right
I'm going to use system disk loading routine during my demo, so can I assume that locations somewhere between $110-$1a0 are safe?
Search found 7 matches
- Thu Mar 20, 2025 12:28 pm
- Forum: Programming
- Topic: Some basic questions
- Replies: 9
- Views: 3275
- Thu Mar 20, 2025 12:04 pm
- Forum: Programming
- Topic: Some basic questions
- Replies: 9
- Views: 3275
Re: Some basic questions
AFAIK color RAM at $9400 is available only if 3k memory expansion is present, am I right?
I've got additional question: what part of the stack is safe to be utilized by the program?
I've got additional question: what part of the stack is safe to be utilized by the program?
- Mon Feb 03, 2025 2:27 pm
- Forum: General Topics
- Topic: Registering issues
- Replies: 2
- Views: 5767
Re: Registering issues
thanks!
- Mon Feb 03, 2025 1:44 pm
- Forum: Programming
- Topic: Some basic questions
- Replies: 9
- Views: 3275
Re: Some basic questions
Hi again,
I have another question regarding screen size, what happens if the total sum of number row x columns exceeds $200 bytes size? What happens with color RAM at locations $9600-$97ff? Where are those extra loactions taking color information from?
I have another question regarding screen size, what happens if the total sum of number row x columns exceeds $200 bytes size? What happens with color RAM at locations $9600-$97ff? Where are those extra loactions taking color information from?
- Sun Jan 26, 2025 10:59 am
- Forum: Programming
- Topic: Some basic questions
- Replies: 9
- Views: 3275
Re: Some basic questions
Lovely, thanks Mike!
- Sun Jan 26, 2025 7:14 am
- Forum: Programming
- Topic: Some basic questions
- Replies: 9
- Views: 3275
Some basic questions
Hi there My plan is to create a demo for unexpanded VIC20 and I have couple questions since I'm a beginner. 1. VIC Tracker is a nice tool for creating music, but sometimes I have only 0.5 kb of free RAM for music, so I guess vtcomp (player) is not a way to go in that case? Do you adive any other pla...
- Sat Jan 11, 2025 12:46 pm
- Forum: General Topics
- Topic: Registering issues
- Replies: 2
- Views: 5767
Registering issues
Hi all, I'm new here, bought Vic20 couple weeks ago and I love iit. I'm planning to write some software for it. I'm starting this thread because I found it difficult to register on this forum- the question at the end is vague, you have only 3 attempts and then have to wait some time to type once aga...