Search found 9 matches

by loanmilu
Fri Oct 14, 2022 4:06 pm
Forum: Hardware
Topic: sprites that disappear
Replies: 11
Views: 2383

Re: sprites that disappear

Testing the keyboard: you can test most keys with any games. After you select any game (with the reset button followed by presses of the joystick trigger buttons), start a game by pressing any key on the keyboards. Almost every key is enabled to start games. If the key works, press reset again, and...
by loanmilu
Fri Oct 14, 2022 4:00 pm
Forum: Hardware
Topic: sprites that disappear
Replies: 11
Views: 2383

Re: sprites that disappear

Well I don't think you'll be able to test anything other than a small number of keys on the controller with just Sonic Invader. I'd suggest you look at one of the MultiCart solutions. There are powerful ones (Thanks to Scouter3D) and there are Open Source ones you can do yourself. (Full disclosure!...
by loanmilu
Fri Oct 14, 2022 3:58 pm
Forum: Hardware
Topic: sprites that disappear
Replies: 11
Views: 2383

Re: sprites that disappear

If you own a multimeter you can simply meassure connectivity on the keypads when you press a key (every keypress needs 2 connections, only SHIFT, CTRL and the two firebuttons need only 1 connection...) find joystick and keyboard mappings attached... Joystickmappings.jpg Thanks your help is always p...
by loanmilu
Fri Oct 14, 2022 3:53 pm
Forum: Hardware
Topic: sprites that disappear
Replies: 11
Views: 2383

Re: sprites that disappear

Apologies for the delay - work etc Sonic Invaders stores the Sprite Attribute Table at VRAM 0x300, and the Sprite Pattern Table at VRAM 0x800. Good luck! So are you telling me the problem is ONLY in the rams? I think what you gave me is a mapping of the VRam the solution is to find which ram works ...
by loanmilu
Sun Oct 09, 2022 4:35 pm
Forum: Hardware
Topic: sprites that disappear
Replies: 11
Views: 2383

Re: sprites that disappear

If the test game is Planet Defender or Deep Sea Rescue - the terrain disappearing is normal. Otherwise, tell us which game you are using and we can tell you which VRAM locations / registers are in use. Thanks for the reply the game I'm talking about is Sonic Invader both the enemy spaceships and th...
by loanmilu
Tue Oct 04, 2022 8:49 am
Forum: Hardware
Topic: sprites that disappear
Replies: 11
Views: 2383

sprites that disappear

good morning testing one of the consoles that were kindly given to me for repair I found one that while I'm playing the sprites on the screen disappear for a few moments the game continues without any problem but the moving sprites disappear leaving only the background elements does anyone know what...
by loanmilu
Mon Jul 04, 2022 3:35 am
Forum: Hardware
Topic: Creativision Cartridgeslot Differences
Replies: 4
Views: 1351

Re: Creativision Cartridgeslot Differences

Thank you very much
you are great
now everything is clear and you understand perfectly !!!
if I understand it, everyone understands it :D
by loanmilu
Tue Jun 28, 2022 11:35 pm
Forum: Introduce yourself!
Topic: Hello from Italy Ciao dall'Italia
Replies: 6
Views: 2402

Re: Hello from Italy Ciao dall'Italia

Thanks for the welcome !! I am starting to retrieve as much information as possible to start testing the consoles I have but how will I have to deal with a serious problem, for sure I will do my post Thanks again Grazie per l'accoglienza !! Sto iniziando a recuperare più informazioni possibili per i...
by loanmilu
Tue Jun 28, 2022 8:21 am
Forum: Introduce yourself!
Topic: Hello from Italy Ciao dall'Italia
Replies: 6
Views: 2402

Hello from Italy Ciao dall'Italia

Hi everyone, I am LoAnMiLu, retrogaming enthusiast but, more precisely, Intellivision fan. Now I have the opportunity to study the Creativision console and I have found this to be the best place to do it Ciao a tutti, mi presento sono LoAnMiLu, appassionato di retrogaming ma, più precisamente, fan d...