VCC44-RI43-CD42-DSR41-CTS40RESET39-OP138-DTR37-RTS36-OP235N.C.34INT33-RXRDY32A031A130A229-AS28-TXRDY27-DDIS26IOR25-IOR24N.C.23GND22IOW21-IOW20XTAL219XTAL118-BAUDOUT17-CS216CS115CS014TX13N.C.12RX11RCLK10D79D68D57D46D35D24D13D02N.C.1