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Half-S i z e C P U C a r d
2.7 COM2 RS-232/422/485 Selection - 1 (JP1)
The COM2 port can be selected as RS-232, RS-422 or RS-485 by
setting both JP1. The following chart shows the jumper setting.
JP1
1-2, 4-5, 7-8,
10-11
2-3, 5-6, 8-9,
11-12
2-3, 8-9
2.8 LCD Clock & Voltage Selection (JP2)
You can select the LCD clock and voltage situation by setting JP2.
The following chart shows the available options.
JP2
1-3
3-5
2-4
4-6
2.9 COM2 RS-232/422/485 Selection 2 (JP3)
The COM2 port can be selected as RS-232, RS-422 or RS-485 by
setting both JP3. The following chart shows the jumper setting.
JP3
1-2
3-4
5-6
Chapter 2 Quick Installation Guide
Function
RS-232 (Default)
RS-422
RS-485
Function
Normal Dot Clock
Inverse Dot Clock (Default)
+5 Voltage
+3.3 Voltage (Default)
Function
RS-232 (Default)
RS-422
RS-485
H S B - 6 6 0 S / I
2 - 10
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