Here some pinouts of cheap chinese sound effect chip boards / modules.
PX835 (8082) sound effect chip board pinout.
This chip has 16 (?) different sounds which can be changed and triggered on seperate pins. apart from “für elise”, a pocahontas song and a doorbell sound, this board plays fun and known sounds. i can recommend this sound board.
H-83A (8081) sound effect chip board pinout.
this board has 12 different songs, which all sound like traditional chinese melodies.
HS-088 (8087) and PX088A (8088) sound effect chip board pinout.
they both make a doorbell sound.
DHY-16 sound effect chip board pinout. it plays one chinese pop song. the audio quality is quite terrible.
here some more pinouts of boards i didn’t test (or they broke before emitting any sound):
H-38 (8080) sound effect chip board pinout.
(8079) sound effect chip board pinout.
here some aliexpress links:
6pcs 6 Kinds Sound Chip
10pcs 3-4.5V Music Chip Musical
Hi