Application Circuit; Serial Communication Connect; Serial Connect (3.3V) - DFRobot DFPLayer Mini Manual

DFPLayer Mini
K9 2
K10 1
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4、Application Circuit

4.1 Serial Communication Connect

Module's serial port is 3.3V TTL level, so the default interface level is 3.3V. If the MCU system is 5V. It
is recommended connect a 1K resistor in series.
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Figure 4.1 Serial Connect (3.3V)
Long push always to repeat play
Long push always to repeat play
Long push always to repeat play
Long push always to repeat play
Long push always to repeat play
Long push always to repeat play
Long push always to repeat play
Long push always to repeat play
Long push always to repeat play
Long push always to repeat play
Long push always to repeat play
Long push always to repeat play