<s>
ESP	B-Device
Easy	I-Device
is	O
a	O
free	B-License
and	I-License
open	I-License
source	I-License
MCU	O
firmware	O
for	O
the	B-Operating_System
Internet	I-Operating_System
of	I-Operating_System
things	I-Operating_System
(	O
IoT	B-Operating_System
)	O
.	O
</s>
<s>
and	O
originally	O
developed	O
by	O
the	O
LetsControlIt.com	O
community	O
(	O
formerly	O
known	O
as	O
ESP8266.nu	O
community	O
)	O
.	O
</s>
<s>
It	O
runs	O
on	O
ESP8266	B-Device
Wi-Fi	O
based	O
MCU	O
(	O
microcontroller	B-Architecture
unit	I-Architecture
)	O
platforms	O
for	O
IoT	B-Operating_System
from	O
Espressif	O
Systems	O
.	O
</s>
<s>
The	O
name	O
"	O
ESP	B-Device
Easy	I-Device
,	O
"	O
by	O
default	O
,	O
refers	O
to	O
the	O
firmware	O
rather	O
than	O
the	O
hardware	O
on	O
which	O
it	O
runs	O
.	O
</s>
<s>
At	O
a	O
low	O
level	O
,	O
the	O
ESP	B-Device
Easy	I-Device
firmware	O
works	O
the	O
same	O
as	O
the	O
NodeMCU	O
firmware	O
and	O
also	O
provides	O
a	O
very	O
simple	O
operating	O
system	O
on	O
the	O
ESP8266	B-Device
.	O
</s>
<s>
The	O
main	O
difference	O
between	O
ESP	B-Device
Easy	I-Device
firmware	O
and	O
NodeMCU	O
firmware	O
is	O
that	O
the	O
former	O
is	O
designed	O
as	O
a	O
high-level	O
toolbox	O
that	O
just	O
works	O
out-of-the-box	O
for	O
a	O
pre-defined	O
set	O
of	O
sensors	O
and	O
actuators	O
.	O
</s>
<s>
The	O
ESP	B-Device
Easy	I-Device
firmware	O
can	O
be	O
used	O
to	O
turn	O
ESP8266	B-Device
modules	O
into	O
simple	O
multifunction	O
sensor	O
and	O
actuator	O
devices	O
for	O
home	O
automation	O
platforms	O
.	O
</s>
<s>
Once	O
the	O
firmware	O
is	O
loaded	O
on	O
the	O
hardware	O
,	O
configuration	O
of	O
ESP	B-Device
Easy	I-Device
is	O
entirely	O
web	O
interface	O
based	O
.	O
</s>
<s>
ESP	B-Device
Easy	I-Device
firmware	O
is	O
primarily	O
used	O
on	O
ESP8266	B-Device
modules/hardware	O
as	O
a	O
wireless	O
Wi-Fi	O
sensor	O
device	O
with	O
added	O
sensors	O
for	O
temperature	O
,	O
humidity	O
,	O
barometric	O
pressure	O
,	O
light	O
intensity	O
,	O
etc	O
.	O
</s>
<s>
The	O
ESP	B-Device
Easy	I-Device
firmware	O
also	O
offers	O
some	O
low-level	O
actuator	O
functions	O
to	O
control	O
relays	O
.	O
</s>
<s>
The	O
firmware	O
is	O
built	O
on	O
the	O
ESP8266	B-Device
core	O
for	O
Arduino	O
which	O
in	O
turn	O
uses	O
many	O
open	O
source	O
projects	O
.	O
</s>
<s>
Getting	O
started	O
with	O
ESP	B-Device
Easy	I-Device
takes	O
a	O
few	O
basic	O
steps	O
.	O
</s>
<s>
In	O
most	O
cases	O
,	O
ESP8266	B-Device
modules	O
come	O
with	O
AT	O
or	O
NodeMCU	O
LUA	O
firmware	O
,	O
and	O
you	O
need	O
to	O
replace	O
the	O
existing	O
firmware	O
with	O
the	O
ESP	B-Device
Easy	I-Device
firmware	O
by	O
flashing	O
the	O
hardware	O
with	O
a	O
(	O
available	O
on	O
Windows	O
,	O
macOS	O
and	O
Linux	O
platforms	O
)	O
flash	O
tool	O
to	O
use	O
it	O
.	O
</s>
