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JumpersJumpers
ConnectorsConnectors
JBAT1: Clear CMOS Setting (26)
Connector type: 2.00mm pitch 1x3-pin headers.
Pin Mode
1-2 Keep CMOS (Default)
23 1
2-3 Clear CMOS
23 1
JRS2: COM2 RS-232/422/485 Selection (23)
It can be congured 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
6
6
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
23 1
2-3 +3.3V (Default)
23 1
DIO1: Digital I/O Connector (1)
DIO1 supports 8-bit In/ 8-bit Out.
Connector type: 2.00mm pitch 2x10-pin headers
Pin Description Pin Description
12
2019
1DO0 2 DO1
3DO2 4DO3
5 DO4 6DO5
7DO6 8DO7
9 GND 10 GND
11 DI0 12 DI1
13 DI2 14 DI3
15 DI4 16 DI5
17 DI6 18 DI7
19 +5V 20 +12V
AUDIO1: AC97 Connector (2)
Connector type: 2.00mm pitch 2x5 box headers.
Pin Desc. Pin Desc.
1 2
9 10
1 Line_In_Left 2 Line_In_Right
3 GND 4 GND
5 MIC 6N/C
7 GND 8 GND
9Speaker Left 10 Speaker Right
USB1 ~ 2: USB Connectors (4, 3)
Connector type: 2.00mm pitch 2x5-pin headers.
Pin Desc. Pin Desc.
1
9
2
10
1+5V 2 +5V
3USBD- 4USBD-
5 USBD+ 6USBD+
7 GND 8 GND
9 GND 10 N/C (Key)
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
23 1
2-3 RST_SW (Default)
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 Active Low
