NAR-5620 Series
User
’
s
Manual
43
CG RAM MAPPING
CG RAM Address
Character Patterns
(CG RAM data)
5
4
3
2
1
0
7
6
5
4
3
2
1
0
High
Low
High
Low
0
0
0
0
1
1
0
0
0
0
1
1
0
0
1
0
0
1
0
0
0
1
0
0
0
1
1
0
1
0
0
0
1
0
0
1
1
1
1
0
1
0
1
0
0
0
0
0
1
1
0
0
0
0
0
0
←
Character
Pattern
0
0
0
1
1
1
*
*
*
0
0
0
0
0
←
Cursor
0
0
0
1
1
1
1
1
0
0
1
1
0
0
0
1
0
1
0
1
0
1
0
1
0
1
1
1
0
1
1
1
1
0
0
1
0
1
0
1
1
0
1
1
0
0
0
1
1
1
0
1
1
1
1
1
←
Character
Pattern
0
0
1
1
1
1
*
*
*
0
0
0
0
0
←
Cursor
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
0
0
0
1
1
1
1
1
0
0
1
1
0
0
0
1
0
1
0
1
1
1
0
1
0
1
1
1
0
0
0
1
1
0
0
1
0
1
1
1
1
0
1
1
0
0
0
1
1
1
0
1
1
1
1
1
←
Character
Pattern
1
1
1
1
1
1
*
*
*
0
0
0
0
0
←
Cursor
To show the customized icon, simply
send
t
he
dat
a
bet
ween
“
0”
t
o
“
7”
t
o
t
hi
s
modul
e.
For
exampl
e,
t
hi
s
modul
e
wi
l
l
di
spl
ay
t
he
cust
omi
zed
i
con
at
l
ocat
i
on
64
t
o
71
upon
r
ecei
vi
ng
dat
a
“
0”
;
white
i
t
wi
l
l
di
spl
ay
t
he
cust
omi
zed
i
con
at
l
ocat
i
on
72
t
o
79
upon
r
ecei
vi
ng
dat
a
“
1”
.
Watchdog timer is also
bui
l
t
i
n t
he modul
e.
Thi
s modul
e wi
l
l
r
eset
i
t
sel
f
and send out
“
r
eset
packet
“
(
0FDH,
0EH)
t
her
eaf
t
er
.
The input must be a standard RS-232 or inverted TTL signal. The RS-232 setting should be:
Baud rate: 2400 bps
Parity: None
Data bits: 8
Stop bit: 1
What follows is the default setup after LCD module initiated:
2-line display mode; every character is 5 x 8 dots.
Display on; cursor off; cursor blink off.
Display will be cleared.
Shift right for entry mode.
Set
addr
ess
count
er
t
o
“
00”
(
cur
sor
posi
t
i
on
to 0)
In entry mode.