Asus AAEON RICO-3399, User Manual

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Chapter 2
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Hardware Information 7
Ro
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RK3
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RIC
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-3399
2.3 List of Jumpers
Please refer to the table below for all of the board
’
s jumpers that you can configure for
your application
Label Function
JP2 Power Button
JP3 RS-232/422/485 (D-Sub) Voltage Output Selection
JP4 eDP Port Voltage Selection
JP5 eDP Port Backlight Voltage Selection
JP6 Integrated (UART/I2C/GPIO/Others)
JP7/ JP8 COM port setting
SW1 Image Flash Switch
2.3.1 Power Button (JP2)
Pin Definition
1 PWR_KEY#
2 GND
2.3.2
RS-232/422/485 (D-Sub) Voltage Output Selection
(JP3)
Pin Definition
1 12V
2 R1#/12V/5V
3 5V