Re: [MSX] Sunrise IDE interface

2012-01-05 Thread Jon De Schrijder
Hello Raymond, What exactly do you mean with 'it does not boot'? Do you see the MSX logo or the boot text of the IDE? If not, then your 2048KB memory module is probably not working fine, causing the MSX to hang. Grtz, Jon -Original Message- From: msx-boun...@stack.nl

Re: [MSX] Colour loss

2003-07-25 Thread Jon De Schrijder
Hi colourless people, you could try the following two things: 1. The V9958 requires a *clean* 5V on pin 21 to power the video outputs; If there is noise on this 5V, then this will result in noise on your video signals and degrades image quality. On the 5V which is used to power all digital

Re: [MSX] Colour loss

2003-07-25 Thread Jon De Schrijder
Alex Wulms wrote: I know (from the v9938 databook) that the v9938 comes in three versions. I have always wondered about the difference. see page 123 of the V9938 databook: the difference is in the timing of the VRAM interface. So this won't be the problem... Bye, jon

Re: [MSX] minimum hardware configuration

2003-02-05 Thread Jon De Schrijder
Jun Sung Kim (???) wrote: Hi again, Maybe some of you misunderstood me... I want the minimum configuration NOT for MSX standard but for EXECUTING EXISTING BIOS. ... * PPI is needed to set up address space because of the slot/page conception of MSX standard. * So PPI must be

Re: [MSX] PSG REPLACEMENT WORKS FINE!!!

2002-08-28 Thread Jon De Schrijder
Hi all, If japanese people were a bit less sceptic about non-japanese people skills and projects, I think this would be a good idea. ... Their culture is so different from ours it's impossible to communicate at the same level as you do with most of the rest of the world. Even if a

Re: CD audio

2002-01-17 Thread Jon De Schrijder
You can use Nestor CD Player for IDE (by Sergio Guerrero). It is memory resident and can be used in BASIC. I believe it is on http://www.msx.ch/sunformsx/ Greetings, Jon adisak wrote: Hi! I want to start/stop/skip songs on an audio CD from basic. Does anyone know how to do this with

Re: MSX slot interfaced to PC

2001-10-14 Thread Jon De Schrijder
JP Grobler wrote: HI This topic was mentioned a few times with no serious input. I think it will be possible to connect a msx slot to a pc and emmulate a ROM cartdridge (etc.) on the pc. The msx will think it is talking to a normal rom. not possible... The MSX executes buscycli in the

Re: Stupid SCSI questions - Novaxis

2001-09-03 Thread Jon De Schrijder
Manuel Bilderbeek wrote: Adriano Camargo Rodrigues da Cunha wrote: Anybody knows what the LUN parameter (Logical UNit) means for the Novaxis interface? Is it important? The docs I have say that LUN is usually 0. Can I use LUN allways equal to 0? I have no idea. I believe LUN

Re: IDE technical questions

2001-09-01 Thread Jon De Schrijder
Adriano Camargo Rodrigues da Cunha wrote: Hi, Jon. Can you answer some questions about Sunrise IDE, please? no problem; just returned from holiday 1. Checking my HD sector 0 I think that the partitions start and length numbers are stored in (32 bit values)

Re: IDE interface not detected

2001-05-03 Thread Jon De Schrijder
Maybe some broken program accidentally wiped the FlashROM. Try to re-flash the IDE BIOS. Not possible. IDEFLOAD cannot detect the IDE interface. then you have to select the apropriate slotnumber yourself (with the cursorkeys); (when the flashrom is completely erased, the computer

Re: SCART to composite

2001-02-28 Thread Jon De Schrijder
I just want to add: be VERY CAREFUL with the NUMBERING of a floppy drive flatcable. The numbering is NOT like most flatcables. (Check Manuel's FAQ) I believe the numbers are printed on the PCB of the NMS82xx, but perhaps these are not correct! Jon Maarten ter Huurne wrote: On Wednesday

extended ROM format - Addresses

2001-01-29 Thread Jon De Schrijder
I didn't follow the whole discussion about the ROM format, but perhaps it is a good idea to use 'masks' for emulating the 'sensitive' addresses in ROM/RAM mappers. In most cases, the hardware only checks certain bits of the address and not all of them. For example, when only the 3 uppermost bits

Re: CDR, CD-Rom with MSX question

2000-11-09 Thread Jon De Schrijder
Maarten ter Huurne wrote: On Thursday 09 November 2000 02:32, you wrote: it is possible if the diskrom is changed in such a way that DISKIO maps sector 0,1,2 3 to CDsector 0, sector 4,5,6,7 to CDsector 1, ... (now DISKIO of IDEbios returns an error when reading from CDROM.) Is it

Re: CDR, CD-Rom with MSX question

2000-11-09 Thread Jon De Schrijder
Siebe Berveling wrote: Can this be modified with one of the settings who were 'like chinese to me' (see my previous message) ? the 'boot-options' in PC software are useless, because these options generate x86 bootcode, which are only useful for PC's... Jon note: I noticed you are trying

Re: CDR, CD-Rom with MSX question

2000-11-08 Thread Jon De Schrijder
Laurens Holst wrote: other partition (session). So that means -on a PC- DOS can read the CD as a floppy, and therefor I think it should also be possible on MSX. it is possible if the diskrom is changed in such a way that DISKIO maps sector 0,1,2 3 to CDsector 0, sector 4,5,6,7 to CDsector 1,

Re: IDE Problem

2000-11-07 Thread Jon De Schrijder
Sandy Pleyte wrote: Hi, I recently bought an ATA-IDE + RS232C cartridge, but I think it doesn't work, or maybe I need a HowTo manual. When I start my MSX TR ST with the cart in slot 1 it detects my HD, then it's loading MSX DOS 2.30 (same version as my msx-dos kernel). When I try to

Re: 'beginners' corner (was GIMP)

2000-11-07 Thread Jon De Schrijder
[EMAIL PROTECTED] wrote: ObMSX: I'm planning to create a kind of 'beginners' corner/column in the next issue of MCCW (when I get /usr/bin/time running ;-)) Does anybody have any idea for a subject? 'The things you need first if you want to program for MSX' 1. some Z80 course 2. V9938

Re: CDR, CD-Rom with MSX question

2000-11-05 Thread Jon De Schrijder
to be short: I don't think it is possible to boot from a CDROM in DOS2. DOS2 uses the DISKIO entry for reading the bootsector, and since this entry only supports 512kB sectors, I think you can forget it :( About only accessing the partitions (not booting): best thing to do is just make a

Re: IDE answers

2000-10-19 Thread Jon De Schrijder
Laurens Holst wrote: By the way, IF you (Jon) are going to update the IDE disk variable area, best do it good. It won't be compatible anyway, so I think it's a good idea to use OFFSET +4 +5 +6 +7 (for example) for the 32-bit disk size instead of OFFSET +4 +5 and +8 +9... by

Re: IDE answers

2000-10-13 Thread Jon De Schrijder
Laurens Holst wrote: ... The new BIOS v2.0 isn't compatible with the old one already because of the added 24-bit sector access. what you are saying is not correct Programs ignorant about the 23 bit DISKIO access, must set the MediaID (#f0) in register C like usual. So most

Re: IDE answers

2000-10-13 Thread Jon De Schrijder
Laurens Holst wrote: ... don't work. Which program will not work? I don't know exactly. The programs which directly access the IDE-BIOS (v2.0) without clearing the C register... 'old' programs must always set the MediaID in C. If they don't set the C register, these programs are

MetalGear for XBOX

2000-10-10 Thread Jon De Schrijder
maybe a bit offtopic... [News] Konami unveils its lineup of Xbox games -- and yes, Metal Gear is right at the top! more news can be found in the xbox section on http://www.dailyradar.com Problems? contact [EMAIL PROTECTED] See also http://www.faq.msxnet.org/

IDE answers

2000-10-04 Thread Jon De Schrijder
About the bootprocess: To boot from a partition, the following things must be ok: 1. the partition must be assigned to a driveletter: this action is performed by the IDEbios at startup. It looks for a valid partitiontable (byte #EB on offset +#000 and #55AA on offset +#1FE). If this fails, it

IDE questions answers

2000-10-04 Thread Jon De Schrijder
if you have IDE related questions or remarks, you can always post them on the IDE messageboard on the site of Sunrise: http://www.msx.ch jon Problems? contact [EMAIL PROTECTED] See also http://www.faq.msxnet.org/

Re: Idefdisk 3.1

2000-09-25 Thread Jon De Schrijder
Some remarks... -- Ivan Latorre wrote: ... Now I want to partition my Seagate 1.2Gb HD. I push "DEL" button in order to start MSX-DOS1 from floppy disk. When pressing DEL, no IDE driveletters are created (and thus preventing to boot from a not yet good formatted disk),

Re: Fat 16 / chkdsk.com

2000-09-25 Thread Jon De Schrijder
MSX NBNO wrote: One question aries to me: Do programms like chkdsk.com work on this fat16? of course that kind of programs don't work correct on a FAT16 drive... It would be nice if disk errors can be solved... greetings -+-+-+-+-+-+- Maico Arts [EMAIL

COMMAND2.COM and FAT16

2000-09-22 Thread Jon De Schrijder
The patch of COMMAND2.COM is not really necessary. It only makes sure that the number of kilobytes free is correctly displayed when doing 'DIR'. Jon ps. on turboR the IDE internal DOS2.2x is not installed. = DOS2.3x from TR is used as kernel. Problems? contact [EMAIL PROTECTED] See also

Re: Wrong version of MSX-DOS

2000-09-21 Thread Jon De Schrijder
Anne de Raad wrote: Hi there! ... Because of the fact OKEI's patchcom.com doesn't work on Dos2.4x I use Dos2.3x You should use MSXDOS2.SYS version 2.2x and COMMAND2.COM version 2.2x because the DOS2kernel you are using (inside the IDE) is version 2.2x. I think SYS and COM version

IDEstuff

2000-09-19 Thread Jon De Schrijder
I noticed that Sunrise has put all new IDEstuff online on their site. however, a textfile 'IDEFAT16.TXT' is missing... Probably they will put that online somewhat later :-\ Greetings, Jon Problems? contact [EMAIL PROTECTED] See also http://www.faq.msxnet.org/

Re: C-TNG blocked

2000-09-15 Thread Jon De Schrijder
Albert Beevendorp wrote: Aren't you guys comming by train? no :( it is way too much expensive (175 euros)... We have decided to build an 'MSXparty' at David's place :) CU in tilburg next year ! :-/ Jon Problems? contact [EMAIL PROTECTED] See also http://www.faq.msxnet.org/

Re: News from the CTNG lab :-)

2000-09-14 Thread Jon De Schrijder
What Maarten thinks is correct; When you save to the ASMformat, also the precompiled code is saved. So if you load an ASMfile, the compilationprocess goes equally fast as when you just typed it. :-) Loading and saving ASMfiles goes very fast (is only a dump of the internal memorybuffers to

News from the CTNG lab :-)

2000-09-13 Thread Jon De Schrijder
Yo guys girls, good news and bad news: the bad news: Compass 2.0 is still not finished despite past 2 months of programming. It is difficult to say when the non-beta version will be released, but it will be worth waiting for. One of my favourite new things is the clockcycle-indication: when

Re: QIC-80 tape driver for IDE-interface?

2000-08-27 Thread Jon De Schrijder
All depends on the IDE devicetype code of that device. The IDE bios supports ATA (=harddisk), ATAPI direct access (LS120, ZIP100, ZIP250, JAZZ?, ...) and ATAPI-CDROM. Connect the device to your MSX and use IDEFDISK to show the Extended infopage. Look at the 2nd byte. bit76: 0x = ATA 10 =

Re: FAT16 for Sunrise IDE interaface

2000-07-25 Thread Jon De Schrijder
This week I've finished it with her and it seems to work perfect. But I still have to make a new IDEFDISK program to make FAT16 partitions. That will be for July... For now you will have to create the FAT16 partition on a PC... Soo, how are things going? :) Making any progress?

Re: FAT16 for Sunrise IDE interaface

2000-07-25 Thread Jon De Schrijder
Albert Beevendorp wrote: ... We're working on it. oh? are you also still working on your 'ultimate-fdisktool-for-all-interfaces' ?? Greetinx, Jon Problems? contact [EMAIL PROTECTED] See also http://www.faq.msxnet.org/

Re: Q...

2000-06-04 Thread Jon De Schrijder
Laurens Holst wrote: ... How to access the DISKROM, use entry #4010 DISKIO to read/write LOGICAL sectors (=sectors in a partition) Info about parameters can be found on the net. Important: one of the error codes is 'medium changed' (24 I think), then you must retry reading the sector.

Re: Start EP

2000-06-04 Thread Jon De Schrijder
Francisco Alvarez wrote: ... By the way, the EVA player for IDE works better with HD's with better quality. With CHS mode 0 HD's the sound isn't good. But with other HD's the sound is (casi) like it sounds with EVA player for MegaSCSI. CHS requires a few 24 bit divisions to calculate

Re: FAT16 for Sunrise IDE interaface

2000-05-30 Thread Jon De Schrijder
Siebe Berveling wrote: Uses the FAT16 system some specific IDE-interface only features? not really, but DISKIO routine in diskrom should be capable of using 16bit sector numbers. New IDE bios 2.0 does feature this in the same way as MEGASCSI does. So routines for MEGASCSI and IDE were kept

Re: FAT16 for Sunrise IDE interaface

2000-05-29 Thread Jon De Schrijder
Manuel Bilderbeek wrote: ... When you finished your work on it, would you like to write an article about it for MCCW? Grtjs, Manuel ((m)ICQ UIN 41947405) no. sorry ! Looking at the positive reactions on this list, I guess there will be enough IDE users around who can write articles about

Re: Top 100 MSX games

2000-05-29 Thread Jon De Schrijder
[EMAIL PROTECTED] wrote: ... I have a non functional IDE interface (bought it a couple of years ago, they promissed it would work and that they would send me a plastic case for it, but till now nothing) Contact Sunrise (email: see CC field of this mail) ; they will rebuild your interface

Re: Greetings and IDE problems

2000-05-26 Thread Jon De Schrijder
Francisco Alvarez wrote: ... One month ago I received the new ATA-IDE interface (with 512KB and without RS-232). Today I wanted update the flash-bios (1.98 -- 1.99) but I had problems. First, during startup, I press INS key to disable interface. DOS1 appears. After that, I type in Dos

Re: FAT16 for Sunrise IDE interaface

2000-05-26 Thread Jon De Schrijder
Ivan Latorre wrote: Does the Sunrise IDE interface support FAT16 file system? Is anyone developing it for this interface? Yes, Okei is working on it. This week I've finished it with her and it seems to work perfect. But I still have to make a new IDEFDISK program to make FAT16

IDE System Info

2000-05-15 Thread Jon De Schrijder
A new IDESYS.TXT file (info for IDE programmers) can be downloaded at the renewed site of Sunrise http://www.msx.ch or at the IDE section of the MSX FAQ: http://www.faq.msxnet.org Jon MSX Mailinglist. To unsubscribe, send an email to [EMAIL PROTECTED] and put "unsubscribe msx [EMAIL

Re: IDE Kanji

2000-05-12 Thread Jon De Schrijder
[EMAIL PROTECTED] wrote: Jon, ... 2. Like said in previous mail: Also technically speaking it is not possible to call R800 switching routines from within the IDE bios... ...because the IDEBIOS doesn't know anything about the slotswitching paging state when it is called. It only

Re: IDE Kanji

2000-05-10 Thread Jon De Schrijder
[EMAIL PROTECTED] wrote: That too Alex, but the point I was trying to make is to get the driver code within the IDE Bios... no, because: 1. such thing should be done by the OS and not by the hardwaredevicedriver. It just doesn't belong in there. Furthermore it would be a waste to do

Re: IDE Kanji

2000-05-09 Thread Jon De Schrijder
to the version made by Alex Wulms, who gave permission to use his code for this. Actually, what is the point you are trying to make in this mail ??? Jon GreeTz, BiFi Jon De Schrijder [EMAIL PROTECTED] schreef in nieuwsbericht [EMAIL PROTECTED]:ðÐÁ^ÀÐÁ^˜ÐÁ^pÐÁ^`ÐÁ^0ÐÁ^... [EMAIL PROTECTED] wrote

Re: [phoenixmsx] MSX3: The BIOS (hardware)

2000-04-23 Thread Jon De Schrijder
Laurens Holst wrote: By the way, it would be nice if the Sunrise-IDE interface could be used as FlashCart Yes, it easily can if you have an IDE version #4.1 interface because that one has a socket for the flashrom. Flashrom types that can be used: AM29F010 (128kB) and AM29F040 (512kB);

Re: URL of Diamond Logic SuperATA IDE interface

2000-04-22 Thread Jon De Schrijder
Werner Augusto Roder Kai wrote: Laurens Holst wrote: I never heard of a "Diamond Logic" IDE interface. The only one I know is from Sunrise. It has some FlashROM inside for the BIOS and Dos2. There also is a 512kB model, which has an extra high amount of FlashROM for (future) use with

Re: ACE 002 and ADVRAM...? New MSX?

2000-04-22 Thread Jon De Schrijder
Daniel Jorge Caetano wrote: What you call indirect? If you create a character table on your RAM and create a routine to copy blocks from RAM - VRAM, you'll have the fast renderer you've never seen! (-: Send blocks to VRAM directly is a lot faster than OTI or OTIR. note: this is not true

Re: IDE Kanji

2000-04-18 Thread Jon De Schrijder
[EMAIL PROTECTED] wrote: Sander Zuidema [EMAIL PROTECTED] schreef in nieuwsbericht 000601bfa87c$c2c27c40$175feed4@benjaminb:ðÐÁ^ÀÐÁ^˜ÐÁ^pÐÁ^`ÐÁ^0ÐÁ^... I think this 512Kb was very useful for things like it is 512kB flashROM; it is a very slow procedure to write data into it... -

Re: IDE Kanji

2000-04-18 Thread Jon De Schrijder
David Heremans wrote: [EMAIL PROTECTED] wrote: Still trying to convince Jon of implementing the automatic R800-reading on the turbo-R. Hope he will implement it soon. I think it would help if you donated a turbo-R to Jon. LOL ! Good try David : Even with a TR I don't have much

Re: FM-PAC questions

2000-04-11 Thread Jon De Schrijder
David Heremans wrote: Laurens Holst wrote: Well since the I/O ports are used and they both have mapped the same ones, they will probably both play the same (unless they are used through their BIOS, which however rarely happens, I think only in Basic). How how how, Explain

Re: MSX CD Player ?

2000-04-06 Thread Jon De Schrijder
Laurens Holst wrote: The answer is: JDSCDP, by Jon de Schrijder, downloadable from the Sunrise website (and probably also on the disk with IDE software). it is only a roughly patched version of the old CDP utility from Gilvad. not very nice, but it works. Once I had the intention

Re: Looking for a slotexpander

2000-04-06 Thread Jon De Schrijder
Pierre Gielen wrote: Do you liked it ? =) Yes, I'd like to build one, so I'll try to locate a copy of a PCB design program now. check out: http://www.cadsoft.de greetz, Jon MSX Mailinglist. To unsubscribe, send an email to [EMAIL PROTECTED] and put "unsubscribe msx [EMAIL

Re: Adding resistor to FMPAC for use with a NMS 8250

2000-03-29 Thread Jon De Schrijder
Roel de Wit wrote: Hi, Thanks for the extra info.. but... I still need to find out where R428 and R429 is somewhere on the NMS8250 motherboard. I've removed the casing It is NOT on the motherboard, but on the audio/video board (the one that you see when you remove the casing. Greetz

Re: Expanding RAM on the music module

2000-03-23 Thread Jon De Schrijder
Roel de Wit wrote: Hi, I'm looking for information on how to expand the RAM on my Music Module (I want to run unknown reality correctly). Can somebody please help me with this ? Grtzz Roel... check out the downloadsection of CTNG's homepage:

Z80 - was Interrupt modes?? (coding question)

2000-03-23 Thread Jon De Schrijder
Frits Hilderink wrote: According to the official documentation on the Z80 regarding interrupt mode 2 says that bit 0 of the lower address byte is always 0. To be short, only the 7 most significant bits are used. Can someone mail me a PDF (or alike) datasheet of the Z80 ?? thanx jon

Re: 7MHz with normal sound???

2000-03-15 Thread Jon De Schrijder
Laurens Holst wrote: Hmmm, this all sounds very encouraging. Maybe I should just lay a wire from the clockchip to the PSG and the slotexpander pin??? By the way, I don't think external RAM uses the sync signal, does it? older memorymappers (like those from Checkmark, ...) rely on the

Re: External HD case

2000-03-08 Thread Jon De Schrijder
Ivan Latorre wrote: Jon De Schrijder wrote: IDE versions 4.0 and 4.1 have inside a 2-pin connector to connect a led... Be careful when opening the case... I´ve opened the IDE interface case and I´ve seen that is version 4.1. What two pins are you referring to? The two pins where

Re: External HD case

2000-03-04 Thread Jon De Schrijder
Ivan Latorre wrote: Hello all I´ve just bought a external hard disk case where I have put an IDE hard disk. This hard disk is connected directly to the Sunrise IDE interface (with an IDE cable). The external case has a LED. Does anyone know how can I manage in order to make this

Re: Harddisk and CDrom drive under MSXDOS2

2000-02-19 Thread Jon De Schrijder
Hello, the following was message was never sent (got stuck in my unsent messages folder), but maybe it contains some useful things. So, here it is: -- Hi, some short notes: * only 6 driveletters can be assigned to the IDEinterface=6*32MB To use the other partitions, use

Re: Drive emulation via pc printerport?

2000-01-18 Thread Jon De Schrijder
JP GROBLER wrote: HI Would it be possible to emulate an ide disk drive via the printer port of a pc to be connected to (for example) the svi 738 second drive port should be possible; I believe MtH has done something like that with the MSXjoystickport connected to PC (or main ide

Re: FAT16

2000-01-14 Thread Jon De Schrijder
won't work. Maybe you can send it to Jon de Schrijder or ask him about it. you can send it to me and I will take a look at it next month. If it doesn't use the megascsi sram to store variables, it shouldn't be too hard to convert it for the IDE. Greetz, Jon MSX Mailinglist. To unsubscribe

Re: FAT16

2000-01-11 Thread Jon De Schrijder
Peter Burkhard wrote: On 11 Jan 2000 12:11:38 +0100, [EMAIL PROTECTED] (Manuel Soler) wrote: Hola Pazos, New version of FAT16 has been released. It should support up to 2Gb partitions. Due to some problems with my program to create my WEB page, if you want

Re: Sony HiFD

1999-11-10 Thread Jon De Schrijder
Pierre Gielen wrote: Jon De Schrijder wrote: As long as it has an IDE interface connector, it will work with the Sunrise IDE interface. There is no new special software required. Do you mean that a CD-rewriter will also work with the IDE interface, without special software? well

Re: Sony HiFD

1999-11-09 Thread Jon De Schrijder
Ivan Latorre wrote: Hello Can I connect a Sony HiFD drive to my MSXturboR with the Sunrise IDE Interface? I was going to buy a Iomega Zip 100 or 250 drive but I´ve seen that Sony HiFD can read and write current 2HD floppy disks, even 2DD floppy disks! Greetings what is a sony

Re: New IDE and RS232 interfaces

1999-10-26 Thread Jon De Schrijder
the story is as follows: 'konamisized' cartridgeboxes can't be found anymore and making a new mold costs a fortune (15000 Guilders!) At sunrise they have a 'Moonsoundbox' mold and they want to use it for the IDE interface. However, the size of the moonsoundboxes are a bit to large, so they've

Re: Sprite pointers - mixed and scrambled

1999-10-16 Thread Jon De Schrijder
Jorge wrote: R5: A14 A13 A12 A11 A10 1 1 1 Graphic 3 Mode (Screen 4): R5:A14 A13 A12 A11 A10 A9 A8 A7 Weird! Where you've got this info? I use *THE ONE AND ONLY* V9938 MSX-VIDEO Technical Data Book by Yamaha/ASCII Corporation/Nippon Gakki Co. Ltd I can

Compjoetania TNG

1999-09-14 Thread Jon De Schrijder
Hello folks, just to announce that Compass 2.0.00 is not finished yet; I'll do my best to release the Real thing before 2000 :-) All works except the editor; so it is not possible to assemble either... The new features of the monitor (I/O monitor) and debugger (shelling, userscreen, etc...)

DOS System variables

1999-09-03 Thread Jon De Schrijder
current DOS kernels (DOS12) use the memorylocations from #f1c9..#f37F. I've never seen any official document describing their contents as 'standard'. However many locations can't be changed in future DOS versions, because of compatibility reasons (example: F36E hook used by diskroms, F34D also

disktransfers

1999-09-03 Thread Jon De Schrijder
disktransfers: +always use page 2 or 3 (#8000-#fffe) +In MSX-DOS (12) environment it is also possible to pass parameters in page 0 and 1, but it is slower (diskrom needs additional slotswitching) +Always make sure that the transferarea is located in the primary ramslot. (in the official way you

Re: BDOS

1999-09-03 Thread Jon De Schrijder
[EMAIL PROTECTED] wrote: "environment strings and disk transfer areas must be in the mapper RAM slot." ... Is there a workaround for this problem ? no you must allocate a primary mapper segment for your disktransfers or use a TPA segment for that purpose. And copy the data to another

Compass

1999-09-03 Thread Jon De Schrijder
Another question remains: how can i arrange that compass (development env) does not use the primary mapper so that that one is free for my program.. because i need segments for that mapper and not from the 1Mb mapper that resides in slot 1.. you can just change the memorysettings in the

Re: S/F motor off

1999-08-22 Thread Jon De Schrijder
Hi all, when cleaning up my email, I came across the following: Maarten ter Huurne wrote: At 01:20 AM 07/25/99 +0200, you wrote: ] By the way, do you know a way to find the DiskROM slot ID for a drive under ] DOS2? Under DOS1 you can use the #FB21 table, but I doubt that will work ]

Re: Z380 is working!!!

1999-08-22 Thread Jon De Schrijder
Rafael Corrales Pulido wrote: Hello MSX world, Two weeks ago Padial got the impossible, a Z380 based system board started to work in a MSX slot, finally he solved all the hardware problems and the Z380 board is totally finished except in the software part. great!, but eh... I

Re: Compass bug?

1999-07-22 Thread Jon De Schrijder
Laurens Holst wrote: Jon, pay attention please!!! just returned from holiday :) and reading about 400 emails... I had a quite small Compass-program, though very often saved and changed. The size of it was about 65000 bytes. I already though this was absurd but since it .ASM-files are

Re: Meaning of VRAM size speed bits

1999-07-22 Thread Jon De Schrijder
MkII wrote: ... The first time I laid my hands on an MSX I POKED the PSG register 7 directly... with 00xx!!! My 8250 sounds real bad when doing phaser effects, so I presume perhaps I blowed something with that POKE?!?!? A lot of NMS8250/55/80 computers have an assembly error in the

Re: Compass

1999-07-22 Thread Jon De Schrijder
Adriano Camargo Rodrigues da Cunha wrote: Guys, But if you're programming assembler: GO GET COMPASS!!! (Yes, I'm shouting!) In the last months I'm using my PC for programming in ASM for MSX, with M80/L80 or GEN80. The reason is that is much more easy (and fast) for

Re: Compass improvement??? Jon! Listen!

1999-07-22 Thread Jon De Schrijder
Laurens Holst wrote: - source length limit of about 20K, even though the source is tokenized, this is not enough (especially comments take lots of space) Hey... hey!!! JON!!! Listen!!! I'm here!! Can't you tokenize the source in Compass??? This has two advantages: 1. the

Re: UZIX DOS2

1999-07-14 Thread Jon De Schrijder
On Tue, 13 Jul 1999, Adriano Camargo Rodrigues da Cunha wrote: Jon, Well... What I do is clear hooks and fill the area D000h-F000h with zeros... hmmm... seems dangerous to me: some hardware drivers can be installed in this area at startup. (example: workspace of

Re: MSXCDEX and IDECDEX...

1999-07-10 Thread Jon De Schrijder
Maarten ter Huurne wrote: At 11:06 PM 7/8/99 +0200, Jon wrote: 2. a way to figure out of which type a connected drive is and to figure out if a diskrom supports this standard. If the DiskROM doesn't support a drive, ?? a diskrom does support at least one type of device. That's why

Re: S/F motor off

1999-07-10 Thread Jon De Schrijder
[EMAIL PROTECTED] wrote: heya... well.. LD B, 255 Loop: CALL$FD9F DJNZLoop does the trick, but this is much faster: xor a ld ($f1c1),a Ooooh no!!! that will only work if the internal floppydrive is the only diskrom present in your system. In

Re: MSXCDEX and IDECDEX...

1999-07-08 Thread Jon De Schrijder
Hello, Laurens Holst wrote: I have debugged a large part of the MSX-Dos-kernel, and it has a patchtable, so it shouldn't be that difficult to add CD-ROM support to MSX-Dos... Then you wouldn't even need to load an external program... There's only one condition: if CD-ROM support is

Re: UZIX DOS2

1999-07-08 Thread Jon De Schrijder
Adriano Camargo Rodrigues da Cunha wrote: I bet that Uzix is overwritting the DOS2 mapper area. Why you don't try to detect and kill DOS2 during boot ? (Maybe the problem has notting to do with this ... But I said anyway) Well... What I do is clear hooks and fill the area

Re: Acessing MegaSCSI/IDE disks directly

1999-05-19 Thread Jon De Schrijder
On Wed, 19 May 1999, Maarten ter Huurne wrote: At 05:27 PM 5/19/99 -0300, you wrote: I'm talking about direct access. Like using 4010h of DiskROM for reading/writing disk sectors (yeah, it's insane). You can access harddisk sectors inside a partition using #4010, just like

Re: IDE-problem

1999-05-05 Thread Jon De Schrijder
On Wed, 5 May 1999, Anne de Raad wrote: I checked it, but I couldn't find any error! You were right after all, it was a matter of Master and Slave.. My ZIPdrive works just fine now!! Thanx!! Cool isn't it ? :) I do have another problem right now...Of course it probably is just

Re: IDE-problem

1999-04-30 Thread Jon De Schrijder
Anne de Raad wrote: this is strange. I guess I made an error in the bios when pressing CTRL; I suppose the bios returns too early before installing the appropriate parameter in SLTWRK. I'll check it out and fix it in bios 1.92. Sorry! jon I checked it, but I couldn't find any

RE: IDE slotexpander

1999-04-30 Thread Jon De Schrijder
On Fri, 30 Apr 1999, Hans Otten wrote: When i had a small hard disk (SCSI) with only one partition on it i used the DOS Assign to have the first floppy drive be A:, the second B:, the hard disk partition was C. I never wanted to get used to the differences between PC and MSX drive

Re: IDE-problem

1999-04-29 Thread Jon De Schrijder
On Thu, 29 Apr 1999, Anne de Raad wrote: Hello, On the Tilburgfair I bought the IDE-interface from SunriseI flashed the latest BIOS in the cartridge (1.91) and I connected the IDE-interface to my I believe Sunrise has distributed still the 'old' bios 1.86 in Tilburg on the

Re: Some questions

1999-04-14 Thread Jon De Schrijder
Laurens Holst wrote: ... Disadvantage: it is approx 4* slower than the ZIP, it is not possible to read copy-protected disks Well ain't that useful. A disk is copy-protected so you can't read it. huh? *** What's the damn use of such a disk??? *** ~Grauw copy-protected disks are disks

Re: Some questions

1999-04-13 Thread Jon De Schrijder
Hans Otten wrote: 1/ Can I use a PC HDD on MSX Yes, you can use IDE disks on MSX with the Sunrise IDE interface. (http://www.msx.ch). Note that the disk should not be too old. Disks above 512Mb are ok. also smaller ones are ok you can even connect Iomega ZIP or an LS120 drive. The

Re: NestorBASIC IDE problem

1999-04-02 Thread Jon De Schrijder
Néstor Soriano wrote: Hi people, since I think this message from Italo Valerio has interest for more people, I publish it... My friend tested nbasic in DOS-2 megaram (Brasiliam Cartr.), (no IDE) and he make the tests to go to DOS and return to Basic, the symptom is same. So,

Re: mapperports - megademo :)

1999-03-29 Thread Jon De Schrijder
On Mon, 29 Mar 1999, shevek wrote: On Sat, 27 Mar 1999, Maarten ter Huurne wrote: Besides, what kind of program would leave the mapper in a different state than when it was started? I am busy on a muli-tasking system that cuts programs off on the interrupt. It is very well possible

Re: Mapperports

1999-03-28 Thread Jon De Schrijder
On Sun, 28 Mar 1999, Alwin Henseler wrote: Jon De Schrijder [EMAIL PROTECTED] wrote: ... *The size of a memorymapper is at least 64kB (four pages of 16kB) Makes sense. At least I've never seen, or built anything smaller... see the ASCII specs in which a memorymapper is displayed

Re: mapperports - megademo :)

1999-03-26 Thread Jon De Schrijder
Hi all, Can you all agree with the following? It is important for both MSX software- and hardware-developers that we all can come to an agreement. Probably there are still memorymappers procuded nowadays and also software depending on these. Go get some coffee (don't spill on the keyboard ;) )

Re: Problems when changing stack

1999-03-25 Thread Jon De Schrijder
On Thu, 25 Mar 1999, Jeroen Smael wrote: Nestor Soriano wrote: Hi people... problems again... this time, when changing stack. In a new update of NestorAcentos I'm developing, I put the following piece of code attached to the timer interrupt hook. The code is placed in a reserved zone

page 1 diskloading (was: 64K VRAM?)

1999-03-24 Thread Jon De Schrijder
On Tue, 23 Mar 1999, shevek wrote: On Mon, 22 Mar 1999, Marco Antonio Simon dal Poz wrote: On Mon, 22 Mar 1999, shevek wrote: On Mon, 22 Mar 1999, Marco Antonio Simon dal Poz wrote: For the most part of diskroms, DMA can be in page 1, because they have access to FDC

Re: IDE

1999-03-21 Thread Jon De Schrijder
-circuit on 5V of your precious MSX. So i was pleasantly surprised when Jon de Schrijder made new versions of the bios etc available. Downloaded, installed and it never worked afterwards. Not with the hard disk alone, and certainly not with the cdrom as slave. the new biosses perform a lot more

Re: mapperports (was MegaRAM)

1999-03-20 Thread Jon De Schrijder
Laurens Holst wrote: ... !!! GRUWEL GRUWEL !!! -- for non-Dutch readers: !!! HORRIFYING HORRIFYING !!! Issuing an IN on the mapper-ports is against the MSX-standard!!! NEVER IN the Mapper-ports. The result is ABSOLUTELY unreliable and machine/mapper-dependant. One computer inverts the

Re: IDE troubles....

1999-03-15 Thread Jon De Schrijder
On Mon, 15 Mar 1999 [EMAIL PROTECTED] wrote: hi, I have a sunrise IDE-interface, but I can't get it to work 100%... I'm using it on a NMS8250 with a Make sure you are using a hardware-modified IDE interface to avoid all types of hardware problems. (more info: http://www.faq.msxnet.org and

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