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--- sd:getting_stuff_done_in_assembly_language [2026/06/01 13:07] – appledog
+++ sd:getting_stuff_done_in_assembly_language [2026/06/01 14:44] (current) – appledog
@@ Line 524: / Line 524: @@
 Randomly, in the middle of nowhere, we will explain to you; yes, you can play music in your game. Our PLAY statement is multi-voice; please see the relevant documentation for more information. For now, here's a short little ditty reminiscent of England in the summer of the 1600's.
+<codify BASIC>
+PLAY "XV1 MN W5 XP3000 O4 L4 T180"
+PLAY "XV2 MN W5 XP3500 O3 L4 T180"
+PLAY "XV1 F1"
+PLAY "XV2 R1"
+PLAY "XV1 A4. B-8 > C4 C4 <"
+PLAY "XV2 R1"
+PLAY "XV1 B-4 A4 G4 F4"
+PLAY "XV2 R1"
+PLAY "XV1 > C2 C4. C8 <"
+PLAY "XV2 R2 F4. F8"
+PLAY "XV1 > C4 D2 C4 <"
+PLAY "XV2 F4 < B-2 A4"
+PLAY "XV1 B-4 A4 G4 G4"
+PLAY "XV2 B-4 F4 > C4 C4"
+PLAY "XV1 A1"
+PLAY "XV2 < F1"
+</codify>
+Now you may wonder, why incorporate a BASIC example? Here, we can use BASIC to quickly test musical ideas. When it's time to put them into a game, we do this:
+<codify armasm>
+; Example 10: Music
+.address $C000
+    LDELM @fair_phyllis
+    LDAH $52        ; Play Song
+    INT $11
+    RET
+fair_phyllis:
+    .bytes "XV1 MN W5 XP3000 O4 L4 T180"
+    .bytes "XV2 MN W5 XP3500 O3 L4 T180"
+    .bytes "XV1 F1 "
+    .bytes "XV2 R1 "
+    .bytes "XV1 A4. B-8 > C4 C4 < "
+    .bytes "XV2 R1 "
+    .bytes "XV1 B-4 A4 G4 F4 "
+    .bytes "XV2 R1 "
+    .bytes "XV1 > C2 C4. C8 < "
+    .bytes "XV2 R2 F4. F8 "
+    .bytes "XV1 > C4 D2 C4 < "
+    .bytes "XV2 F4 < B-2 A4 "
+    .bytes "XV1 B-4 A4 G4 G4 "
+    .bytes "XV2 B-4 F4 > C4 C4 "
+    .bytes "XV1 A1 "
+    .bytes "XV2 < F1", 0
+</codify>