NHD-0140AZ
Newhaven Display International, LLC 6/9
2)
Return
home
RS
R/W
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
0
0
0
0
0
0
1
-
Return
home
is
cursor
return
home
instruction.
Set
DDRAM
address
to “00H”
into
the
address
counter.
Return
cursor
to
its
original
site
and
return
display
to
its
original
status, if
s
hifted.
Contents of
DDRAM
does
not
change.
3)
Entry
mode
set
RS
R/W
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
0
0
0
0
0
1
I/D
SH
Set
the
moving
direction
of
cursor
and
display.
I/D:
increment
/
decrement
of
DDRAM address
(cursor
or
blink)
When
I/D=“high”, cursor/blink
moves
to
right
and
DDRAM
address
is
increased
by
1.
When
I/D=“Low”, cursor/blink
moves
to
left
and
DDRAM
address
is
increased
by
1.
*CGRAM
operates the
same
way
as
DDRAM, when
reading
from
or
writing
to
CGRAM.
SH:
shift
of
entire
display
When
DDRAM
read
(CGRAM
read/write)
operation
or
SH=“Low”,
shifting
of
entire
display
is
not
performed.
I
f
SH
=
“High”
and
DDRAM
write
operation,
shift of
entire
display
is
performed
according
t
o
I/D
value. (I/D=“high”. shift left, I/D=“Low”. Shift
right).
4)
Display
ON/OFF
control
RS
R/W
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
0
0
0
0
1
D
C
B
Control
display/cursor/blink
ON/OFF
1
bit
register.
D:
Display
ON/OFF
control
bit
When
D=“High”, entire
display
is
turned
on.
When
D=“Low”, display
is
turned
off,
but
display
data
remains
in
DDRAM.
C:
cursor
ON/OFF
control
bit
When
D=“High”, cursor
is
turned
on.
When
D=“Low”, cursor
is
disappeared
in
current
display, but
I/D
register
preserves
its
data.
B:
Cursor
blink
ON/OFF
control
bit
When
B=“High”,
cursor
blink
is
on,
which
performs
alternately
between
all
the “High”
data
and
display
characters
at
the
cursor
position.
When
B=“Low”, blink
is
off.
5)
Cursor
or
display
shift
RS
R/W
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
0
0
0
1
S/C
R/L
-
-
相关PDF资料
NHD-0208AZ-FL-GBW LCD MOD CHAR 2X8 Y/G TRANSFL
NHD-0208AZ-FL-YBW LCD MOD CHAR 2X8 Y/G TRANSFL
NHD-0208AZ-FSW-GBW-3V3 LCD MOD CHAR 2X8 TRANSF
NHD-0208AZ-RN-GBW LCD MOD CHAR 2X8 GRY REFL
NHD-0208AZ-RN-YBW-3V LCD MOD CHAR 2X8 Y/G REFL
NHD-0208AZ-RN-YBW LCD MOD CHAR 2X8 Y/G REFL
NHD-0208BZ-FL-GBW LCD MOD CHAR 2X8 Y/G TRANSFL
NHD-0208BZ-FL-YBW LCD MOD CHAR 2X8 Y/G TRANSFL
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