09.10.03
Operating Instructions
SIOC03_GB
Serial Input/Output Converter SIOC03
7
4.4
Echoing
Echoing can be enabled or disabled by selection jumper J9. The default setting for this
jumper has echoing enabled. Table 3 shows the possible connections for this jumper. Fig-
ure 4 provides the location of the jumper.
4.5
RS232 – RS485 Transmit Enable
Jumper J17 configures the SIOC03 to use the RTS line as the transmit enable (TE) or to
have an automatic transmit enable based on the state of the Txd line (AUTO.) The default
setting for this jumper is AUTO. Refer to table 4 for the possible connections for this jumper.
Figure 4 provides the location of the jumper.
Jumper J9 Selection
1-2
Echo On
2-3
Echo Off
Table 3
Echo Configuration
Figure 4
SIOC03 Component Location Diagram
Jumper J17 Label
Selection
1-2
TE
Transmit Enable by RTS
2-3
Auto
Automatic Transmit Enable
Table 4
Transmit Enable Configuration
J12;
2 mm female
power supply input
Jumper J16
Jumper J18
Jumper J19
Jumper J17
Jumper J9
4 LEDs
J2
1
2
3
4
5
6
Summary of Contents for SIOC03
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