Data Bits |
RS-232: TxD, RxD, RTS, CTS, DTR, DSR, DCD(PCIE- 1620A/22A/22B) TxD, RxD, RTS, CTS, DTR, DSR, DCD, RI (PCIE-1622C) RS-422: Tx+, Tx-, Rx+, Rx- (PCIE-1620A/22A/22B) CTS+, CTS-, RTS+, RTS-, Tx+, Tx-, Rx+, Rx- (PCIE- 1622C) RS-485: Data+, Data- (PCIE-1622) |