13
1,
2
, 5 o
r 10
di
gi
t
ra
te
di
spl
ay
resol
ut
io
n
Di
s
p
la
y
DISPLAY
mod
e
P
P
P
P
E
P
E
P
E
E
E
P
P
P
E
E
E
E
P
E
P
E
P
E
P
E
P
E
P
E
P
E
P
E
E
E
P
P
E
E
E
E
E
E
E
E
P
E
func
ti
o
n
on
Fi
g
7
B
T
o
G
Lr.
to
t
Fi
g 7A.
Pro
g
ramme
Str
u
cture
TH
ESE
REFEREN
C
ES
BEF
O
R
E
A
T
T
E
MP
TI
NG
TO
AD
JUST
R
E
A
D
IN
ST
RU
CTIO
N
M
A
NU
A
L
WAR
N
IN
G
Cal
ib
rat
ion of i
n
te
rnal
re
fer
ence
s
int
e
rn
a
l ref
e
re
nces
W
ithout
need
fo
r a
c
curat
e
input
cur
re
n
t set re
q
u
ir
ed
di
spl
ay at
C
a
librat
io
n
of
r
a
te di
spl
a
y
u
s
in
g
t
o
m
o
ve
t
o
next
d
ig
it
4mA
by press
ing
or
and
Si
mi
la
rl
y
set
t
he requi
re
d
fu
ll sc
al
e
d
is
p
la
y
ac
c
u
rat
e
20mA
input
cu
rr
ent
sca
le di
spl
a
y
usi
ng an
Si
mi
la
rl
y
set
the requi
red f
u
ll
to
move to next di
gi
t
p
re
s
s
in
g
o
r
a
n
d
set
requi
red zer
o
di
spl
ay by
W
it
h
acc
u
ra
te
4mA
input
cur
re
nt
ex
tern
al
curr
e
nt
sou
rc
e
C
a
librat
io
n
of
r
a
te
di
spl
ay
u
s
in
g
di
spl
ays
to
ggl
e
bet
w
een
a
n
d
t
o
deci
m
a
l poi
nt
posi
tion of
to
s
e
le
c
t
or
Deci
mal p
o
in
t
or
to
se
le
ct
Res
o
lution
On and
OF
F
bet
w
e
e
n
to
t
oggl
e
or
ext
racti
on
Square
r
oot
En
t
.0
20A
En
t
.0
04
A
50
Co
nd
Su
rE
Fr
E
rE
F
SP
An
19
999
SE
t
ZE
rO
19
99
9
SP
A
n
19
99
9
19
99
9
ZEr
O
CA
L
00
00
0
d.
P.
00
00
00
00
rES
n
10
ac
cess
al
lo
ws di
re
ct
Code 0000
next di
gi
t
to move
to
and
pr
essi
ng
Ent
e
r code by
Secur
it
y C
o
de
On
ro
ot
XXX
X
COd
E