NC26NC34SCK45SCS#46SDI44SDO43XI32XO31CTS0#/GPIO047CTS1#/GPIO211CTS2#/GPIO413CTS3#/GPIO615DCD0#/GPIO1941DCD1#/GPIO2310DCD2#/GPIO1122DCD3#/GPIO1528DSR0#/GPIO218DSR1/GPIO919DSR2#/GPIO1324DSR3#/GPIO1730DTR0#/GPIO207DTR1/GPIO818DTR2#/GPIO1223DTR3#/GPIO1629VCORE33RST25INT#39GPIO2442TXD337TXD24TXD16TXD017RXD336RXD238RXD15RXD020RTS3#/TNOW3/GPIO716RTS2#/TNOW2/GPIO514RTS1#/TNOW1/GPIO312RTS0#/TNOW0/GPIO148RI3#/GPIO1840RI2#/GPIO1427RI1#/GPIO1021RI0#/GPIO229GND49VDD35VDD2VDD1VCC3