Table 19: P
Pin Name
STATUS
The followin
your applica
3.16. Be
You can use
No matter w
URC can be
The default
In addition,
NOTE
E
Pin Definitio
Pin No.
61
ng figure sh
ation deman
havior o
e command
which port U
e output fro
port is USB
RI behavior
EC25-A_Us
on of STATU
I/O
OD
hows differe
nds.
Module
STATUS
Figur
of the RI
AT+QCFG=
RC is prese
om UART po
B AT port.
r can be con
ser_ManualC
US
Description
Indicate the
nt design ci
VDD_MCU
10K
M
re 26: Refer
=“risignalty
ented on, UR
ort, USB AT
nfigured flexi
Confidentia
n
e module ope
ircuitof STA
MCU_GPIO
rence Circu
ype”,“physi
RC will trigge
port and U
ibly. The def
al / Release
eration statu
ATUS, you c
Module
STAT
it of the ST
ical”
to conf
er the behav
SB modem
fault behavio
d 43 / 6
Com
us Requ
can choose
e
US
VB
2.2K
TATUS
figure RI be
vior on RI pi
port by com
or of the RI
L
EC25-AU
69
ment
uire external
either one a
BAT
havior.
n.
mmand
AT+
is shown as
LTE Module
ser Manua
pull-up
according to
+QURCCFG
s below.
e
al
o
G
.
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