Re: [M100] TPDD/TPDD2 boot disk captures (Take 2)

Hi Brian, Thanks for the excellent explanation of the process and I am glad that it helped. I haven't touched the M100's for a while now as I have disappeared down the RC2014 Z80 CP/M rabbit hole. It would be cool to get the RC2014 to emulate the TPPD. Maybe a project for another day. Cheers,

Re: [M100] Any idea what's attached to this Model 100?

Is it some form of interface to some specialist equipment? It says BSH 942 on the side…are there any hospitals that would correspond to BSH? From: M100 On Behalf Of Gary Weber Sent: Sunday, 28 June 2020 3:37 PM To: m...@bitchin100.com Subject: [M100] Any idea what's attached to this Model 100?

Re: [M100] Request for info on RS DV Interface

Personal experience agrees with replacing all caps. Look for corroded tracks from cap innards being leaked onto the PCB. Get Outlook for Android From: M100 on behalf of Charles Hudson Sent: Tuesday, January 21, 2020 3:07:22 AM To:

Re: [M100] Request for info on RS DV Interface

I ended up buying a stepdown transformer for mine. If you get a US powerboard to plug into the transformer, you can also use the US plug packs plus I have a US printer that I plug into the transformer as well. It's a beefy 1000W transformer so can handle the load. You shouldn't need something

Re: [M100] Books on programming

I would also recommend the Lein book. They are well written and introduces concepts quite well. Check out some of the extra randomising functions that people have developed over the years as the built in RND function is not very random! In a dice program I wrote, I used the time between

Re: [M100] RBASIC Manual Online

So I did some digging so see if I could find out more about the company. The author _may_ be Mo Budlong, and if you Google the name you get some interesting results. Can anyone confirm this is the author? From: M100 On Behalf Of Charles Hudson Sent: Tuesday, 7 January 2020 10:43 AM To:

Re: [M100] ALL NADSBoxes SHIPPED!

Awesome job Ken, and a big THANKS. Looking forward to it arriving. Cheers Gary On 18 October 2019 10:47:01 AM Ken Pettit wrote: > Hey Gang, > > All NADSBoxes were shipped today via USPS Priority Mail. They should be > arriving with 3-5 business days I believe. > > Ken

Re: [M100] Issue with sd2tpdd

Thanks for the testing. Yep, line 1020 looks like a classic copy pasta from the line above. Its missing a right parenthesis. Mia culpa! The version of TS-DOS I am using is 4.00 From: M100 On Behalf Of Fugu ME100 Sent: Wednesday, 16 October 2019 11:48 AM To: m...@bitchin100.com Subject: Re:

Re: [M100] Issue with sd2tpdd

Thanks for the explanation. I was not using the URII ROM so I didn’t need it, although now that I know about this, I will consider swapping over to doing things this way. I have tested a 127, 128 and 129 byte file that was created on the M100 and saved to the SD card which in turn have been

Re: [M100] Issue with sd2tpdd

is 2 levels down on the SD card i.e., zz -> games -> dice2.do * The file is 2379 bytes long. * The M100 has a REX fitted with TS-DOS ROM loaded. The file I have been using follows… 1 ' Dice Program 2 'Dice rolling program for Model 100,102,200 3 'Gary Hammond 2016 4

Re: [M100] Issue with sd2tpdd

I woke up this morning to an inbox full of useful suggestions and ideas, and the amount of excellent quality feedback has been amazing. I now have a bunch of work to do to try some of the ideas and do some further investigation. This list is awesome! A few of quotes from my career as a software

Re: [M100] Issue with sd2tpdd

With the code for sd2tpdd from GitHub, the compiler was issuing the warnings below. I have gone through and corrected them and the compiler is now happy and the randomness in the first 2 characters is less random. They are still garbage characters but now they are nearly consistently the same

Re: [M100] Issue with sd2tpdd

I have now checked on completely separate hardware and am seeing the same results. I did miss that a NULL 0x00 is being appended to the file on writing to RAM as the file is 1 byte bigger in RAM. The NULL is being copied back to the SD card intact.

Re: [M100] pcb2molex8878

Not bad for a first print. The Creality CR-10 can give good results. It looks like your may not have enough retraction set in the slicing software which can result in the oozing that you are seeing on your print. Hot end temp may be slightly too high which can also cause oozing. There is a great

Re: [M100] TPDD2 boot disk drive.

I am also happy to duplicate and send a disk for the cost of postage for people in New Zealand and Australia. On 30 July 2019 2:19:51 AM Scott Lawrence wrote: Okay. I totally dropped the ball on this. I offered free TPDD2 disks a few months back and then got busy on stuff. I think I still

[M100] First prototype of the M100 compatible DB25 back shell

I have posted the files to https://www.thingiverse.com/thing:3668040. Available in obj and stl formats.

Re: [M100] dsub 25 hood that fits

I am currently having a go at designing a DB25 hood for the 3D printer as we speak. I am running off a test print and can post some photo’s later. In the mean time, if anybody has any requests for customizing it to suit a small PCB, then let me know the dimensions of the PCB and the

Re: [M100] Free (+ shipping) M100 book: "Games and Utilities for the TRS-80 Model 100"

I'd be happy to buy it from you. PM me. -Original Message- From: M100 On Behalf Of C. Magaret Sent: Wednesday, 26 December 2018 11:39 AM To: m...@bitchin100.com Subject: [M100] Free (+ shipping) M100 book: "Games and Utilities for the TRS-80 Model 100" Hey gang, Happy holidays. I’m

Re: [M100] Dead lines in the LCD

I have fixed a couple of mine with the same symptoms. The issue with mine was corroded tracks under the LCD which detected by swelling of the solder mask where the tracks were damaged. I had to rerun some of the tracks to get them working again. From: M100 On Behalf Of Gregory McGill Sent:

Re: [M100] Gonna need to replace my NiCad

If you are in or near Christchurch, I can do it for you. On 18 September 2018 4:03:29 PM Daryn Hanright wrote: Cheers guys - I might see if I can find someone who can do this for me. Don't wanna risk ruining it. cheers Daryn On Tue, Sep 18, 2018 at 4:01 PM Daryn Hanright

Re: [M100] New Age Digital Storage Box (NADSBox)

Hi All, It may also be a bug in TppdTool. It would be good to be able to replicate this so I can fix it. Cheers, Gary From: M100 On Behalf Of Brian White Sent: Monday, 3 September 2018 3:43 AM To: m...@bitchin100.com Subject: Re: [M100] New Age Digital Storage Box (NADSBox) Well it turns out

Re: [M100] List of wanna haves

I had a go at using both 3.5" and 5.25" in the DVI at the same time. I was able to create a boot 3.5" boot disk and had it booting from the 3.5" drive. Of course the problem is that the format of the 3.5" disk bears no resemblance to the TPPD/TPPD2. The reason for doing it is that we can. Do

Re: [M100] DVI cable

drive if necessary and you had the required adapters and a 3.5" DD boot disk. m - Original Message - From: Gary Hammond<mailto:ghamm...@hotmail.com> To: m...@bitchin100.com<mailto:m...@bitchin100.com> Sent: Friday, October 27, 2017 4:17 AM Subject: Re: [M100] DVI cable My DVI su

Re: [M100] DVI cable

My DVI suffered from very similar issues when I first tried to use it. The 5.25” drive is the same drive family as the notorious C64 disk drive that would fail from the capacitors leaking toxic crap on the PCB which subsequently eats tracks. I had to replace the caps and manually re-run some of

Re: [M100] LCD pixel rows and columns failing - help!

I have seen this problem as well and have managed to fix a couple of the LCDs. There is an issue with the tracks on the LCB PCB corroding over time. Quite often, it is the under the LCD itself so it is not always visible. I have had success with re-running corroded tracks with fine wire usually

Re: [M100] Who wants a REX? Gauging interest

At $60 for a rex, I would like to add 1 more to the list to take my request to 3.

Re: [M100] Rarity or madness?

You guys thought the ebay one was crazy. Check out this one that finished yesterday on the New Zealand auction site TradeMe. It went to an Aussie buyer. https://www.trademe.co.nz/Browse/Listing.aspx?id=1402734193=1 And just to think, I have one of these in very good condition in its original box

Re: [M100] Model 600 basic rom

Users manual at https://dl.dropboxusercontent.com/u/62992334/Model%20600%20Owners%20Manual%20%281985%29%28Microsoft%29%20307p.pdf On 6/02/17, 12:48 PM, "M100 on behalf of Rick" wrote: In theory, this person has the Model 600

Re: [M100] Model 600 basic rom

I have a copy of the BIOS reference but not the service manual. https://dl.dropboxusercontent.com/u/62992334/Model%20600%20%20BIOS%20Programmers%20Reference%20Guide%2026-3901%20%20%281986%29%28Tandy%29%20204p.pdf On 6/02/17, 12:48 PM, "M100 on behalf of Rick"

Re: [M100] Tandy 100 materials on the Internet Archive

I would be interested in getting a DVD(s) or USB stick of the archive. I am happy to pay for the USB stick, postage and contribute to the effort in pulling it together. From: M100 [mailto:m100-boun...@lists.bitchin100.com] On Behalf Of Josh Malone Sent: Wednesday, 26 October 2016 9:50 AM To:

Re: [M100] TPDD/TPDD2 boot disk captures (Take 2)

: Friday, 19 August 2016 6:40 PM To: Model 100 Discussion <m100@lists.bitchin100.com> Subject: Re: [M100] TPDD/TPDD2 boot disk captures (Take 2) On Thu, Aug 18, 2016 at 10:21 PM, Gary Hammond <ghamm...@hotmail.com <mailto:ghamm...@hotmail.com> > wrote: Errr…no I wasn’t

Re: [M100] TPDD/TPDD2 boot disk captures (Take 2)

6.529, 20:00:49.169 and 20:01:04.939. If not sure, the large blocks of data transfer that start with [TPDD] are when the TPDD is reading from the disk and [M100] are when the TPDD is writing to the disk. Enjoy. From: M100 [mailto:m100-boun...@lists.bitchin100.com] On Behalf Of Gary Hammond Sent:

Re: [M100] TPDD/TPDD2 boot disk captures (Take 2)

From: M100 <m100-boun...@lists.bitchin100.com <mailto:m100-boun...@lists.bitchin100.com> > on behalf of Gary Hammond <ghamm...@hotmail.com <mailto:ghamm...@hotmail.com> > Sent: Thursday, August 18, 2016 9:30:40 AM To: 'Model 100 Discussion' Subject: Re: [M100] TPDD/TPDD2

Re: [M100] TPDD/TPDD2 boot disk captures (Take 2)

compliant or at least closer to what they should be. I could use a MAX232 chip and loop the RX and TX lines through it to regenerate the signals.might try that over the weekend. From: M100 [mailto:m100-boun...@lists.bitchin100.com] On Behalf Of Gary Hammond Sent: Wednesday, 17 August 2016 8:28 PM

Re: [M100] TPDD/TPDD2 boot disk captures (Take 2)

The first file is the trace log of a TPDD2 backup using the BACKUP.BA program that comes on the TPDD2 boot disk. I don’t have a trace log yet for the TPDD. Still working on it. From: M100 on behalf of "John R. Hogerhuis" Reply-To: Model

Re: [M100] TPDD/TPDD2 boot disk captures (Take 2)

uff. So this is the boot loader code for floppy/floppy2? Kurt From: M100 [mailto:m100-boun...@lists.bitchin100.com] On Behalf Of Gary Hammond Sent: Wednesday, August 17, 2016 1:28 AM To: 'Model 100 Discussion' <m100@lists.bitchin100.com> Subject: [M100] TPDD/TPDD2 boot disk captur

[M100] TPDD/TPDD2 boot disk captures (Take 2)

I have changed the setup for capturing of the backup process for the TPDD2 boot disk from USB/serial adapters on a laptop to PCI quad com card along with purchasing a copy of DockLight. The results are much cleaner than before. The log of the TPDD2 boot disk backup is at

[M100] BoosterPak 3v Lithium replacement and other questions

Hi All, The BoosterPak arrived today. Play time! I have hooked it up to an M100 and can get it to re-initialise the disk and boot to the main menu. The Asteroids game seems to fail with a syntax error in Basic when following the instructions. I haven’t tested much further than that yet. The

[M100] Epson MX80 emulator for the PC

Hi All, I have hooked up a parallel to serial converter on the printer port of the M100 and can receive output to the printer on the PC using a terminal program. Basic listings and programs sent to the printer work fine and show on the PC terminal screen nicely. However, when I use to print a

Re: [M100] NEC PC8300

I’d be interested as well. Ebay maybe? From: M100 on behalf of Al Guggemos Reply-To: Model 100 Discussion Date: Saturday, 4 June 2016 at 6:06 AM To: 'Model 100 Discussion' Subject:

Re: [M100] New command line tool for TPDD and TPDD2

TPDD2 tpdd2 It doesn't have any jumpers so none of it's behavior is configurable. I'm willing to lend it out to you ...wait shipping 5lbs both ways NJ to NZ... lemme look into that first ;) On Jun 2, 2016 3:16 PM, "Gary Hammond" <ghamm...@hotmail.com <mailto:ghamm...@hotmai

Re: [M100] New command line tool for TPDD and TPDD2

copy files to/from a PC etc., but AFAIK it does not play well with modern versions of Windows or Linux/Mac OS's.: http://www.club100.org/library/doc/lapdos.html Also the later version LAPDOS II with a number of added features: http://www.club100.org/library/doc/lapdosii.html But re

Re: [M100] New command line tool for TPDD and TPDD2

ersions of Windows or Linux/Mac OS's.: http://www.club100.org/library/doc/lapdos.html Also the later version LAPDOS II with a number of added features: http://www.club100.org/library/doc/lapdosii.html But recently a fellow member, Gary Hammond, wrote a modern version that runs

Re: [M100] Comms capture of TPDD2 boot disk creation

protocol packet headers. It is easy enough to figure out that these two are actually interleaved in time, but just wanted to point this out to anyone looking through the file. Ken On 5/30/16 1:15 AM, Gary Hammond wrote: If you are trying to work out the command structure, it might help

Re: [M100] New command line tool for TPDD and TPDD2

Hi Mark, I have tested the TPDDTool on CentOS 5 and 6 VM’s on a Windows host. The Mac testing was done on a real Mac. I should fire up the Windows 7 VM and see if that works. I don’t have any TPDD boot/utility disks so would be keen to get a copy of a TPDD boot/utility disk. I am happy to pay

Re: [M100] New command line tool for TPDD and TPDD2

The FLOPY2.SY has an extra hidden character at the front of the file name which did not show up in my last post. From: M100 [mailto:m100-boun...@lists.bitchin100.com] On Behalf Of Gary Hammond Sent: Monday, 23 May 2016 9:38 PM To: 'Model 100 Discussion' <m100@lists.bitchin100.com> Subje

Re: [M100] New command line tool for TPDD and TPDD2

The following is what the tpdd-tool reports for the TPDD2 utility disk… TPDD-Tool>dir 0: FLOPY2.SY 11520 BACKUP.BA 1947 FREMEM.BA 373 186880 bytes free TPDD-Tool>cpd 0: util-disk Unable to load the file FLOPY2.SY [16, 'file does not exist'] <-- (This is with extra debugging code

Re: [M100] New command line tool for TPDD and TPDD2

I don’t have a NAD’s box and was wanting to buy one, but they are not for sale now L I haven’t tried LaddieAlpha yet but have it on my list of things to do. Do the brother knitting machine use the same drive? I will have a look at what they have done. From: M100

Re: [M100] New command line tool for TPDD and TPDD2

ing a USB-Serial adapter) to mate up with the original DB-25m end of the TPDD cable. But finding a working TPDD might be an issue for me. Thank you for your good work! Bob From: M100 [mailto:m100-boun...@lists.bitchin100.com] On Behalf Of Gary Hammond Sent: Saturda

Re: [M100] New command line tool for TPDD and TPDD2

replicate the util disk that shipped with the tpdd but is missing or degraded now, using nothing but a pc and the internet (and a real tpdd). -- bkw On May 21, 2016 10:44 PM, "Gary Hammond" <ghamm...@hotmail.com> wrote: Hi All, So here’s something different…a t

[M100] New command line tool for TPDD and TPDD2

Hi All, So here’s something different…a tool for talking to a real TPDD from a PC. This is the opposite of most of the discussion here on the list. I have just finished off the first version of a TPDD command line tool I have written. The problem: The problem I wanted to solve was find

Re: [M100] NEC 8201 screen

There is a -5v test point not far from the pot. When one of mine was doing this, I found that the -5v rail would jump around when the screen was playing up. The -5v is voltage divided by the pot so if it is low to start with, the pot just makes it worse. For me, it eventually turned out to be

Re: [M100] TPDD2 Belt

Thanks. Order placed. On 31/03/16, 2:01 PM, "M100 on behalf of Stephen Adolph" wrote: >some clues- > >this one looks close FBS8.6 or FBS8.4 > >http://www.kenselectronics.com/lists/belts.htm#Flat > >AV-FBS8.6 replaces

Re: [M100] TPDD2 Belt

Hi, I am also interested in buying about 6 belts. Would also like to know. From: M100 on behalf of Bogdan Macri Reply-To: Model 100 Discussion Date: Thursday, 31 March 2016 at 1:59 PM To: 'Model 100

Re: [M100] Greetings and some questions

- Original Message - From: Gary Hammond To: m100@lists.bitchin100.com Sent: Saturday, March 19, 2016 7:38 PM Subject: [M100] Greetings and some questions Hi All, I have recently joined the list and am glad to see there is still a fair bit of stuff going on. I am a colle

Re: [M100] ROM Available

Hi All, I wish I had known about the other ROM board earlier. I ended designing my own board which I have been using for both the M100 ROM and the option socket. Photos of my board are at http://trs80stuff.net/m100-option-rom/ For the M100 ROM, I use an 256k OTP with the M102 ROM image modified

[M100] Greetings and some questions

Hi All, I have recently joined the list and am glad to see there is still a fair bit of stuff going on. I am a collector of TRS-80 computers of which I have some Model 100s, 102’s and a 200, DVI, TPDD and a TPDD2 amongst the other TRS-80 stuff. I have repaired the non-working ones, and the ones