The Hex Files part 3
eZine lover (@eZine)
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The Hex Files
· 22 Aug 2019
Ferris The Hex Files Programmer at work - part 3 by Ferris Welcome again, and before we start I'll just give you the solution to the little teaser I posed at the end of the previous article. The modified routine should look like this: *= $0900 LDX #$00 LDA #$03 To change the character LOOP STA $0400,X INX CPX #$0B To change the number of repeats BNE LOOP RTS Okay, lets have some fun with a loop shall we? One of the most common things in demos (and in fact most games too) is the scrolling message and what we are going to do is a simple one with some limits. As we have seen from the example last issue it's possible to put characters on the...