Search found 7 matches

by telbee
Wed Aug 03, 2011 11:45 pm
Forum: General Discussion
Topic: Oric everywhere
Replies: 4
Views: 8504

POKE#BB80+36,0 ? That is very funny .. ;) It reminds me: is there a collection of these around somewhere? Back in the good ol' days, I had a few tapes full of listings that had pokes like these, it was my "UTILITIES" tape .. man I wish I still had that tape, it had some good things, like ...
by telbee
Wed Aug 03, 2011 10:54 pm
Forum: AY sound chip
Topic: AY Crudentials: Accessing the AY
Replies: 3
Views: 15408

Re: AY Crudentials: Accessing the AY

I was checking my old replay code, and I found out that instead of FD and DD I have EC and CC: sta VIA_ORA lda #$EC sta VIA_PCR lda #$CC What's the actual difference and the impact? Hi there. Both bits of code will work equally well. The difference is in the CA1 and CB1 control bits in the PCR of t...
by telbee
Sat Jul 02, 2011 10:52 pm
Forum: Hardware hacks and extensions
Topic: finding (cheap?) 65xx family ICs around...
Replies: 9
Views: 23240

But, i am interested to order these chips again (as explained above) Hi Jede!. I'm interested to order WDC chips too. I needed a few 6522s to repair some old computers - if you're savvy, you can find them in spares/repair stuff on eBay - They're in Vic20s, 1541 disk drives (2 in there, along with a...
by telbee
Sat Jul 02, 2011 10:20 pm
Forum: AY sound chip
Topic: "music" in Xenon meteors noise
Replies: 22
Views: 41047

Re: "music" in Xenon meteors noise

This is a very old story. When I was young, playing Xenon 1, I kept telling my brothers that in the meteors noise (level 3), I was hearing lost in the noise a small music, like bells. They claimed they didn't hear anything. The music consists of 4 notes repeating about every 3 seconds. Years later ...
by telbee
Sun Jun 05, 2011 5:42 pm
Forum: Hardware hacks and extensions
Topic: ATMOS REPAIR GUIDE
Replies: 3
Views: 7864

I've had lots of computers arrive faulty (Dragons, Amigas, C64 etc..) but I've NEVER seen what you've described! I'll definitely keep my eyes peeled! Thanks
T
by telbee
Sat Jun 04, 2011 12:38 am
Forum: Hardware hacks and extensions
Topic: ATMOS REPAIR GUIDE
Replies: 3
Views: 7864

Very useful indeed.. Especially now there are so many eBay resellers claiming their stuff actually works!(until you read the very small print!!)

Thanks for posting

T :)
by telbee
Tue May 31, 2011 12:29 am
Forum: Hardware hacks and extensions
Topic: getting (PAL) composite signal from the ORIC
Replies: 10
Views: 21683

I was recently reading up about the Sam Coupe and noticed they used a motorola MC1377P chip to convert between RGB and composite. The data sheet is here... http://www.datasheetcatalog.org/datasheet/motorola/MC1377DW.pdf The only problem is it requires a minimum of 10volts to drive it. Internally on...