Digitax F3 Plus User Manual

The informa
t
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l
Diag
n
Withthis
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
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p
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TotestDa
A16bitC
R
thatareo
u
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Whenthe
TariffPro
g
ortamper
AteachT
r
of data c
o
workwith
Itispossi
b
HIREmod
e
TheCRC1
6

TheCRC1
Thepolyn
o
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Thisfieldi
Thefield
c
algorithm
SelectF
o
Keeppre
s
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Bothdis
p
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The prin
t
willprint
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The prin
t
willprint
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Afteraf
e
sum co
r
program
m
resulting
Theseco
n
Thecons
t
checksu
m

At thee
position.
t
ion containedhere

lyprohibited.
n
osticSel
p
rocedureitis
p
c
alculatethet
a
p
rintoutthet
a
taIntegrity,th
e
R
CCheckSum
i
u
tfromthech
e
checksumfun
c
g
rammingtrou
g
r
ing,theCRC16
r
iptheTaxime
t
o
rruptionit au
awrongtariff
b
letorecalcula
e
,bypressing
t
6
CheckSumis
6CheckSumc
a
o
mialusedis:





sacheckvalu
e
c
ontainsthech
e
(i.e.313233...
(
o
rHireposition.
s
sK1keyandstr
i
p
layswillshowin
t
er, if connecte
d
outallthetaxi
m
t
er, if connecte
d
outallthetaxi
m
e
wsecondsthe
m
r
responding to
m
ed parameters
,
checksum.
n
darydisplaywil
l
t
ant"K"andthe
m

nd ofprocedur
e

are property of DI
G
f‐Test(C
p
ossibleto:
a
riffschecksu
m
a
riffprogram.
H
e
TariffDatais
i
sthereforecal
e
cksumareth
e
c
tionisactivat
e
g
hPCorSmart
CheckSumwil
t
errecalculate
to locksthe m
untilreprogra
m
tethechecks
u
t
ogetherK1+
K
anumberbet
w
A
a
lculationinth
e


H

B

D

R

C
e
thatcanbeu
s
e
cksumobtain
e
(
hexadecimal). 
i
keK4.
sequencethen
u
d
 to the taximet
e
m
etersetup.
d
 to the taximet
e
m
etersetup.
m
aindisplaywill
s
the binary a
d
,
sothateachta
l
showthefirmw
ticketheaderar
e
e
 the taximeter
g
G
ITAX Automotive

heckSu
m
m

H
owtoente
T
h
signedwitha
C
culatedfrom t
h
e
uniquevehicl
e
e
d:
key:ifthedat
a
lbedifferentf
r
theChecksum
etershowing
m
med.
u
mmanually,I
E
4,toverifytha
t
w
een0and65
5
A
LGORITH
M
e
Taximeteris
t
H
ex:0x1021
B
in:10000001
D
ec:4129
R
egisterInitis
C
HECK=Hex:
3
s
edasaweakv
e
dwhentheA
S
u
mbersfrom0to
e
r and powered
e
r and powered
s
howthetariffc
h
d
dition of all
r
iffwillhaveits
o
areversion.
e
notincludedin
g
o back inFor

Electronics Italy, a
n
m
)
e
rtheSelf‐
T

h
eCheckS
u
C
RC16function
h
eTariffData,
a
e
andownerp
a
a
bufferiscorr
u
r
omthatstore
d
oftheTariffa
n
atany tentati
v
E,byInspecto
r
tthemeteris
5
35,andcanb
e
M
SHORTD
E
t
he(CCITTCRC
1
00001
Hex:0000
3
1C3
v
alidatorofimp
S
CIIstring"123
o
9.
 on,
 on,
h
eck
the
o
wn
n
the
Hire

n
d extremely confi
d
T
estfuncti
o
u
m
.

a
ndsavedfor
a
a
rameters,like
:
u
pted,duetoe
d
forcomparis
o
n
dcompares
w
v
eof starta tri
r
sineverymo
m
programmed
w
e
displayedont
E
SCRIPTIO
N
16).
lementations
o
456789"isfed
d
ential. Any disclos
o
n
a
futurerefere
n
:
"k"constanta
rrorsindatatr
a
o
n.
w
iththestored
C
pthe message
m
entbutonly
w
w
iththeRightT
a
heTaximeter
w
N
:
o
fthealgorith
m
throughthes
p
s
ure, copying, distri
b
n
ce.Theonlyt
w
a
ndtickethead
ansmission,sy
s
CS.reference;
e
"Error Csum"
w
henthemet
e
ariff.
w
henwished.
m
.
p
ecified
b
ution to third

w
osections
ing.
s
temerrors
a
ndincase
soit can' t
e
risinFOR
15

Digitax F3 Plus Specifications

General

Brand	Digitax
Model	F3 Plus
Category	Measuring Instruments
Language	English