Switch 3 through 5: Data, Parity and Stop Bit
Switches 3 through 5 are used to specify the data, parity and stop
bits. The following table shows the settings that may be used:
Switches 6 through 8: Frequency and Data Rate
Switches 6 through 8 determine the frequency and data rate. The
following chart shows the settings that may be used:
3.2 DETAILED SWITCH SETTINGS
This section provides detailed information about the function of
each DIP switch and lists all possible settings.
Switch 1: Hardware/Software Control
The setting for Switch 1 determines whether these interface
converters will control either hardware or software flow control.
Switch 2: Enable/Disable the LED Indicator
The setting for Switch 2 determines whether the LED indicator is
enabled or disabled.
5
6
1,200
OFF
OFF
ON
2,400
ON
OFF
ON
4,800
ON ON
OFF
9,600
OFF
ON
ON
19,200
ON
ON
ON
38,400
OFF
OFF
OFF
57,600
ON
OFF
OFF
115,200
OFF
ON
OFF
Model 2039
Data Rate
SW6
SW7
SW8
DIP SWITCH SUMMARY TABLE
Position
Function
Factory Default
SW1
Flow Control
Off
SW2
LED Indicator
On
SW3
Data, Parity, Stop Bits
Off
SW4
Data, Parity, Stop Bits
Off
SW5
Data, Parity, Stop Bits
Off
SW6
Data Rate
Off
SW7
Data Rate
Off
SW8
Data Rate
Off
Hardware
Enabled
8B, NP, 1S
38400 bps
}
}
Flow Control
SW1
Hardware
OFF
Software
ON
LED
SW2
Enabled
ON
Disabled
OFF
7B
EP
1S
ON
ON
ON
7B
OP
1S
OFF
ON
ON
7B
NP
2S
ON
OFF
ON
7B
EP
2S
OFF
OFF
ON
7B
OP
2S
ON
ON
OFF
8B
EP
1S
OFF
ON
OFF
8B
OP
1S
ON
OFF
OFF
8B
NP
1S
OFF
OFF
OFF
Stop
Data
Parity
Bit
SW3
SW4
SW5
