Product Info

3.6.4. M
o
You can u
s
refer to do
c
3.7. Tur
n
3.7.1. T
u
The followi
n
Table 7: P
W
Pin Name
PWRKEY
When EC2
5
low level f
o
PWRKEY.
A
released. A
The other
w
placed nea
r
from finger.
E
o
nitor the
s
e the AT+
C
c
ument
[
2].
n
on an
d
u
rn on Mo
d
n
g table sho
W
RKEY Pi
n
Pin No.
21
5
is in powe
r
o
r at least
1
A
fter STATU
simple
r
efe
r
Turn o
n
≥ 100
w
ay to contr
o
r
by the butt
A referenc
e
E
C25-A_U
s
Power S
u
C
BC comm
a
d
off Sce
n
d
ule Usin
g
ws the pin
d
n
Descripti
o
Descript
Turn on/
o
r
down mod
1
00ms. It i
s
S pin (req
u
r
ence circui
t
n
pulse
ms
Figure 10
o
l the PWR
K
on for ESD
e
circuit is s
h
s
e
r
_Manual
C
u
pply
a
nd to moni
n
arios
g
the PW
R
d
efinition of
o
n
ion
o
ff the mod
u
e, it can be
s
recomme
n
u
ire extern
a
t
is illustrat
e
4.7
K
: Turn on t
h
K
EY is usin
g
protection.
h
ownin the f
o
C
onfidenti
a
tor the VB
A
R
KEY
PWRKEY.
DC
C
u
le.
V
IH
m
V
IH
m
V
IL
m
a
turned on t
o
n
ded to us
e
a
l pull-up)
o
e
d in the foll
o
K
h
e Module
g
a button di
When pres
o
llowing fig
u
a
l / Release
A
T_BB volt
a
C
haracteris
ax=2.1V
in=1.3V
a
x=0.5V
o
normal m
o
e
an open
d
o
utputting
a
o
wing figure
47K
Using Driv
i
rectly. A TV
S
sing the ke
y
u
re.
d 28 /
6
a
ge value.
F
tics Co
m
o
de by drivi
n
d
rain/collec
t
a
low level,
.
PWR
i
ng Circuit
S
compone
n
y
, electrost
a
L
EC25-AU
6
9
F
or more d
e
m
ment
n
g the PWR
K
t
or driver t
o
PWRKEY
KEY
n
t is indisp
e
a
tic strike
m
L
TE Modul
e
ser Manu
a
e
tails, pleas
e
K
EY pin to
a
o
control th
e
pin can b
e
e
nsable to b
e
m
ay generat
e
e
a
l
e
a
e
e
e
e