Data Sheet

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46. Space Battle Sounds
Press the switch (62), you will hear space battle sounds from the speaker (93). Press the press switch (61) multiple
times and the space battle sounds will change. Note that the 4-wire (4) on the Three-in-One (11) in this circuit is activating
the space war sounds by grounding the I/O2 pin. In electronics this type of input is called “active low”.
1st level
2nd level
1st level