SED1330F Datasheet, PDF (42/148 Pages) List of Unclassifed Manufacturers – LCD Controller ICs

3.0 Command Description
3.3.3 CSRFORM
Sets the cursor size and display mode. Although the
cursor is normally only used in text displays, it may
also be used in graphics displays when displaying
special characters.
MSB
LSB
C01011101
P1 0
0
0
0
CRX
X3 X2 X1 X0
P2 CM 0
0
0
CRY
Y3 Y2 Y1 Y0
Figure 19. CSRFORM parameter bytes
3.3.3.1 CRX
Sets the horizontal size of the cursor from the charac-
ter origin. CRX is equal to the cursor size less one.
CRX must be less than or equal to FX.
Table 16. Horizontal cursor size selection
CRX
HEX X3 X2 X1 X0
0 0000
1 0001
↓ ↓↓↓↓
8 1000
↓ ↓↓↓↓
E 1110
F 1111
[CRX] cursor width
(pixels)
1
2
↓
9
↓
15
16
3.3.3 – 3.3.3.2
3.3.3.2 CRY
Sets the location of an underscored cursor in lines,
from the character origin. When using a block cursor,
CRY sets the vertical size of the cursor from the
character origin. CRY is equal to the number of lines
less one.
Table 17. Cursor height selection
CRY
HEX Y3 Y2 Y1 Y0
0 0000
1 0001
↓ ↓↓↓↓
8 1000
↓ ↓↓↓↓
E 1110
F 1111
[CRY] cursor
height (lines)
illegal
2
↓
9
↓
15
16
Character start point
0123456 • • •
0
1
2
3
4
5
6
7
8
9
CRX = 5 dots
CRY = 9 dots
CM = 0
Figure 20. Cursor size and position
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