Changes
PSG
,/* BASIC Sound Test */
You can test the PSG sound channels with simple SOUND commands in BASIC:
SOUND 1,440,1000,15 should produce a sound in the right left speaker. (channel A)
SOUND 2,440,1000,15 should produce a sound in both speakers. (channel B)
SOUND 4,440,1000,15 should produce a sound in the left right speaker. (channel C)
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