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7: Setup Mode: Channel Configuration
WiBox® 2100E Device Server User Guide 50
I/F (Interface) Mode
The Interface (I/F) Mode is a bit-coded byte entered in hexadecimal notation. The default setting
is 4C.
Note: RS-422 4-wire and RS-485 2-wire are available on Channel 2 only.
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 for that
particular option; they can be set to either a 0 or 1 value.
Table 7-1. Interface Mode Options
I/F Mode Option 7 6 5 4 3 2 1 0
RS-232C
(1)
0 0
RS-422 4-wire
0 1
RS-485 2-wire
1 1
7 Bit
1 0
8 Bit
1 1
No Parity
0 0
Even Parity
1 1
Odd Parity
0 1
1 stop bit
0 1
2 stop bits
(1)
1 1
(1) 2 stop bits are implemented by the software. This might influence performance.
The following table demonstrates some common I/F Mode settings:
Table 7-2. Common Interface Mode Settings
Common I/F Mode Setting Binary Hex
RS-232C, 8-bit, No Parity, 1 stop bit
0100 1100 4C
RS-232C, 7-bit, Even Parity, 1 stop bit
0111 1000 78
RS-485 2-wire, 8-bit, No Parity, 1 stop bit
0100 1111 4F
RS-422 4-wire, 8-bit, Odd Parity, 1 stop bit
0101 1101 5D