Chapter 9: Setup Mode: Channel ConfigurationXPress DR+ User Guide 70I/F (Interface) ModeThe Interface (I/F) Mode is a bit-coded byte entered in hexadecimal notation.I/F Mode (4C) ? _The following table displays available I/F Mode options.Note: All bit positions in the table that are blank represent “don’t care” bits forthat particular option, which can be set to either a 0 or 1 value.Table 9-1. Interface Mode OptionsI/F Mode Option 7 6 5 4 3 2 1 0RS-232C (1) 0 0RS-422/485 4-wire 0 1RS-485 2-wire 1 17 Bit 1 08 Bit 1 1No Parity 0 0Even Parity 1 1Odd Parity 0 11 stop bit 0 12 stop bits(1) 1 1(1) 2 stop bits are implemented by the software. This might influence performance.The following table demonstrates how to build some common Interface Mode settings.Table 9-2. Common Interface Mode SettingsCommon I/F Mode Setting Binary HexRS-232C, 8-bit, No Parity, 1 stop bit 0100 1100 4CRS-232C, 7-bit, Even Parity, 1 stop bit 0111 1000 78RS-485 2-wire, 8-bit, No Parity, 1 stop bit 0100 1111 4FRS-422, 8-bit, Odd Parity, 1 stop bit 0101 1101 5D
