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Jumpers
Jumpers
JBAT1: Clear CMOS Setting (26)
Connector type: 2.00mm pitch 1x3-pin headers.
Pin
Mode
1-2
Keep CMOS (Default)
2
3
1
2-3
Clear CMOS
2
3
1
JVLCD1: LCD Panel Voltage Selection (24)
The voltage of LCD panel could be selected by
JVLCD1 in +5V or +3.3V.
Connector type: 2.00mm pitch 1x3-pin headers.
Pin
Voltage
1-2
+5V
2
3
1
2-3
+3.3V (Default)
2
3
1
JCFD1: CF IDE1 mode Selection (29)
Connector type: 2.00mm pitch 1x2-pin headers.
Pin
Mode
Short
Master
1
2
Open
Slave (Default)
1
2
JWT1: WDT Mode Setting (25)
Connector type: 2.00mm pitch 1x3-pin headers.
Pin
Mode
1-2
NMI
2
3
1
2-3
RST_SW (Default)
2
3
1
None
Disable WatchDog Timer
JBLON1: LCD Backlight Selection (27)
The LCD panel backlight active mode could be
selected by JBLON1 in High or Low.
Connector type: 2.00mm pitch 1x3-pin headers.
Pin
Mode
1-2
Active High (Default)
2
3
1
2-3
Active Low
2
3
1
JRS2: COM2 RS-232/422/485 Selection (23)
It can be configured COM2 to operate in RS-232,
RS-422 or RS-485 mode.
Connector type: 2.00mm pitch 2x3-pin headers.
Mode
RS-232
(Default) RS-422
RS-485
1-2
ON
OFF
OFF
3-4
ON
ON
OFF
5-6
OFF
ON
ON
6
5
2
1
6
5
2
1
6
5
2
1
