But I didn't care much that I couldn't put the
switch cover back on so I left it that way.
Original
The service manual lists it as PN YJF02S041Z but no hits for this.
Kyocera makes connectors, so I assume that was the manufacturer of that
connector. But I am not seeing anything that matches. Somebody is still
making the connector because I see it all the time inside of products
like
Thanks Brian. This is very helpful information!
On 11/26/2023 3:33 PM, Brian K. White wrote:
On 11/26/23 11:21, Scott McDonnell wrote:
So, I ended up buying a Brother FB100 disk drive because I stumbled
on one for a good price. I already have the backpack drive, so a real
TPDD wasn't
On 11/9/2023 1:49 PM, Kenneth Pettit wrote:
On 11/9/23 10:30 AM, John R. Hogerhuis wrote:
As to graphics... that's a horse of a different color. There are text
block graphics codes.
For pixel graphics... you may be able to subclass the PSET/ LINE
commands but I don't know. Maybe someone
===
John R. Hogerhuisjhoger at pobox.com
I ended up with a small qty of 10.4" monochrome LCDs and was asking
around for ideas what to do with them. In one of my other groups, it was
suggested to get one working as a display for a model 100 and I thought
that was a great idea. Probably the most compatible way to do this would
be to
For those wondering what is causing the duplicate posts to the list, the reason
I have found is using Reply All instead of just Reply when replying to messages
in the group.
Maybe a good thing you never found it! You might not have done the Kicad
schematic.Great work and thanks so much for sharing it!
Original message From: Henner Zeller Date:
7/30/22 12:51 AM (GMT-05:00) To: m...@bitchin100.com Subject: Re: [M100]
TRS-80 Model 100 schematic
socket. Plus there
are old commercial roms and new accessories like REX that only fit in the
original socket with the original pinout that you want to remain compatible
with.-- bkwOn Sun, Jul 3, 2022, 5:45 PM Scott McDonnell
wrote:Yes that was me. I ordered the boards and
the 3D printed parts
Yes that was me. I ordered the boards and the 3D printed parts, but I ended up
just installing a ZIF socket in both of my RB5X robots as that was more
convenient both for programming the parts and using them. After I had
disassembled the robot, I realized that the footprint for the custom molex
I have probably mentioned this before. My main hobby interest is 80s robotics.I
am curious if anyone knows of, has references to, etc... any robotics projects
using the M100.I originally bought my first M100 to control an RB5X and
Heathkit Hero robot via the serial port. The plan was to use
This is awesome. Thank you, Birt!
From: bir...@soigeneris.com
Sent: Wednesday, March 23, 2022 3:23 PM
To: m...@bitchin100.com
Subject: Re: [M100] Tandy 200 recap list?
Here is a color-coded map with Nichicon part numbers:
As an additional cable option, I have this and used it with my M100 no problem.
Both with an Android Set-top box and with a Windows PC.
It is a direct connection. No adapters needed.
https://www.amazon.com/gp/product/B07KYR6B1G/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8=1
From: Tom Wilson
I have been using these for about a year now:
https://www.jameco.com/webapp/wcs/stores/servlet/ProductDisplay?langId=-1=10001=10001=220943
But this would also be fine:
https://www.jameco.com/webapp/wcs/stores/servlet/ProductDisplay?storeId=10001=-1=10001=2289175
From: Patrick McDougal
Sent:
I have been using these for about a year now:
https://www.jameco.com/webapp/wcs/stores/servlet/ProductDisplay?langId=-1=10001=10001=220943
But this would also be fine:
https://www.jameco.com/webapp/wcs/stores/servlet/ProductDisplay?storeId=10001=-1=10001=2289175
From: Patrick McDougal
Sent:
Heck yeah! Put me down for one as well.
From: Ken Pettit
Sent: Thursday, August 19, 2021 12:49 PM
To: m100@lists.bitchin100.com
Subject: Re: [M100] Model 100 battery cover
I have a whole stack of original M100 battery covers down in the garage
somewhere. Give me until the weekend to dig
e can help you if the
above does not.
Original message From: Peter Vollan
Date: 8/11/21 12:33 AM (GMT-05:00) To: m...@bitchin100.com Subject: Re:
[M100] mComm " no such file or directory"On Tue, 10 Aug 2021 at 17:49, Scott
McDonnell wrote:Are you starting it with
Are you starting it with the command python3 mcomm.py?
Original message From: Peter Vollan
Date: 8/10/21 8:39 PM (GMT-05:00) To: m...@bitchin100.com Subject: [M100]
mComm When I run mComm on my linux box, I get: File "/usr/bin/mcomm", line 6
subprocess.call(["python3",
Well, maybe I figured it out. I have a habit of using “Reply All” from work
emails. Maybe the list email is somehow ending up in the blind carbon copy
field when I do that. That last email (and this one) I was careful use only
REPLY.
Anyway, this strayed off topic. Sorry.
From: Bert Put
Sent:
what's happening with your email because I always see two
identical emails from you when you post to the list :-)
Regards, Bert
On 7/31/21 6:16 PM, Scott McDonnell wrote:
> Yeah. Strange. No attachment and no basic listing on my email reader
> (which is just Windows Mail.)
>
>
Yeah. Strange. No attachment and no basic listing on my email reader (which is
just Windows Mail.)
I do see the basic listing on the list archive webpage. Also hyperlinks to
attachments that it says were scrubbed.
Yeah. Strange. No attachment and no basic listing on my email reader (which is
just Windows Mail.)
I do see the basic listing on the list archive webpage. Also hyperlinks to
attachments that it says were scrubbed.
didn't like the tokenized binary. Okay, I
just noticed the .DO file didn't match the .BA file anyway. I will "resave"
the de-tokenized .DO file and post to my Personal Libraries section. Should
only take a few minutes.
Ken
On 7/31/21 3:38 PM, Scott McDonnell wrote:
No attachments
didn't like the tokenized binary. Okay, I
just noticed the .DO file didn't match the .BA file anyway. I will "resave"
the de-tokenized .DO file and post to my Personal Libraries section. Should
only take a few minutes.
Ken
On 7/31/21 3:38 PM, Scott McDonnell wrote:
No attachments
.. the "moon craters" are created in a BASIC string
variable that just get's printed over and over on line 7 of the LCD. The
location of the moon craters in the string is what is changing.
Ken
On 7/31/21 3:09 PM, Scott McDonnell wrote:
I didn’t assume Ken was talking abou
.. the "moon craters" are created in a BASIC string
variable that just get's printed over and over on line 7 of the LCD. The
location of the moon craters in the string is what is changing.
Ken
On 7/31/21 3:09 PM, Scott McDonnell wrote:
I didn’t assume Ken was talking abou
I didn’t assume Ken was talking about the Model 100 because he did not
specifically mention that. Sounded like one of those 10-liner competitions.
But yeah, if this was on the Model 100, I am definitely interested, too!
Release it! Release it!
From: Philip Avery
Sent: Saturday, July 31, 2021
Oh, that was easier than I thought. The Google game is https://chromedino.com/
From: Scott McDonnell
Sent: Friday, July 30, 2021 11:10 AM
To: m...@bitchin100.com
Subject: Re: [M100] Dungeon Warrior - Game...
For a side scroller, a good place to start would probably be the simple game
. An adventure game with
some animation sounds like fun. I’m having trouble envisioning the side
scroller. I’d be interested in how that would be implemented. It’s given me
an idea or two that I might investigate further.
Lloyd
From: M100 On Behalf Of Scott McDonnell
Sent: Thursday, July 29
I am definitely interested in checking this out. I have been wanting to
understand game programming on the M100.Unfortunately I have not had the time
to try it yet so I had no comments to give except thank you for sharing it with
us!Someday, I want to attempt an adventure game with some
Oh, and wrap it with saran wrap after applying the creme so it doesn't dry out.
Forgot to mention that part.
Original message From: Scott McDonnell
Date: 7/27/21 9:12 PM (GMT-05:00) To:
m...@bitchin100.com Subject: Re: [M100] How to clean plastic? I used the cream
developer
I used the cream developer and just covered the screen with blue masking tape.I
then put it under my UV lamp rig for a week (set up one weekend, and pulled it
out the next weekend.) My UV lamps are not very strong, so better lamps or the
sun would be faster. I actually think it is the heat more
drug store. =)Tom
wilsonwilso...@gmail.com(619)940-6311 On Tue, Jul 20, 2021 at 4:40 PM Scott
McDonnell wrote:Regarding the recommendation for
using shorter tapes, what I had always been lead to understand is that the
longer tapes put more of a load on the tape motor, so it can run a
Regarding the recommendation for using shorter tapes, what I had always been
lead to understand is that the longer tapes put more of a load on the tape
motor, so it can run a bit slower. That was for computer specific data cassette
decks. Not sure if that holds true with a standard deck also.
“That IS a bit risky. Ideally there should be some sort of current limit to
avoid drawing more than 50 or 60 ma. But I don't know how to do that in a small
practical way.”
Wouldn’t a 82 (or 100 for 50ma) ohm resistor in series do the trick?
Scott M.
From: Brian White
Sent: Sunday, July 11,
as well.
I think they do use the same PCMCIA board. But the rear panel isn’t going to
work if it is the wrong model.
I will look some more over the next few days. My storage space is a bit of a
disaster at the moment.
From: Greg Swallow
Sent: Thursday, July 8, 2021 11:23 PM
To: Scott McDonnell
terminals. It doesn't
seem to like the VIA chipset.
Original message From: Greg Swallow Date:
7/8/21 8:18 PM (GMT-05:00) To: Scott McDonnell Subject:
Re: [M100] Converting Thin Client to PC Scott,
That would be great!
GregS <><
Jul 8, 202
be willing to part
with the spare PCMCIA board. I thimk I have the replacement rear plate for
that too.
Original message From: Greg Swallow Date:
7/8/21 2:03 PM (GMT-05:00) To: Scott McDonnell Subject:
Re: [M100] Converting Thin Client to PC Scott,
V90 is faster than
I use the Wyse thin clients quite a bit at my work for small single-purpose
test PCs with DOS and also at home. I have not seen a V90LE with PCMCIA, but
the V10 can be found with PCMCIA. I have a few of those running.
My only real problem with using them for retro-computing is that they have
I am in for 4 pairs. Not a huge order, I know, but I only have the 2 computers
and don't do any repairs for others.
Original message From: Jamie Nichol Date:
7/7/21 5:39 PM (GMT-05:00) To: Model 100 Discussion
, m...@bitchin100.com Subject: Re: [M100] New zebra
strips for
On one the M100s I repaired earlier this year, it was not so much the zebra
strips, but that they seemed to have shrunk. I had to apply thick tape inside
of the metal LCD frame to increase the pressure on the strip. I think new
zebra strips of the correct height would save quite a few M100s. I
Lloyd,
I have successfully fixed vertical line issues with a Model 100, but I am not
sure about a horizontal line. That could be a solder fracture on one of the
controller ICs. For the vertical lines, my issue was a dirty zebra connector
and not enough pressure on the metal LCD frame. I took
uld be adapted to work with the
cassette port? :D
On 1/4/2021 3:47 PM, m100-requ...@lists.bitchin100.com wrote:
> Message: 28
> Date: Mon, 4 Jan 2021 12:33:14 -0500
> From: Scott McDonnell
> To:"m...@bitchin100.com"?
> Subject: [M100] Joystick for the M100
>
Brian,
I wanted to say thank you for doing this.
Scott McDonnell
---
Date: Thu, 20 May 2021 07:01:39 -0400
From: "Brian K.
My other hobby is robotics and one of my robots is an RB5X. This uses the same
style Molex socket, but with fewer pins, for custom application software. I
have been trying to adjust the scad model, but haven't nailed it yet.Last
month, I ran across two of the M100 compatible Molex carriers on
Many years ago, I bought one of these: http://www.pctestinstruments.com/
34 channels and a great app (though very light on the decoders)
There are of course cheaper options nowadays, such as the open bench logic
sniffer:
http://dangerousprototypes.com/docs/Open_Bench_Logic_Sniffer
That is 16
Many years ago, I bought one of these: http://www.pctestinstruments.com/
34 channels and a great app (though very light on the decoders)
There are of course cheaper options nowadays, such as the open bench logic
sniffer:
http://dangerousprototypes.com/docs/Open_Bench_Logic_Sniffer
That is 16
FWIW, I have been running mComm on the X96 mini Android TV box which is Android
9.0. It has been working for me without issue. The only part I can’t quite get
to work is the auto-connect on detection of the USB serial cable. I have to
start the server manually. It also will not stay running in
FWIW, I have been running mComm on the X96 mini Android TV box which is Android
9.0. It has been working for me without issue. The only part I can’t quite get
to work is the auto-connect on detection of the USB serial cable. I have to
start the server manually. It also will not stay running in
If it helps anyone, I went a direct route:
USB Null modem to DB25 male using FTDI chipset:
https://www.amazon.com/gp/product/B07KYR6B1G
I am using this with an Android TV box running mComm and a wifi transfer app.
However, I have not figured out how to make it all autolaunch reliably and run
If the metal is not completely gone, I have used CLR and a brass brush on a
Dremel to clean up battery contacts. Often they end up looking brand new even
when they looked really really bad.
As for the board, look to see if any metal is eaten away. There is a small
possibility that the metal
a label at every byte of
the string.Never say never! Assembly programmers are very clever.
Original message From: "Brian K. White"
Date: 1/14/21 1:20 PM (GMT-05:00) To: m...@bitchin100.com Subject: Re: [M100]
Multiplan Easter Egg On 1/14/21 12:46 PM, Scott McDonnell w
Did the disassembler label and reference this location somewhere in the code?If
the code did anything with this string, rhere would be load instructions
somewhere pointing to this string.The disassemvler should have labeled the
location as something like M1969 if it is referenced or called from
Did the disassembler label and reference this location somewhere in the code?If
the code did anything with this string, rhere would be load instructions
somewhere pointing to this string.The disassemvler should have labeled the
location as something like M1969 if it is referenced or called from
Wait….
http://tandy.wiki/TPDD
Cable
The "RS-232C" interface to the TPDD is actually 5v TTL (0v to +5v), while
RS-232 serial ports use -12v to +12v. So the cable isn't just a cable, it has
electronics inside the DB25 plug to convert the signal levels between TTL and
RS-232.
According to
Steve,
Is it possible that the TPDD has a damaged RS232 driver or reciver? Probably a
SN75188 or MC1488? Is it working with a real M100?
From: Stephen Adolph
Sent: Saturday, January 9, 2021 9:25 AM
To: m...@bitchin100.com
Subject: [M100] connect TPDD to standard PC COM port
Question for the
Another way to go about it is like the NES joypad. Use a shift register to
shift in the buttons. You would need a clock, a CS, and Digital input. So, two
outputs and one input.
And of course a driver.
Scott M.
From: Tom Wilson
Sent: Monday, January 4, 2021 2:45 PM
To: M100 Mailing List
If I ever find one of these for a decent price again, I am thinking it might be
neat to hack one of these on to the M100. Probably need to tap into the
keyboard matrix. Anyone else do something similar to get a more intuitive use
of the arrow keys?
Tomy robots for
over a week before.
Scott M.
From: Scott McDonnell
Sent: Monday, January 4, 2021 12:07 PM
To: m...@bitchin100.com
Subject: Re: [M100] Retrobrighting. To do or not to do?
Those are not the exact models that I bought.
I just went back through my Amazon order history and what I
was the correct way to go or if 50W would be fine too, etc.)
Again, thanks!
SB
--
Greetings from Steve Baker
“Gravity brings me down…”
On Jan 4, 2021, at 11:32 AM, Scott McDonnell wrote:
My UV set up is something like these:
https://www.amazon.com/Onforu-Waterproof-Blacklight-Lighting-Fluorescent
which will speed up a chemical reaction. The UV
could have other effects as well. IMHO, heat is probably the easiest to control
even if it might take longer.
Jeff Birt
From: M100 On Behalf Of Scott McDonnell
Sent: Sunday, January 3, 2021 8:34 PM
To: m...@bitchin100.com
Subject: Re: [M100
...@lists.bitchin100.com] On Behalf Of Scott
McDonnell
Sent: Sunday, January 03, 2021 6:05 PM
To: m...@bitchin100.com
Subject: Re: [M100] Retrobrighting. To do or not to do?
I used 40V cream developer that I bought in a huge jug a couple of years ago.
Brushed on and wrapped in saran wrap.
From: Robert J
obile technogizmo. Please forgive any typos,
inelegant brevity, or nonsensical auto-corrections.
> On Jan 3, 2021, at 05:01, Jeffrey Birt wrote:
>
> ?
> Looks nice!
>
> Jeff Birt
>
> From: M100 On Behalf Of Scott McDonnell
> Sent: Sunday, January 3, 2021 4:10 AM
I was a little worried about the labels as well, but they were untouched. They
look fine. A bit darker and sharper now with the increased contrast to the
whiter housing. I probably could have left the badge on as well and it would
have been fine. I imagine that it would take much, much longer
I was a little worried about the labels as well, but they were untouched. They
look fine. A bit darker and sharper now with the increased contrast to the
whiter housing. I probably could have left the badge on as well and it would
have been fine. I imagine that it would take much, much longer
is off-white. Here it
is beside a non-whitened case:
https://drive.google.com/file/d/1MZCpylAc7sEgBvqDzL0j89Z7oVEL8uc_/view?usp=sharing
From: Scott McDonnell
Sent: Friday, January 1, 2021 11:13 AM
To: m...@bitchin100.com
Subject: Re: [M100] Retrobrighting. To do or not to do?
Since I
M.
From: Scott McDonnell
Sent: Tuesday, December 29, 2020 4:47 PM
To: m...@bitchin100.com
Subject: Re: [M100] Replacement rubber feet / Peg Leggs
I’ll be able to answer that question definitively as soon as I figure out where
I stored mine for safe-keeping (well, I guess it is safe at least
funeral arrangements for the spider that apparently chose
the M100 as its preferred final resting place.
Scott M.
From: Joshua O'Keefe
Sent: Friday, January 1, 2021 10:57 AM
To: m...@bitchin100.com
Subject: Re: [M100] Retrobrighting. To do or not to do?
On Jan 1, 2021, at 7:48 AM, Scott McDonnell
Thanks for all the responses. I think I am going to try the cream developer
route on one of them since that is the supplies that I currently have on hand.
I am going to remove the LCD lens and badge first.
For the bottom black part, I am going to try another trick I learned: Goop hand
cleaner.
for that? I am thinking that it should probably be
removed and then re-glued later or at least masked off and avoid developer
cream.
Thanks for your response!
Scott M.
From: Greg Swallow
Sent: Friday, January 1, 2021 8:01 AM
To: Scott McDonnell
Subject: Re: [M100] Retrobrighting. To do
Have others retrobrighted their M100 and have they had success and been pleased
with the results? Or does the yellowing just add to the charm?
If you have done it and been satisfied with the results, any tips for the M100?
No worries at all.
From: Joshua O'Keefe
Sent: Wednesday, December 30, 2020 5:44 PM
To: m...@bitchin100.com
Subject: Re: [M100] Replacement rubber feet / Peg Leggs
On Dec 30, 2020, at 2:34 PM, Scott McDonnell wrote:
Nobody is ‘sane’. We are all crazy.
This right here is something I agree
CoCo kid. Always drooled over the M100 ads and at Radio Shack, but couldn't
afford one until they were for sale on ebay. The MEWS was priced for business
use.
I’ve heard the term “MEWS” used several times. What does that stand for and why
is the M100 called a Model T?
Scott
evices themselves, not from
> working through a modern computer as a surrogate, and the M100’s diminutive
> form factor makes it so practical for this. On the couch, in bed, on the
> deck, at the dining room table ... I can play with the M100 anywhere.
>
> Best,
> CAM
>
>
, at the
dining room table ... I can play with the M100 anywhere.
Best,
CAM
On Dec 30, 2020, at 13:00, John R. Hogerhuis wrote:
On Wed, Dec 30, 2020 at 12:21 PM Scott McDonnell
wrote:
Aluminum laptop stand arrived today. It fits between the rear feet just right.
The bottom feet rest right
, Scott McDonnell
wrote:
I can’t imagine myself ever typing a program out on this thing! You can either
get the viewing angle just right or the typing angle just right, but so far I
have been unable to achieve both. The original purpose of this thing was for
journalists to type up their articles. I
applied to an M100,
does the M100 still fit in its original slipcase?
Cheers,
CAM
> On Dec 29, 2020, at 12:37, Scott McDonnell wrote:
>
> These stands are great. My only issue is that you need to stick one of them
> to the battery door. I guess that really isn’t a problem, th
to an M100,
does the M100 still fit in its original slipcase?
Cheers,
CAM
> On Dec 29, 2020, at 12:37, Scott McDonnell wrote:
>
> These stands are great. My only issue is that you need to stick one of them
> to the battery door. I guess that really isn’t a problem, th
The rubber feet adventure:
½” tapered feet are too big. The foot inset measures 15/32 or .47” once you dig
out the original hardened rubber feet. I have not been able to find any options
in this size other than screw in feet varieties.
The 3/8 Rubber pads I bought are nice and will work, but
These look nice and thick:
https://www.amazon.com/Furniture-Silicone-Diameter-Adhesive-Scratches/dp/B07CPQDWWK
I am guessing 3/8 because the ½ feet I bought don’t drop into the plastic
recess.
From: Scott McDonnell
Sent: Sunday, December 27, 2020 7:14 PM
To: m...@bitchin100.com
Subject: Re
.
Virus-free. www.avg.com
On Sun, Dec 27, 2020 at 5:41 PM Scott McDonnell
wrote:
I just ordered this to try:
https://www.amazon.com/gp/product/B08DM1S3SC
And will probably pick up these to try as well.
https://www.amazon.com/Licheers-Portable-Invisible-Cooling-Compatible/dp/B07ZJ3CYB3
.com
Subject: Re: [M100] Replacement rubber feet
Instead of taller "feet", RS sold legs that were white "plastic" a inch and a
half or so long, with rubber caps on them.
On Sun, Dec 27, 2020, 17:21 Scott McDonnell wrote:
Any recommendations for replacement rubber feet? I ordere
Any recommendations for replacement rubber feet? I ordered some ½ inch rubber
feet and dug out the deformed hard rubber on my M100 and found that these don’t
fit (maybe 3/8 would fit better?) and are way shorter than I would like. What
have you guys done?
And have any of you used taller feet
ted in the connector to pacify ts-dos
and nothing on the arduino side at all.
But a real tpdd has it, and TS-DOS (and I think the official FLOPPY that
came with the drive) use it.
--
bkw
On 12/19/20 10:31 PM, Scott McDonnell wrote:
> I’ve used these before in other projects and they worked
that worked for me.
Depending where you live of course :)
From: M100 on behalf of Scott McDonnell
Reply-To:
Date: Sunday, December 20, 2020 at 5:06 PM
To: "m...@bitchin100.com"
Subject: Re: [M100] Model 100 Repair - Keyboard not responding, LCD missing a
column
Regarding the screws…
head. These are 7mm across.
The original flanged heads are 7.5mm
These should work for the case and most of the screws on the inside as well.
Just thought I would pass this along.
Scott M.
From: Scott McDonnell
Sent: Saturday, December 19, 2020 1:47 PM
To: m...@bitchin100.com
Subject: Re: [M100
That was most likely me with the huge pics. Sorry about that, guys. I was not
aware of the rule.
>From now on, I will post them somewhere and just link to them.
Scott M.
From: Brian K. White
Sent: Sunday, December 20, 2020 2:06 PM
To: m...@bitchin100.com
Subject: Re: [M100] I keep getting
I’ve used these before in other projects and they worked great. One use was to
replace a serial printer on one of our very old test stations at work. I was
going to make my own boards to do it and then stumbled on this. Cheaper than
the parts I would have had to buy. That’s why when I seen
With only .5mm of tolerance, be sure to account for any double-sided tape you
use.
Scott M.
From: Jeffrey Birt
Sent: Saturday, December 19, 2020 9:46 PM
To: m...@bitchin100.com
Subject: Re: [M100] SuperROM
Got it working! When I went to try and desolder the EPROM the first pin I tried
I found
“Anything worth having is worth working for.”
Scott M.
From: Brian K. White
Sent: Saturday, December 19, 2020 9:18 PM
To: m...@bitchin100.com
Subject: Re: [M100] Model 100 Repair - Keyboard not responding,LCD missing a
column
Be advised, the software needs work. It's more than proof of concept
Ha. Wait… this is Brian White’s program, too, isn’t it?
Scott M.
From: Scott McDonnell
Sent: Saturday, December 19, 2020 8:29 PM
To: m...@bitchin100.com
Subject: Re: [M100] Model 100 Repair - Keyboard not responding,LCD missing a
column
Once I get ducks in a row, I am planning to look
: Saturday, December 19, 2020 7:35 PM
To: m...@bitchin100.com
Subject: Re: [M100] Model 100 Repair - Keyboard not responding,LCD missing a
column
On Dec 19, 2020, at 3:35 PM, Scott McDonnell wrote:
What I would like to be able to do:
Replace the main ROM
REX Classic supports this, but the more current
t;rom replacement" function.
Others may disagree with me. To each their own.
Please see further comments below.
Steve
On Sat, Dec 19, 2020 at 6:35 PM Scott McDonnell
wrote:
Will do. Just so I understand, the Rex replaces the main rom? The M100 will
boot directly from the Rex? And with the
to you silverbacks. As I mentioned, the Model 100 is a completely
new system for me. It’s whole universe is still foreign to me. I’ve never even
used a TRS-80 of any sort before.
Scott
From: Scott McDonnell
Sent: Saturday, December 19, 2020 6:35 PM
To: m...@bitchin100.com
Subject: Re: [M100
just lets you install or remove the rex at will, as well as being re-writable
itself by being a 28C256.
On Sat, Dec 19, 2020, 6:04 PM Brian White wrote:
On Sat, Dec 19, 2020, 2:38 PM Scott McDonnell
wrote:
Now that I have proven out that a 27C256 EPROM is working fine in this one, I
am
a way to make a case.
On Thu, Dec 17, 2020 at 12:47 PM Scott McDonnell
wrote:
Sacrilege, but someone installed a Raspberry Pi into an M100:
https://www.raspberrypi.org/forums/viewtopic.php?t=188635p=1188668
Sent from Mail for Windows 10
From: James Zeun
Sent: Thursday, December 17, 2020 3
Sacrilege, but someone installed a Raspberry Pi into an M100:
https://www.raspberrypi.org/forums/viewtopic.php?t=188635p=1188668
Sent from Mail for Windows 10
From: James Zeun
Sent: Thursday, December 17, 2020 3:27 PM
To: M100 Mailing List
Subject: Re: [M100] New Boards
This sounds very
in the main
slot.
I am also planning to try taking the ROM from my working M100 and installing
that in the non-working unit to see if it is the ROM.
Any other ideas would be appreciated.
Scott M.
From: Scott McDonnell
Sent: Wednesday, December 16, 2020 8:06 PM
To: m...@bitchin100.com
Subject
I mentioned before that I bought two Model 100s and that one of them is not
working. Here is a description:
The computer boots sometimes. When it doesn’t you get just a dark screen.
Turning on and off a few times, you get the menu. However, only Schedule is
populated (in the first slot which
h.com/club100/doc/p100-9205.pdf>
>
>
> Tom Wilson
> wilso...@gmail.com <mailto:wilso...@gmail.com>
> (619)940-6311
> K6ABZ
>
>
> On Wed, Dec 16, 2020 at 1:08 PM Scott McDonnell
> mailto:mcdonnell.j...@comcast.net>> wrote:
>
> I just pick
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