Pantum PT-B680 Series - Serial Port Details

PT-B680 Series User Manual
Chapter 4 Ports
4.1 USB
Pin No. Signal name
1 VBUS
2 D-
3 D+
4 GND
4.2 Serial port
Pin No. Signal name
1 -
2 TXD
3 RXD
4 -
5 GND
6 DTR
7 -
8 RTS
9 -
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