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ANUAL
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5 Functional
description
5.1 Power
supply
J200
is the Power Supply connector of the WISMO module. The voltage applied to this connector is
described hereafter.
Minimum
Typical
Maximum
VBATT+
3.3 V
4.2 V
5.2 Charger
function
J201
is used to simulate a charger. The voltage applied to this connector is described hereafter.
Minimum
Typical
Maximum
CHG_IN
4.8 V
5.2 V
Note
: CHG_IN current = 800 mA max.
5.3 SIM
function
The SIM interface controls 3 V SIM cards.
Note
: in a future version of the starter kit, the use of 1.8 V SIM cards will be available.
When the SIM_PRES signal is used by the application (detection of SIM card presence) then a
jumper must be set on
position 7
of the
SW200
switch.
When the SIM_PRES signal is not used by the application, then a jumper must be set on
position 8
of the
SW200
switch.
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