CAPA831 Intel
®
Atom
TM
D2550/N2800/N2600 Processor 3.5” SBC
10
Board and Pin Assignments
2.3.1
Auto Power On (JP1)
If JP1 is enabled for AC power input, the system will be automatically power on without
pressing soft power button. If JP1 is disabled for AC power input, it is necessary to
manually press soft power button to power on the system.
2.3.2
LVDS Voltage Selection (JP2)
The board supports voltage selection for flat panel displays. Use JP2 to set LVDS
connector (CN3) pin 1~6 VCCM to +3.3V or +5V voltage level.
2.3.3
LVDS Brightness Control Mode Setting (JP3)
The JP3 enables you to select PWM or voltage control mode for inverter connector
(CN1). These two control modes are for adjusting the brightness of LVDS panel.
2.3.4
COM2 RS-232/422/485 Mode Setting (JP5, JP6, JP7)
Use these jumpers to set COM2 port to operate as RS-232, RS-422 or RS-485
communication mode. When these jumpers are set to operate as RS-422 or RS485,
please make sure COM2 is on data mode (see section 2.3.8)
Function
Setting
Disable auto power on (Default)
2-3 close
Enable auto power on
1-2 close
Function
Setting
+3.3V level (Default)
1-2 close
+5V level
2-3 close
Function
Setting
PWM mode (Default)
1-2 close
Voltage mode
3-4 close
Function
Setting
RS-232 mode
(Default)
JP5 1-2 close
JP6 3-5, 4-6 close
JP7 3-5, 4-6 close
RS-422 mode
JP5 3-4 close
JP6 1-3, 2-4 close
JP7 1-3, 2-4 close
RS-485 mode
JP5 5-6 close
JP6 1-3, 2-4 close
JP7 1-3, 2-4 close
Summary of Contents for CAPA831
Page 2: ...CAPA831 Intel AtomTM D2550 N2800 N2600 Processor 3 5 SBC User s Manual...
Page 7: ...vi This page is intentionally left blank...
Page 34: ...CAPA831 Intel AtomTM D2550 N2800 N2600 Processor 3 5 SBC Hardware Description 27...
Page 36: ...CAPA831 Intel AtomTM D2550 N2800 N2600 Processor 3 5 SBC Hardware Description 29...
Page 37: ...CAPA831 Intel AtomTM D2550 N2800 N2600 Processor 3 5 SBC 30 Hardware Description...
