Indonesi
an
Journa
l
of El
ect
ri
cal Engineer
ing
an
d
Comp
ut
er
Scie
nce
Vo
l.
1
4
,
No.
1
,
A
pr
il
201
9
, p
p.
396
~
4
01
IS
S
N: 25
02
-
4752, DO
I:
10
.11
591/ijeecs
.v1
4
.i
1
.pp
396
-
401
396
Journ
al h
om
e
page
:
http:
//
ia
es
core.c
om/j
ourn
als/i
ndex.
ph
p/ij
eecs
Concept
ual imp
lement
ation o
f a d
ata log
ger w
i
th a
graphic
al
user in
terf
ace dat
a extrac
t
ion pr
ogra
m
Ah
m
ad
Shu
kr
i Faz
il
R
ah
m
an
,
S
amila
Mat
Z
ali
,
Sha
m
sh
ul Bah
ar Y
aako
b
, Abd
ul R
ah
im
Ab
d
ul R
az
ak
,
Mohd Z
amri
Ha
s
an
,
Siti
H
ajar
M
oh
d
Ta
ha
r
Pus
at
Pengajian Kejurut
er
aa
n
Sis
te
m
Elektri
k
,
Un
ive
rsiti Mal
a
y
s
ia Perl
is,
Kam
pus Ala
m
UniMA
P Pauh
Putra,
Perl
i
s,
Malay
s
ia
Art
ic
le
In
f
o
ABSTR
A
CT
Art
ic
le
history:
Re
cei
ved
Oct
5
, 2
018
Re
vised
N
ov
27
, 2
018
Accepte
d
Dec
15
, 201
8
A
Graphi
ca
l
Us
e
r
Inte
rfa
ce
(GU
I
)
design
was
deve
lope
d
to
ext
r
ac
t
dat
a
from
a
da
ta
logge
r
.
The
low
-
cost
d
at
a
logge
r
was
deve
lop
ed
using
a
comm
on
pic
18f4550
m
ic
r
ocont
roller.
Sim
ple
da
ta
r
ec
ord
in
g
fe
at
u
r
e
is
implemente
d
b
y
using
the
El
e
ct
ri
ca
l
l
y
Era
sa
ble
Program
ma
ble
Re
ad
-
Onl
y
Mem
o
r
y
(EE
PR
OM
)
m
o
dule
from
the
m
ic
roc
ontrol
l
e
r
unit
.
The
G
UI
software
emplo
y
ed
VB.n
et
2013
and
h
as
bee
n
te
st
ed
to
work
in
window
10
envi
ronm
ent
.
Sim
ula
ti
on
work
was
per
forme
d
wit
h
te
m
per
at
ure
and
hum
idi
t
y
sensor
s
using
Proteus
VS
M
software
.
Upon
sim
ula
ti
o
n,
th
e
GU
I
show
s
it
s
ca
pab
il
ity
of
ext
r
ac
t
in
g
m
ea
sured
data
from
the
data
l
ogger
and
conve
rt
ing
the
d
at
a
to
a
Com
m
a
-
Separ
ated
Values
,
(CSV
)
form
at
for
further
ana
l
y
sis.
Ke
yw
or
d
s
:
Data lo
gg
e
r
Firm
war
e
Mi
cro
co
ntr
oller
Si
m
ulati
on
Copyright
©
201
9
Instit
ut
e
o
f Ad
vanc
ed
Engi
n
ee
r
ing
and
S
cienc
e
.
Al
l
rights re
serv
ed
.
Corres
pond
in
g
Aut
h
or
:
Ah
m
ad
S
hukri
Fazi
l R
ahm
an,
Pu
sat
P
en
ga
j
ia
n Keju
ru
te
raa
n Si
ste
m
Elektri
k,
Un
i
ver
sit
i
Ma
la
ysi
a Perlis,
Kam
pu
s A
la
m
U
niMA
P P
a
uh
Pu
t
ra, 0
2600
Ar
a
u,
Perlis, Ma
la
ysi
a.
Em
a
il
: ah
m
adsh
uk
ri@unim
ap.
m
y
1.
INTROD
U
CTION
Data
m
on
it
or
ing
pro
vid
e
d
a
n
im
po
rtant
in
form
ation
f
or
a
com
pr
ehe
ns
ive,
acc
ur
at
e
picture
of
t
he
conditi
ons
being
m
on
it
or
e
d,
su
c
h
as
ai
r
te
m
per
at
ur
e,
hum
i
dity
,
volt
age,
c
urren
t,
press
ure
et
c.
[
1,
2]
.
C
omm
on
m
on
it
or
ing
te
chn
i
qu
e
s
em
plo
yi
ng
a
data
l
ogge
r
pr
ov
i
de
s
a
li
nk
bet
w
een
the
m
eas
ur
e
d
sam
ple
and
the
colle
ct
ed
data.
Upo
n
act
ivati
on,
data
lo
ggers
can
be
le
ft
un
at
te
nd
ed
to
pe
r
form
m
easur
em
ent
for
th
e
durati
on
of the m
on
it
ori
ng p
e
rio
d.
Early
log
gi
ng
syst
e
m
s
include
data
acqu
i
sit
ion
boar
d
an
d
it
s
associat
ed
com
pu
te
r
so
ft
war
e
util
it
y
enab
le
d
us
e
r
to
m
on
it
or
co
ndit
ion
s
[3]
.
As
te
chnolo
gy
ad
van
ce
s,
a
ne
w
gen
e
rati
on
of
dig
it
al
sy
stem
s
cal
le
d
m
ic
ro
co
ntro
ll
e
rs
arise
[4,
5]
.
These
m
ic
rocon
t
ro
ll
ers
a
re
low
c
os
t
sm
art
em
bed
ded
syst
e
m
s
that
can
be
desig
ne
d
a
nd a
ssem
bled
easi
ly
.
Re
corded
data
from
this
log
ge
r
can
be
m
anipu
la
te
d
pro
vide
d
that
easy
ac
cess
an
d
data
r
et
rieval
can
be
ta
ke
n
m
aking
the
m
on
it
or
ed
data
s
uitable
f
or
a
naly
sis
[
6]
.
T
his
im
plies
that
reli
able
connecti
on
e
xi
sts
su
c
h
as
dig
it
al
interfaces
li
ke
In
t
er
I
nteg
rated
Ci
rcu
i
t
(I2C),
Serial
Peri
pher
al
In
te
rf
ac
e
(S
P
I)
or
U
niv
e
rsal
Async
hro
nous
Re
cei
ver
/Tra
ns
m
itter
(UA
RT)
ena
blin
g
the
direct
inte
rcon
necti
on
of
a
dig
it
al
sens
or,
data
logger
and a
com
pu
te
r.
Hen
ce
this
ar
ti
cl
e
pr
esents
a
com
ple
m
e
nt
ap
plica
ti
on
betwee
n
a
da
ta
-
logger
an
d
a
retrieva
l
app
li
cat
io
n
pr
ogram
.
This
arti
cl
e
hig
hlig
ht
s
the
co
nf
i
gur
at
ion
of
a
dat
a
logger
syst
e
m
wh
ic
h
incl
ud
e
s
a
m
ic
ro
co
ntro
ll
e
r
a
nd
tw
o
se
nsors
.
Sim
ulati
on
wor
k
is
ca
rri
ed
ou
t
t
o
justi
fy
the
operati
on
of
the
data
logg
e
r
with it
s r
e
su
lt
s.
Evaluation Warning : The document was created with Spire.PDF for Python.
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci
IS
S
N:
25
02
-
4752
Con
ce
ptual i
m
pleme
nta
ti
on
of
a
da
t
a
lo
gger
wi
th a g
r
aphic
al user…
(
Ah
m
ad Sh
ukri F
az
i
l Ra
hma
n
)
397
2.
PROP
OSE
D
SY
STE
M
I
M
PLE
MENT
A
TION
Data
lo
gg
i
ng
was
perform
ed
by
us
i
ng
a
P
I
C18
F
45
50
m
icr
oc
ontrolle
r
un
it
fr
om
Mi
cro
chip.
Th
r
ough
EEPROM
m
odule,
recorde
d
da
ta
will
be
st
ored
to
the
m
odul
e.
Fig
ur
e
1
shows
the
firm
war
e
fl
ow
c
ha
rt
f
or
t
he
pro
po
se
d
syst
e
m
. Th
ree in
puts are
a
vaila
ble,
i.e.
reset EE
P
ROM, L
oggi
ng a
nd Tr
a
ns
m
i
ssion.
Figure
1.
Firm
war
e
Flo
wc
hart
f
or
Data L
ogger Syst
em
The
pro
gram
b
egins
by
read
i
ng
in
put
from
us
er
.
I
n
data
loggin
g
m
od
e,
input
from
senso
rs
will
be
sam
pled
ever
y
3
seco
nd.
T
he
An
al
og
to
D
igit
al
Con
ve
rter
(
AD
C
)
will
sta
rt
read
i
ng
t
he
te
m
per
at
ur
e
.
The
AD
C
is
a
10
-
bit
reso
luti
on
rangin
g
f
ro
m
0
to
1023
ste
p
siz
e,
the
co
nv
e
rsion
pr
oc
ess
is
co
m
plete
d
by
i
m
ple
m
enting Eq
uation 1
.
=
×
0
.
01
0
°
5
×
1023
(1)
The
co
nverte
d
value
will
be
s
tore
d
in
EEPR
OM.
The
10
-
bit
data
fr
om
AD
C
will
be
co
nv
e
rted
to
a
n
8
-
bit
data
be
fore
bein
g
st
or
e
d
in
EE
PROM
.
S
uccessi
ve
operati
on
will
be
f
or
hum
idit
y
sens
or.
Serial
in
pu
t
from
h
um
idit
y
sens
or
outp
ut
will
b
e
read an
d
st
or
e
d
int
o
E
EPROM.
The
reset
funct
ion
will
perfor
m
EEPROM
e
rased,
w
hile
data
transm
issi
on
pr
oce
ss
ena
bles
reco
r
de
d
data
to
be
se
nt
via
U
ART
t
o
a
com
pu
te
r/la
pt
op
.
Fig
ur
e
2
s
hows
t
he
pr
ogram
flow
f
or
da
ta
retrieval
r
outi
ne
(GUI).
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
S
N
:
2502
-
4752
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci,
Vo
l.
1
4
, N
o.
1
,
A
pr
il
201
9
:
396
–
401
398
Figure
2
.
G
UI
Flow
c
ha
rt for
Data Re
trie
val
Visu
al
St
ud
i
o
2013
is
us
e
d
to
dev
el
op
the
GUI
that
c
ould
accom
m
od
at
e
data
tra
ns
m
iss
ion
betwe
e
n
the
data
l
ogge
r
an
d
a
c
om
pute
r
[7]
.
U
pon
port
sel
ect
io
n,
t
he
program
will
com
m
ence
da
ta
loggin
g
re
adin
g
from
d
at
a logg
er. A
vaila
ble dat
a w
il
l be
displ
ay
ed
on the
sc
reen an
d
ca
n b
e save
d
i
n
CS
V
f
orm
at
[8,
9]
.
3.
SY
STE
M
SI
MU
L
ATIO
N
Syst
e
m
si
m
ulatio
n was
con
duct
ed
th
rou
gh P
ro
te
us
VS
M.
D
at
a logger
sche
m
at
ic
is sh
own
in
Fi
gure
3.
Figure
3
.
Pro
pose
d
Syst
em
Sch
em
at
ic
Evaluation Warning : The document was created with Spire.PDF for Python.
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci
IS
S
N:
25
02
-
4752
Con
ce
ptual i
m
pleme
nta
ti
on
of
a
da
t
a
lo
gger
wi
th a g
r
aphic
al user…
(
Ah
m
ad Sh
ukri F
az
i
l Ra
hma
n
)
399
Data
tra
ns
m
iss
ion
will
be
tra
ns
m
itted
thr
ough
COMP
IM
(
P1
)
.
T
he
te
m
per
at
ur
e
se
ns
or
is
connect
e
d
to
A
DC
c
hann
el
port
RA
0,
t
he
hu
m
idit
y
se
ns
or
is
c
onnect
ed
to
pi
n
RD
0
and
thre
e
s
witc
hes
(S
T
ART/STO
P
,
DA
T
A
RE
SE
T
an
d
MC
U
RST)
a
re
c
onne
ct
ed
to
pin
R
E
1
to
R
E3
res
p
e
ct
ively
.
Tw
o
L
EDs
D
2
an
d
D
3
(
pin
RD1
an
d
R
D2)
w
il
l dis
play
curre
nt pr
ogress of
syst
em
o
perat
ion
. T
he
GUI
d
esi
gn is s
how
n
in
Fig
ure
4.
Figure
4
.
G
UI
Pr
og
ram
Po
rt
sel
ect
io
n
is
avail
able
thr
ough
point
1.
Syst
e
m
op
erati
on
ca
n
be
sel
ect
ed
at
po
i
nt
2.
Re
cei
ve
d
data
will
be
disp
la
ye
d
at
Dat
a
Table
t
hro
ugh
po
i
nt
3,
w
hile
the
Sa
ve
bu
tt
on
will
rec
ord
the
data
in
CS
V
form
at
.
4.
RESU
LT
S
AND A
N
ALYSIS
Figure
5
s
how
s
the
overall
r
esult
from
dat
a
logger
a
nd
t
he
G
UI.
Re
co
r
ded
data
from
EEPROM
is
sh
ow
n
in
Fig
ure
5a
thr
ough
PI
C
CPU
EEP
ROM
m
e
m
or
y
m
ap
and
rec
orde
d
data
will
be
sent
to
G
UI
as
sh
ow
n
in
Fi
gur
e 5b.
Figure
5
.
Syst
em
Ou
tpu
t
Tw
o
te
st
data
fr
om
Figu
re
5a
(both
66dec
a
nd
40de
c)
are
c
om
ing
from
two
sens
ors,
i.e.
t
e
m
per
at
ure
and
hum
idit
y
s
ens
or
.
Exam
inati
on
f
r
om
GU
I
(F
i
gure
5b)
s
hows
t
hat
the
corres
pondin
g
values
a
re
in
m
at
ch
with
the
or
i
gina
l
data.
The
se
values
wer
e
vi
sible
thr
ough
virtu
al
te
rm
inal
(U
C
O
UT
G
OING
i
n
Fi
gure
5c
).
The
re
gion
out
li
ned
with
re
d
colo
r
is
the
te
st
data
send
by
the
data
logg
er
to
the
G
UI.
In
it
ia
l
han
dsh
akin
g
protoc
ol
are
r
equ
i
red
f
or
bo
th
par
ti
es
to
f
aci
li
ta
te
data
t
ran
s
fer.
Table
1,
su
m
m
a
rize
the
protoc
ol
cod
e
s
b.
Tra
ns
m
issi
on
Sim
ulati
on
T
est
Re
su
lt
c. Tr
a
ns
m
issi
on
T
hro
ugh
Virtual Te
rm
inal
a. Test
Data f
or T
ran
sm
issi
on
Si
m
ulati
on
Tes
t
2
1
3
Evaluation Warning : The document was created with Spire.PDF for Python.
IS
S
N
:
2502
-
4752
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci,
Vo
l.
1
4
, N
o.
1
,
A
pr
il
201
9
:
396
–
401
400
involve
d
f
or
a su
ccess
fu
l t
ra
nsm
issi
on
. Refe
rr
in
g
bac
k
to F
igure 5
c, initi
al
co
de
(
00He
x)
accom
pan
ie
d
logge
d
data pri
or to
be
ing
subm
itted. Upo
n
c
om
pletio
n,
data reset
was
i
niti
at
ed
f
ollow
e
d by
data re
-
l
ogging.
Table
1.
Protoc
ol
Cod
es
f
or
D
at
a Logg
e
r
T
ra
ns
m
issi
on
Co
n
trol Sig
n
al,
(H
ex
ad
eci
m
al)
Def
in
itio
n
Fro
m
To
31
Initiate Dat
a L
o
g
g
in
g
Req
u
est
GUI
Data L
o
g
g
er
32
Data Tran
s
m
iss
io
n
Req
u
est
33
Sto
p
Data
T
rans
m
i
ss
io
n
Req
u
est
34
Sto
p
Data
Log
g
in
g
Req
u
est
35
Res
et Data
M
e
m
o
r
y
Req
u
est
00
No
t in lo
g
g
in
g
Op
eration
Data L
o
g
g
er
GUI
01
In lo
g
g
in
g
Operation
12
Data Reset
M
e
m
o
r
y
Co
m
p
leted
Figure
6
show
s
m
e
m
or
y
reset
i
m
ple
m
enta
ti
on
process
.
Data
sto
re
d
in
the
E
EPRO
M
Module
i
s
su
ccess
fu
ll
y
re
placed
by
ze
ro
value
.
T
he
n,
t
he
EE
PROM
m
od
ule
is
te
ste
d
with
a
no
t
her
loggin
g
opera
ti
on
t
o
m
easur
e
a
sim
ulate
d
te
m
per
at
ur
e
of
36°C
with
pe
rce
ntag
e
of
r
el
at
ive
hum
idity
of
70
%.
The
dig
it
al
value
“74
”
and “
70”
is st
or
e
d
i
nto
t
he
EE
PROM
m
od
ule dur
i
ng
the lo
gg
i
ng op
erati
on.
Figure
6
.
Me
m
or
y R
eset
Res
ponse
Fu
rt
her
sim
ula
ti
on
is
co
ntin
ue
d
for
t
he
de
ve
lop
e
d
G
UI
.
T
hro
ugh
s
avi
ng
featur
e
,
t
he
e
xt
racted
data
are
save
d
into
the
com
pu
te
r
is
in
CSV
form
at
.
In
the
sim
ul
at
ion
,
25
6
poin
ts
of
m
easur
ed
data
are
transferre
d
to the G
UI an
d save
d
i
nto
t
he desire
d form
at
.
The
G
UI P
rog
ram
Con
ve
rsion to
E
xcel
sho
wn in Fi
gure
7.
Figure
7
.
G
UI
Pr
og
ram
Con
ve
rsion to
E
xcel
Reset
EE
PR
OM
Next
Loggi
ng
Proce
ss
Evaluation Warning : The document was created with Spire.PDF for Python.
Ind
on
esi
a
n
J
E
le
c Eng &
Co
m
p
Sci
IS
S
N:
25
02
-
4752
Con
ce
ptual i
m
pleme
nta
ti
on
of
a
da
t
a
lo
gger
wi
th a g
r
aphic
al user…
(
Ah
m
ad Sh
ukri F
az
i
l Ra
hma
n
)
401
5.
CONCL
US
I
O
N
A
m
ic
ro
con
t
rol
le
r
base
d
data
logger
syst
em
was
s
uccess
fu
l
ly
design
e
d
a
nd
sim
ulate
d.
In
add
it
io
n,
a
data
retrieval
GUI
wa
s
co
ns
t
ru
ct
e
d
to
com
plem
ent
the
com
ple
te
syst
e
m
.
The
data
lo
gger
is
e
qu
i
pp
e
d
with
two
se
nsors
,
i.e.
te
m
per
at
ure
and
hum
idity
sensor.
Dat
a
from
senso
r
s
wer
e
rec
ord
ed
an
d
st
or
e
d
in
the
EEPROM
m
od
ule.
Su
ccee
di
ng
process
of
data
retrieval
i
s
enab
le
d,
dat
a
transm
issi
on
and
tra
nsfo
r
m
at
ion
thr
ough
GUI
w
as accom
plishe
d.
The
syst
em
ca
pab
il
it
ie
s
co
ul
d
be
im
pr
ov
e
d
with
e
xtern
al
m
e
m
or
y,
i.e.
S
ecur
e
Digital
(
SD
)
car
d.
T
he
add
it
io
nal
m
e
m
or
y
arr
an
ge
m
ents
cou
l
d
prolo
ng
the
sam
pling
durati
on.
Furthe
r
im
pr
ovem
ent
su
ch
a
s
a
real
-
tim
e clock
(
RT
C
)
unit
to be
as
sem
bled
with e
xisti
ng unit
th
us p
rovide
s acc
ur
at
e ti
m
e log
gi
ng
acti
viti
es.
ACKN
OWLE
DGE
MENTS
The
aut
hor
w
ould
li
ke
to
ac
knowle
dge
the
su
pp
or
t
f
ro
m
t
he
Fun
dam
ental
Re
search
G
r
ant
Schem
e
(F
RG
S)
under
a
gr
a
nt
num
ber
of
FRG
S/1/2
017/T
K10/U
NI
M
AP
/0
2/
10
f
r
om
the
Mi
nistry
of
Highe
r
Ed
ucati
on Mal
ay
sia
.
REFERE
NCE
S
[1]
Mahe
ndra
O,
S
y
ams
i
D,
Ramdan
A,
As
tri
d
M.
D
esign
and
impl
e
mentat
ion
o
f
dat
a
storage
system
using
USB
fl
ash
drive
in
a
mi
cro
cont
rolle
r
based
data
logge
r
.
In
te
rna
ti
ona
l
Conf
ere
nc
e
on
Auto
m
at
ion,
Cogni
ti
v
e
Scie
n
ce,
Opti
c
s,
Micro
E
le
c
tro
-
Me
cha
n
ic
a
l
S
y
s
tem
,
and
Inform
a
tion Technol
og
y
(
ICACO
MIT).
Bandung,
Ind
ones
ia
.
2015;
58
-
62.
[2]
Fuente
s M,
Viv
a
r
M,
Burgos JM
,
Aguile
r
a
J,
Va
c
as
JA
.
Design
of
an
a
cc
ur
ate,
low
-
cost
au
tonomous
dat
a logge
r
for
PV
sy
stem
m
onit
oring
using
Arduino™
tha
t
com
pli
es
with
IEC
standa
rds.
Solar
E
nergy
Mate
rials
and
Solar
Cel
ls
.
2014;130:
529
-
4
3.
[3]
Engi
n
M.
Open
sour
ce
embe
dde
d
data
logge
r
de
sign
for
PV
syst
em
monitoring
.
6th
Mediterra
n
e
an
Confer
en
ce
o
n
Embedde
d
Com
puti
ng
(MECO).
Bar, Monte
n
egr
o.
2017;
1
-
5.
[4]
Pasquali
V,
D
'Alessan
dro
G,
Gualt
i
eri
R
,
L
e
cc
ese
F.
A
ne
w
dat
a
logge
r
base
d
on
Rasp
ber
r
y
-
Pi
for
Ar
ct
i
c
Notostrac
a
lo
co
m
oti
on
inve
st
igations.
M
easurement
.
2017;110:
24
9
-
56.
[5]
Carr
e
A,
W
illiam
son
T.
Design
and
validation
of
a
low
cost
in
door
envi
ronm
e
nt
qual
i
t
y
da
ta
l
ogger
.
En
ergy
a
nd
Bui
ldi
ngs
.
2018;
158:1751
-
61.
[6]
Iskanda
r
HR,
Purw
adi
A,
Riz
q
ia
wan
A,
Her
yana
N.
Prototy
pe
dev
e
lopment
of
a
low
cost
data
logge
r
and
monitoring
system
for
PV
app
li
cation
.
2016
3rd
Confer
ence
on
Pow
er
Engi
nee
r
ing
and
R
ene
wabl
e
En
e
r
g
y
(ICPERE).
Yog
y
ak
arta,
Indone
s
ia
.
2016;
171
-
7.
[7]
Cosm
as
CA,
D
ahl
an
NY
.
Dev
e
lopment
of
v
isual
basic
GU
I
fo
r
Option
C
en
e
rgy
saving
of
I
PMV
P
.
3rd
IE
T
Inte
rna
ti
ona
l
Co
nfe
re
nc
e
on
Cl
ean E
ner
g
y
and
T
e
chnol
og
y
(C
EAT)
2014.
Kuchin
g,
Mal
a
y
s
ia.
201
4;
1
-
6.
[8]
Riva
i
A
,
Rah
im
NA
.
GU
I
for
p
hotov
olt
a
ic
(
PV
)
arr
ay
monitori
ng
system
.
3rd
IET
In
te
rna
ti
on
a
l
Confer
enc
e
on
Cle
an
Ene
rg
y
an
d
Technol
og
y
(C
EAT)
2014.
201
4;
1
-
5.
[9]
Danga
re
P,
Mhi
zha
T,
M
ashonjowa
E.
Design,
fa
bricat
ion
and
te
sting
of
a
low
cost
Trunk
Dia
m
et
er
Vari
at
ion
(TDV)
m
ea
sure
m
ent
s
y
st
em
base
d
on
an
A
Tmega
328/P
m
ic
roc
ontroller
.
Computers
an
d
Elec
troni
cs
i
n
Agric
ult
ure
.
201
8;148:
197
-
206.
Evaluation Warning : The document was created with Spire.PDF for Python.