Telit Wireless Solutions HE910 - Page 24

HE910 Hardware User Guide
1VV0300925 Rev. 32 Page 24 of 111 2019-11-25
NOTE:
If not used, almost all pins should be left disconnected. The only
exceptions are the following pins:
PAD
Signal
Notes
M1,M2,N1,N2,P1,P2
VBATT &
VBATT_PA
E1,G1,H1,J1,L1,A2,E2
,F2,G2,H2,J2,K2,L2,R
2,M3,N3,P3,R3,D4,M4,
N4,P4,R4,N5,P5,R5,N
6,P6,R6,P8,R8,P9,P10
,R10,M12,B13,P13,E1
4
GND
R12
ON/OFF*
R13
HW_
SHUTDOWN*
B15
USB_D+
If not used should be
connected to a Test
Point or an USB
connector
C15
USB_D-
If not used should be
connected to a Test
Point or an USB
connector
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
D13
VDD_IO1
It has always to be
connected to 1V8_SEL