
ST7036
z
Display ON/OFF
V1.1
2003/12/24
30/72
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 is remained in DDRAM.
C : Cursor ON/OFF control bit
When C = "High", cursor is turned on.
When C = "Low", cursor is disappeared in current display, but I/D register remains its data.
B : Cursor Blink ON/OFF control bit
When B = "High", cursor blink is on, that performs alternate between all the high data and display
character at the cursor position.
When B = "Low", blink is off.
z
Cursor or Display Shift
S/C: Screen/Cursor select bit
When S/C=”High”, Screen is controlled by R/L bit.
When S/C=”Low”, Cursor is controlled by R/L bit.
R/L: Right/Left
When R/L=”High”, set direction to right.
When R/L=”Low”, set direction to left.
Without writing or reading of display data, shift right/left cursor position or display. This instruction is used to
correct or search display data. During 2-line mode display, cursor moves to the 2nd line after 40th digit of 1st
line. Note that display shift is performed simultaneously in all the line. When displayed data is shifted
repeatedly, each line shifted individually. When display shift is performed, the contents of address counter are
not changed.
S/C
L
L
R/L
L
H
Description
AC Value
AC=AC-1
AC=AC+1
Shift cursor to the left
Shift cursor to the right
H
L
Shift display to the left. Cursor follows the display shift
AC=AC
H
H
Shift display to the right. Cursor follows the display shift AC=AC
Every
64 frames
Alternating
display
Cursor
0
0
0
0
0
0
D
1
B
C
R/W
RS
DB6
DB7
DB4
DB5
DB2
DB3
DB0
DB1
0
0
0
0
1
0
R/L
S/C
X
X
R/W
RS
DB6
DB7
DB4
DB5
DB2
DB3
DB0
DB1