Re: Idefdisk 3.1

2000-09-26 Thread David Heremans



Alex Wulms wrote:
 
 ] And Manuel, about that Wrong Version of MSX-DOS.YES, it did solve
 ] itself. I just tried the same procedure several times again and again and
 ] suddenly it worked...Very strange indeed.
 Oh my. Your MSX is turning into a Windows machine ;-)


This also concludes the 'real MSX name meaning discussion'.
This behaviour indicates clearly that it is a MicroSoft eXtended thingy
:-)

David Heremans


.--.
   |o_o | In the beginning the Universe was created. 
   |:_/ | This has made a lot of people very angry 
  //   \ \and been widely regarded as a bad move.
 (| | )   
/'\_   _/`\   (Taken from THHGTTG)
\___)=(___/


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Re: Idefdisk 3.1

2000-09-26 Thread Arnaud de Klerk

 This also concludes the 'real MSX name meaning discussion'.
 This behaviour indicates clearly that it is a MicroSoft eXtended thingy
 :-)

*LOL*



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eprom or eeprom

2000-09-26 Thread JP Grobler

Hi

Can eeproms be used in sted of eproms in a msx to replace system roms.
(If correctly programed ofcourse!)

thanks

JPGROBLER
[EMAIL PROTECTED]


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Re: Meridian help wanted

2000-09-26 Thread Laurens Holst

[...]
 - Somebody out there with a MSX mouse which he/she wants to sell ?
 
 I'm sure Anne de Raad will help you solve some of the problems.

Well now *that* is a useful reply... :)


~Grauw (this too)

=
--

 email me: [EMAIL PROTECTED] or ICQ: 10196372
  visit my homepage at http://grauw.blehq.org/


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Re: Idefdisk 3.1

2000-09-26 Thread Albert Beevendorp

At 06:19 26-9-00 -0700, you wrote:
   Did you solve the Wrong version of MSX-DOS problem? If so: how?
 
  No, I didn't solve this problem. It solved itself! That's why I have
  the
  feeling something is still not 100% with either the Fdisk or the
  FAT16.com.

Errm... SET EXPERT = ON???

Welcome back to the land of the LIVING Laurens. :)

It's the FAT16 we're talking about here. SET EXPERT ON is used by 
MSX-DOS2.3x to distinguish DOS1 formatted disks from DOS2. I agree it's a 
bit stupid they done that, and if anybody knows why they done that... 
Please post this... i think there are more who would like to know why such 
things are added.


GreeTz, BiFi

Visit my Home Page at www.bifi.msxnet.org
mail me at: [EMAIL PROTECTED]
FTP: ftp.bifi.msxnet.org
ICQ #36126979


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Re: Meridian help wanted

2000-09-26 Thread Albert Beevendorp

At 07:28 26-9-00 -0700, you wrote:
[...]
  - Somebody out there with a MSX mouse which he/she wants to sell ?
 
  I'm sure Anne de Raad will help you solve some of the problems.

Well now *that* is a useful reply... :)

:)

Please leave the original intact okay?


GreeTz, BiFi

Visit my Home Page at www.bifi.msxnet.org
mail me at: [EMAIL PROTECTED]
FTP: ftp.bifi.msxnet.org
ICQ #36126979


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hardware question

2000-09-26 Thread Gerrit van den Berg




Hi,

On behalf of Leonardo Padial I want to ask 
your attention for a question about the pulses of a MSX mouse. Padial has 
developed a PS2 mouseconnector for the new MMSX, and now he wants to combine 
several other cards like the keyboardinterface and a PSG+Audio connector in one 
card. To do this he needs an answer to the following 
question:

I want to include the PS2 mouse with the PC keyboard. I have the SW for 
the mouse in digital data style. What are the pulses in Forward, Back, Left 
 Right pins 1, 2, 3,  4 of the MSX analogic mouse? With this info I 
can finish the analogic emulation (*) and then the new PC Keyboard can include : 
Mouse Analog/Digital connection, one/two joystick ports and PSG with stereo 
power amplifier with digital volume and input for Audio CD... (see 
LPE-PSGM-V1).

(*) signal with moving analogic mouse left. I need to know something 
like:
pin 3 (left): 
 
|_? pin 4 (right): 
 
|_? pin 
1 
_ ? pin 
2 
_ ? 

Can anybody help him with this? Thanks in advance!

Gerrit


MSX Resource Center UPDATES

2000-09-26 Thread Bart Schouten



Hi 
all,

Recently the MSX 
Resource Center has put up a new forum (instead of the old one that wasn't even 
ours).
It's multithreaded 
and very easy in use. You don't need to be a member to use it 
ofcourse!

Other"recent" 
updates include:

- The updated 
MSX ICQ list (by Grauw)
- The ability 
to respond to news-items (did you know wehave about 4 or 5 new posts about 
MSX every week!?)
- AD-Banner 
system (include your banner too!)

As you can see we're 
still busy! Soon we'll pass 100.000 UNIQUE visitors (that is -unique- visitors, 
again...) and we've got over 200 members already!
We really would like 
to see you come around soon too!

Thanks for reading 
and greetings,
The MSX Resource 
Center Team.


Re: (Joynet protocol)

2000-09-26 Thread Adriano Camargo Rodrigues da Cunha


 In linux, interrupt handlers and their children are not processes and thus
 don't have a priority. If they claim the processor, they'll get it. So
 just ajusting the polling frequency should do. I don't know how uzix does
 this.

UZIX processes have priority. You can use a daemon process as a
JUMP driver (as TCP/IP do). The only problem that can arise is that it
will slow down the link (assuming JUMP is a sincronous protocol - an
asincronous protocol will not work, because UZIX JUMP driver will lose
bits).
The best thing (even for TCP/IP) would be putting the driver
inside the kernel (but it can't be done now, due to low memory).


Adriano Camargo Rodrigues da Cunha   ([EMAIL PROTECTED])
Engenharia de Computacao - UNICAMP   
http://www.adrpage.cjb.net   http://if.you.dont.like.msx.usuck.com

* Te ky o my kybord ha litl dfect. *



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Re: (Joynet protocol)

2000-09-26 Thread Adriano Camargo Rodrigues da Cunha


  I don't know much about IP either, but Adriano Camargo Rodrigues da Cunha
  knows (and implemented it in UZIX) and Laurens Holst is now learning (and
  implementing) it. Guys, please enlighten us.
 Pfff... It's really very simple. An IP packet consists of a header

IP packets are a header plus data. Header is, at least, 20 bytes.
Data is 0 or more bytes. TCP packets are a header plus data. TCP header
is, at least, 20 bytes. Data is 0 or more bytes.
So, a TCP/IP packet is, at least, 40 bytes (no data, only the IP
and TCP headers). UZIX TCP/IP Stack doesn't use any TCP/IP options,
because they are quite useless for TCP/IP clients (except the Maximum
Transmission Unit option, that is 4 bytes).
A datalink protocol should be able to handle packets with a
minimum of 40 bytes for TCP/IP. The maximum size is important too (since
sending packets of 50 bytes, for example, just allow transmission of, in
the best case, 10 bytes of data). 256 bytes is a good choice, and is not a
so big value.


Adriano Camargo Rodrigues da Cunha   ([EMAIL PROTECTED])
Engenharia de Computacao - UNICAMP   
http://www.adrpage.cjb.net   http://if.you.dont.like.msx.usuck.com

* The faith remove montains, substituting them by abisms. - CDA *



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Re: (Joynet protocol)

2000-09-26 Thread Adriano Camargo Rodrigues da Cunha


 UZIX is multi-threaded. JoyNet send could be a thread and JoyNet receive 
 another thread.

It's not a good way to do it, Maarten.
On "heavy systems", like a PC, it's a good solution.
But on MSX, that has limited memory and clockspeed, it's not.
You're wasting twice the memory and charging twice the CPU. Use the same
process (I wouldn't call it a 'thread', since the concept is different) to
send and receive data. That's how the TCP/IP is implemented.


Adriano Camargo Rodrigues da Cunha   ([EMAIL PROTECTED])
Engenharia de Computacao - UNICAMP   
http://www.adrpage.cjb.net   http://if.you.dont.like.msx.usuck.com

* -8- Don't cut here or you'll destroy your monitor! -8- *



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Re: eprom or eeprom

2000-09-26 Thread Juanjo

JG Can eeproms be used in sted of eproms in a msx to replace system roms.
JG (If correctly programed ofcourse!)
Yes they are. All 27xx and 28xx devices are read-compatible


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Re: MSX connected to a TV-card

2000-09-26 Thread Maarten ter Huurne

On Tue, 26 Sep 2000, you wrote:

  Basic and most games work fine, but with SpaceManBow, SolidSnake and some
  other games, the grapics are kind of double.

If you're using the English Solid Snake, press SELECT while booting and 
you'll get 50Hz.

Bye,
Maarten


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Re: eprom or eeprom

2000-09-26 Thread Tomas Karlsson

"JP Grobler" [EMAIL PROTECTED] wrote

 Can eeproms be used in sted of eproms in a msx to replace system roms.
 (If correctly programed ofcourse!)

Why not Flash EPROM?

Flash is a "block device" while EEPROM can used as a
"character device."

The 28C256 EEPROM is pin-compatible to 32Kx8 SRAMs; the
29C256 Flash is pin-compatible to 32Kx8 EPROMs.

Regards,

Tomas

The Unofficial Spectravideo Homepage
http://www.abysscrew.nu/spectravideo/




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Re: 27256 vs 27C256

2000-09-26 Thread Tomas Karlsson

"JP Grobler" [EMAIL PROTECTED] wrote 

 When replacing roms in a msx would it matter if you use 27256 or
 27C256? The same would apply for 27512  or 27C512.

That's not a problem as long as the chip uses TTL levels.


Regards,

Tomas

The Unofficial Spectravideo Homepage
http://www.abysscrew.nu/spectravideo/




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