SN67042 controller equivalent, speech controller.
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* Single power supply 2.4V - 5.1V Built in a tiny controller 42 seconds voice capacity are provided Two 4-.
including section combination, trigger modes, output status, and other logic functions can then be easily implemented.
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Bit0 of I/O port 2 Bit1 of I/O port 2 Bit2 of I/O port 2 Bit3 of I/O port 2 Bit0 of I/O port 3 Bit1 of I/O port 3 Bit2 of I/O port 3 Bit3 of I/O port 3 Positive power supply Oscillation component connection pin For testing only Negative power supply .
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