From a679ba38190bfed6ae150a12e819ad7527c495d1 Mon Sep 17 00:00:00 2001
From: sik
Date: Sun, 5 Mar 2017 20:57:11 -0300
Subject: Upgrade!

---
 src-z80/player/freq.z80 | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src-z80/player/freq.z80')

diff --git a/src-z80/player/freq.z80 b/src-z80/player/freq.z80
index beb8702..7f963e5 100644
--- a/src-z80/player/freq.z80
+++ b/src-z80/player/freq.z80
@@ -88,6 +88,16 @@ FMFreqTable:
     dw  810, 858, 910, 964
     dw  1021, 1081, 1146, 1214
 
+;****************************************************************************
+; PSGShiftTable
+; Semitone shifting table for PSG instruments
+;****************************************************************************
+
+PSGShiftTable:
+    db  0
+    db  2, 4, 6, 8, 10, 12
+    db  -2, -4, -6, -8, -10, -12
+
 ;****************************************************************************
 ; DummyFMInstr
 ; Dummy FM instrument to mute FM channels...
-- 
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