SN65031 controller equivalent, two channels direct drive speech controller.
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* Single power supply 2.4V
– 5.1V 31 seconds voice capacity is provided Built .
including section combination, trigger modes, output status, and other logic functions can 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 Negative power supply PWM output 1 / DA.
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