NXP Semiconductors
UM11079
IoT Module base board
UM11079_OM40006.docm
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User manual
Rev. 1.0
— March 20, 2018
6 of 23
Fig 3.
Jumper and LED locations
The function of each jumper is listed in Table 1.
Table 1.
Jumpers
Circuit ref
Description
Ref section
JP1
USB0 Vbus select
When using USB0 as a device interface, place in position 1-2
(default)
When using USB0 as a host interface, place in position 2-3 (power
must be supplied at J10 or via Arduino connector.
See
schematic
JP2
Buffer Power Selection
Level translating buffers are placed between the on-board debug
probe and the target (installed module or off-board target). This
jumper determines the power supply for the target side supply of
those buffers (i.e. whether the VDD connection at pin 1 of the P2
header is sourcing current from the Baseboard or from an off-board
target.)
For On-board Target place in position 1-2 (default)
For Off-board Target place in position 2-3
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