OLIMEX LPC2478-STK, User Manual, Page: 10 / 20

JUMPER DESCRIPTION:
CAN_D
CAN Disable. If this jumper is closed, the CAN is disabled.
Default state is open.
CAN_T
This jumper assures correct work of the CAN. At each end of the
bus it should be closed. This means that if you have only two
devices with CAN, the jumpers of both devices should be closed. If
you have more than two devices, only the two end-devices should
be closed.
Default state is closed.
-10V_E
This jumper, when closed, supplies -10 V voltage to the on board
LCD panel.
Default state is closed.
15V_E
This jumper, when closed, supplies 15 V voltage to to the on board
LCD panel.
Default state is closed.
3.3V_E
This jumper, when closed, supplies 3.3 V voltage to the VDD1-10
pins of the MCU.
Default state is closed.
3.3VA_E
This jumper, when closed, supplies 3.3 V voltage to the VDDA pin
of the MCU.
Default state is closed.
VREF_E
This jumper, when closed, supplies 3.3 V reference voltage to the
VREF pin of the MCU.
Default state is closed.
IRDA_LS_E
IRDA_LowSpeed_Enable jumper – opened if there is no IrDA
module or it is disabled.
Default state is opened if your board doesn't have an IrDA
connector.
I2SRX_SDA
IrDA TX input pin jumper – opened if there is no IrDA module
or it is disabled.
Default state is opened if your board doesn't have an IrDA
connector.
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