Add files via upload

2026-04-26 13:18:31 +00:00 · 2024-09-07 17:06:45 +02:00
parent 4e2a3bde92
commit 38f54875d0
1 changed files with 18 additions and 0 deletions
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+;
+; Written by Stefan Haubenthal <polluks@sdf.org>, requires VSync hack
+;
+; void waitvsync (void);
+;
+
+        .export _waitvsync
+
+        .include "atmos.inc"
+
+.proc   _waitvsync
+
+wait:   lda     VIA::PRA2
+        and     #%00010000      ; CB1
+        bne     wait
+        rts
+
+.endproc