Telit Wireless Solutions HE910-EU V2, Руководство пользователя по оборудованию

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NOTE:
DTR pin must be connected in order to enter HE910 V2’s power saving mode.
RI pin must be connected in order to wake up the host when a call is coming in sleep mode of
host.
NOTE:
Almost all pins not in use must be left disconnected. The only exceptions are the following
pins:
PAD Signal
M1,M2,N1,N2,P1,P2 VBATT&VBATT_PA
E1,G1,H1,J1,L1,A2,
E2,F2,G2,H2,J2,K2,
L2,R2,M3,N3,P3,R3,
D4,M4,N4,P4,R4,N5
,P5,R5,N6,P6,R6,P8,
R8,P9,P10,R10,M12,
B13,P13,E14
GND
R12 ON_OFF*
R13 HW_SHUTDOWN*
B15 USB_D+
If not used should be connected to
a Test Point
C15 USB_D-
If not used should be connected to
a Test Point
A13 VBUS
If not used should be connected to
a Test Point
N15 C103/TXD
If not used should be connected to
a Test Point
M15 C104/RXD
If not used should be connected to
a Test Point
L14 C105/RTS
If the flow control is not used it
should be connected to GND
P15 C106/CTS
If not used should be connected to
a Test Point
D15 TXD_AUX
If not used should be connected to
a Test Point
E15 RXD_AUX
If not used should be connected to
a Test Point
K1 Main Antenna
R9
ANT_GPS (If supported by
the product) If the GPS is not used it could be
left unconnected
RTS must be connected to the GND (on the module side) if flow control is not used.
The above pins are also necessary to debug the application when the module is assembled on
it so we recommend connecting them also to dedicated test point.