RE: BOUNCE sam-users@nvg.ntnu.no: Non-member submission from ["Winkless, Geoff" <[EMAIL PROTECTED]>] (fwd)

2003-08-19 Thread Winkless, Geoff
19 August 2003 11:55, Frode Tenneboe wrote: > Still non-subbed address. :-) > > -Frode > *sigh* Cheers frode, I'll resend from the right account :) Geoff

[OT]: GNU (was RE: Copyright etc)

2002-08-19 Thread Winkless, Geoff
Andrew Collier wrote: > implies that sharing copies is somehow illegitimate" - Come come andrew, that's a cheap trick - taking words out of context. Quote from the link given on that page: If you don't believe that illegal copying is just like kidnaping and murder, you might prefer not to use t

RE: Copyright etc

2002-08-19 Thread Winkless, Geoff
Cookie wrote: > 99% of the people who post there are rabid GNU followers, who want > everything to be free, regardless of reality. GNU followers don't want everything to be free - they want there to be a free software alternative to everything. Which is entirely different. I should have known an

OT: Arch emulators (was RE: Linux Format)

2002-08-16 Thread Winkless, Geoff
Matthew Craven wrote: > Wow - you've found a decent Archimedes emulator? Where? Red Squirrel ( http://www.redsquirrel.fsnet.co.uk ) works ok for me. It's not perfect, but it runs most things OK. Things it doesn't manage generally run with Archie (http://www.geocities.com/SiliconValley/Campus/54

RE: Linux Format

2002-08-16 Thread Winkless, Geoff
> Nahhh, your missing the point. I know the emulator is > basically perfect, but its just not like having the > real thing sitting there (I trust you have got the real > thing as the rom is still copyrighted and hence the > emulator is only legal to those with a sam). IIRC Andy Wright has s

RE: Linux Format

2002-08-16 Thread Winkless, Geoff
> What i bet it doesnt say is, if you really want to enjoy this > machine - try and locate one on ebay :D Nothing beats the > real thing. Actually I disagree. The emulator is now fast, accurate and featured enough that it's far easier to code than using the sam ever was. Using Comet in fast mod

RE: Sam floppy

2002-08-12 Thread Winkless, Geoff
Colin wrote: > A PC disk drive can be used with the same circuitry - using > the WD1772 disk drive controller IC - that is on the small > board which is soldered directly onto the back of the > original disk drive units. Don't you need to buy a drive which supplies the RD (Ready) signal? Geoff

RE: error 404

2002-07-08 Thread Winkless, Geoff
Nev Young wrote: > they're about 3000 x 2000 pixels and the jpegs are 440K - 825K. > I can try and redo them at lower resolution but I'm scanning from the > tech manual and it's a poor photo copy to start with. JPEG for line drawings? Yeuck. Scan them in, run them through some line routines in

[OT] Website redirectors (was RE: sam emulator)

2002-07-01 Thread Winkless, Geoff
Si Owen wrote: > The SimCoupé website seems to be down at the moment - > just-the-name must have problems with their URL > masking again *sighs* Have you tried mydomain.com? - they've been pretty flawless since I moved over. Geoff

RE: sam instruction timings

2002-05-30 Thread Winkless, Geoff
Si Owen wrote: > Geoff Winkless wrote: > > I use 50Hz :) > > How d'ya manage that? I'd definitely be interested in using that rate > myself if possible, as even a smooth 100Hz still suffers from > ghosting. > I didn't think modern monitors were happy running at such a low rate > though? Uhh. I

RE: sam instruction timings

2002-05-30 Thread Winkless, Geoff
Si Owen wrote: > It's quite possible that's just a visual effect caused by the monitor > sync not being a perfect match to the timer used by SimCoupé. I'm happy to believe this - also I tried it on my machine at home and it was actually worse so I figure it has to be a SimCoupe problem. > I use 1

RE: sam instruction timings

2002-05-29 Thread Winkless, Geoff
Dave Laundon wrote: > Ok, my first post here in ages, here goes... > > the official Z80 cycles rounded up to the next multiple of 4 (or 8 in > screen time), or, 4 (or 8) times the number of memory accesses; > whichever is greater. Thanks! I vaguely remembered something like that but wasn't sure.

RE: z80 timings on Sam

2002-05-28 Thread Winkless, Geoff
I wrote: > is it quicker to do: > AND &EE = 7 cycles Second note: my apologies for sending the message twice. I got a message back from the nvg admin telling me to do so, before the first email arrived :( > The domain nvg.unit.no has expired. > Please use nvg.ntnu.no i

RE: z80 timings on Sam

2002-05-28 Thread Winkless, Geoff
I wrote: > is it quicker to do: > AND &EE = 7 cycles Note: I should have written AND C - 4 cycles since the &EE is preloaded to a register (ostensible to increase speed). Geoff

sam instruction timings

2002-05-28 Thread Winkless, Geoff
OK, so my memory isn't too hot. Given that this code will probably execute in screen time, is it quicker to do: LD A, (HL) = 7 cycles AND &EE = 7 cycles LD (HL), A = 7 cycles or RES 0, (HL) = 15 cycles RES 4, (HL) = 15 cycles NB The "cycles" here are raw z80 figures. Obviously on first glance

z80 timings on Sam

2002-05-28 Thread Winkless, Geoff
OK, so my memory isn't too hot. Given that this code will probably execute in screen time, is it quicker to do: LD A, (HL) = 7 cycles AND &EE = 7 cycles LD (HL), A = 7 cycles or RES 0, (HL) = 15 cycles RES 4, (HL) = 15 cycles NB The "cycles" here are raw z80 figures. Obviously on first glance