TREK1000 User Manual
© Decawave 2016
This document is confidential and contains information which is proprietary to
Decawave Limited. No reproduction is permitted without prior express written permission of the
author
Page
16 of 54
Power Source
J8
(Insert on pins)
Comment
be capable of supplying at least 250 mA
3.6 V to 5.5 V
1 & 2
In this mode the externally applied supply is indirectly
connected to the on-board circuitry through an LDO
regulator
Changes to jumper settings should only be made with the board powered down
–
under no circumstances should jumper settings be changed while power is applied to
the board via any of the possible off-board connectors, or damage to the board may
result.
For the two power source options the positions of the jumpers are shown in Figure 9.
Jumpers
J2
and
J3
can be used to select whether sections of DW1000 are powered with 1.8
V or 3.3 V, for more details on this operation see Reference [1].
Figure 9: USB and DC 3.6V to 5.5V power source jumper connections