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Posts posted by humeur
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Having opened one to repair it for another TIer, this is what I have learned:
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* Socketed: GI8335 that I could not find any useful information on either, but this is probably the sound / speech chip.
perhaps this ??
http://www.e-clec-tech.com/spo256al2chip.html
jean louis
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It's interesting to see the EXL100 with a Basic like this ...
Sokoban is write entirely in assembler Tms 7000.
The exelvision basic is similar of cc40 basic.
jean louis
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a French company Exelvision had built computers ( exeltel and exl100 )with the microprocessor Texas Tms 7020,7040 and the vdp tms3556, He was a former engineer Texas France ( TIF ).
Make an emulator was, and a programmer jester has made a game sokoban for these machines.This game is in assembleur.
look this image

You'll find all the information about the designer of the emulator http://dcexel.free.fr/
and this video demo with the Tms3556 vdp
jean louis
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Hi!
My beige TI-99, US Model, NTSC, arrived today. *yeah*
PAL versus NTSC is not a problem as good European television are capable of both.
But in the US they use 110V while the standard in Europe is 220V.
What is needed to get the TI to work in a 220V environment?
br, kl99
use the european power supply is a same of us just the voltage change 110 for us 220 for eur.
jean louis
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Very very good work.
Jean Louis
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thanks Jean Louis,
maybe I will go for PC emulation
much easier....
the ti99 is easy to access, initially have the right elements, complete with a scart interface for France.
on ebay you finds.
jean louis
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i know you tried to help me already
but 1. i dont have a scart interface but a RF/aerial cable one
2. i dont understand anything about that schematic
your cable is pointless in the ti 99 euro, the vdp is not a same that the us modele.
the schematic is the interface that you search.
jean louis
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I ordered a video cable for my TI99
but I received the wrong one
I didnt know the US video output was different than european one
I have a 6 pin (5 in round and one in the middle)
and I received a 5 pin cable
is it easy to modify?
I've already answered this question.
the ti99 euro can be used with the US cable. Just work with the pal or secam ( with SCART ) interface.
the vdp is different.
You have a schematic of this interface.
jean louis.
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I have some hardware for exchange ( no testing all )
card TM 990/10A
http://img11.hostingpics.net/pics/890850tm990_10a.jpg
http://img11.hostingpics.net/pics/620568tm990_10b.jpg
http://img11.hostingpics.net/pics/502609tm990_10c.jpg
card TM 990/311
http://img11.hostingpics.net/pics/42293tm990_311.jpg
Processor sbp 9989
http://img11.hostingpics.net/pics/800026sbp9989.jpg
jean louis alias humeur
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In France this no pal, in germany is pal.
in France the standard of tv is secam with the scart ( peritel )
http://www.commentcamarche.net/contents/elec/connecteur-prise-peritel-scart.php3 the text in French
http://utopia.knoware.nl/users/eprebel/SoundAndVision/Engineering/SCART.html in english
http://en.wikipedia.org/wiki/SCART in english
ti sell with the ti99 a interface peritel (scart) in rgb.
the ti99 german is a same to France just the video interface is diferent this is a pal modulator to connect on antenna tv.
the ti is sell for 256*192.
jean louis alias humeur
We bought our TI-99/4A systems (2) in Belgium and we had the PAL modulator (even though the TI-99/4A came in a box with french packaging).
Can you attach a picture how the TI-99/4A with scart connector looks like ?
I think the picture quality should be better as with the PAL anntenna thing ?
just a picture on ebay
this interface is best that pal the signal is rgb
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In France this no pal, in germany is pal.
in France the standard of tv is secam with the scart ( peritel )
http://www.commentcamarche.net/contents/elec/connecteur-prise-peritel-scart.php3 the text in French
http://utopia.knoware.nl/users/eprebel/SoundAndVision/Engineering/SCART.html in english
http://en.wikipedia.org/wiki/SCART in english
ti sell with the ti99 a interface peritel (scart) in rgb.
the ti99 german is a same to France just the video interface is diferent this is a pal modulator to connect on antenna tv.
the ti is sell for 256*192.
jean louis alias humeur
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i search a schematic to connect the rambo opa option to the hrd
This piece of info seems to have been "lost in time".
I will over the next few days re-build the info, since I still lucky have an Horizon Ramdisk with my RAMBO installed.
The later design of the Horzion (4000+ series) had the RAMBO mode built-in, no soldering of thin wires needed.
just a photographie for the RAMBO optional
excuse me have find the schematic for connect the rambo option
thank
jean louis
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The Diagnostic module Jean Louis talks about is a rare cart--- hard to find, really. If re-seating the flex card into a new card slot inside your PEB doesn't fix it, someone else will have to help ya. I am by NO means a hardware expert.

if you search a copy of the eprom The Diagnostic module, I have for you. but juste the file, have you a eprommer for burn the eprom or eeprom.
jean louis
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Thanks for the help. I tryed to access to all extension (32ko , ramdisk, ) and nothing. I cleaned all contact in flex connector and they look good. The last time i used pebox ( 15 years ago), it was working perfectly, and was in safe place, i really don't understand what happened. opry99er, i'll try to re-seat everything inside and outside of flex card & cable.
I would not write a stupid thing but with my PEB I had the same problems. I solved by cleaning the drive with a diskette cleaning solution from 5.14 with a cleaning spray on the surface of the disc were oxidized sie heads ... the second drive, however, beyond the dirty heads had loosened the elastic engine and were not the optimum speed ... I replaced the rubber bands.
Maybe your PEB have different problem but it's mine experience... hoping it could be a solution for you

use a corcomp module "PERIPHERAL DIAGNOSTIC MODULE" for testing your pebox, this cardrigde test the rs232 32k and the floppy controller.
jean louis
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i search a schematic to connect the rambo opa option to the hrd
This piece of info seems to have been "lost in time".
I will over the next few days re-build the info, since I still lucky have an Horizon Ramdisk with my RAMBO installed.
The later design of the Horzion (4000+ series) had the RAMBO mode built-in, no soldering of thin wires needed.
just a photographie for the RAMBO optional
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hello
i search a schematic to connect the rambo opa option to the hrd
thank
jean louis
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This is what i have... hoping that it can help you, if you want know something more... ask to me
?I had never seen together with the books and tapes
thank jean louis
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error
excuse me
jl
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for the parameter classic
[usercart0]
name=Tutankham
rom0=3|0000|8000|D:\Projekte\tutankham\tms9900\TUT.bin
D is your hard disk for another hard disk change the letter if you want the game run.
jean louis
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i have for exchange the atari RXF 52001 module in box with documentation in French.
I search a ti99/4 ti99/4a hardware or software for exchange.
I do a photographie.
jean louis
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testing your console ti99 with the module PHM3000 Diagnostics is possible one chips vdp ram is broken.
jean louis ( humeur )
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hello
I am looking for information for the command module Test trainer 1-Examinateur1 -Examiner 1.
how to use this module, it work it with a floppy disk or tape.
thank
jean louis ( humeur )

Mechatronic extended basic
in TI-99/4A Development
Posted
yes but this does not change.
we must change the component that should decode addresses.
the prom is 32*8 as 18s030 27s19 7603......
jean louis