PDA, Tablet PC, MP3 players and other portable devices  > Casio pinouts
3 Base Ground
2 Middle Rx
1 Top TX


3 pin stereo plug connector layout
3 pin stereo plug connector
According to 3 reports in our database (1 positive and 0 negative) this pinout should be correct.

Is this pinout
Casio COMM port visual pinout:
Casio COMM port diagram
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