Search found 311 matches

by Petari
Sat Dec 01, 2018 9:58 am
Forum: SOFTWARE PROGRAMMING & DISCUSSION
Topic: Exception vector oddity
Replies: 8
Views: 1231

Re: Exception vector oddity

You are right in latest post. But what matters is that reliable return is possible. Generic code ? That's relative :D
There are many cases where workaround gives best results.
by Petari
Sat Dec 01, 2018 9:19 am
Forum: SOFTWARE PROGRAMMING & DISCUSSION
Topic: Exception vector oddity
Replies: 8
Views: 1231

Re: Exception vector oddity

... You can't reliably return from a bus or address error. The value of the PC pushed on the exception frame is not exact. This is also described on the 68000 manual. Sorry, but that's not correct. Me, as TOS expert, and who disassembled complete TOS 1.04 , 1.62 and 2.06 know that reliable return h...
by Petari
Sat Dec 01, 2018 6:45 am
Forum: GAME ZONE
Topic: Whitewater Madness
Replies: 1
Views: 553

Whitewater Madness

https://www.youtube.com/watch?time_continue=4&v=dTUfODLuBh4 Download: http://atari.8bitchip.info/SCRSH/whitewm.html Game is pretty well done, but would not say that will challenge player for longer time. Yes, this is very first STE game, done by Atari self. Actually, the following message at Atarima...
by Petari
Tue Nov 27, 2018 6:52 am
Forum: CHAT FORUM
Topic: Forum "slogan" update ?
Replies: 46
Views: 3361

Re: Forum "slogan" update ?

I think that previous post was not really necessary in this thread, what is in big part about Atari-Amiga people cowork. And that's nice thing. I always wished to share some experiences with Amiga people, and actually I did. I gave help and necessary advice to man who made FPGA Amiga clone for IDE p...
by Petari
Mon Nov 26, 2018 4:57 pm
Forum: CHAT FORUM
Topic: Forum "slogan" update ?
Replies: 46
Views: 3361

Re: Forum "slogan" update ?

I'm deeply offended, since I'm Sinclair Spectrum and Atari ST retro user over 30 years - Spectrum 35 ... :lol:
Just to moan a little :mrgreen:
by Petari
Sat Nov 24, 2018 7:36 am
Forum: SOFTWARE PROGRAMMING & DISCUSSION
Topic: Exception vector oddity
Replies: 8
Views: 1231

Re: Exception vector oddity

MC68000 has generally 2 types of exception: Group 1 and 2 : On stack SR and Return address - 6 bytes . It is used by interrupts, Trap instruction, .... Bus or address error exception frame: Access Address, Instruction Register, Then SR and Return Address (called program counter too) . That's 12 byte...
by Petari
Fri Nov 23, 2018 7:02 pm
Forum: CHAT FORUM
Topic: I "so" low Black Friday !
Replies: 4
Views: 508

I "so" low Black Friday !

Record number of spam today in mailbox. More than in 2 weeks. Nothing seen what is worth to buy - here talk about what saw in city. Changed mobiltel provider, because they acted like idiots - beside all heavy advertising and 1 week long Black Friday refused to correct their obvious error - turning o...
by Petari
Thu Nov 22, 2018 5:36 am
Forum: CHAT FORUM
Topic: Whats all this EORI HMRC nonsense now ?
Replies: 4
Views: 505

Re: Whats all this EORI HMRC nonsense now ?

Some people claim that charged VAT actually goes not in destination country, but in USA or just right to UPS.
by Petari
Mon Nov 19, 2018 7:53 am
Forum: GAME ZONE
Topic: New Atari ST game - for those with strong heart :)
Replies: 0
Views: 578

New Atari ST game - for those with strong heart :)

Well, that's what author says, with little different words :D :
http://atariage.com/forums/topic/285086 ... -atari-st/
by Petari
Mon Nov 19, 2018 7:50 am
Forum: HARDWARE DISCUSSIONS
Topic: Any unused IO on the STf mainboard?
Replies: 7
Views: 721

Re: Any unused IO on the STf mainboard?

Icky wrote:
Sun Nov 18, 2018 11:10 am
Really cool idea. Where did you get the HDD activity line from. The HDD device itself or somewhere off of the STF board?
There is no HDD activity line in ST. Possible only from hard disk/Flash card adapter.