7. COMMAND
36
EPSON
S1D15722D01B000 Technical Manual (Rev.1.1)
Set start point (block) register
Setting 8-bit data in the start point (block) register with this parameter takes one block out of 45 start point
blocks. To scroll display, use (5) Set display start line command instead of this command.
Set start point
P25 P24 P23 P22
P21 P20
Common Output State:
Normal Drive, Normal scan
direction
Common Output State:
Normal Drive, Reverse scan
direction
0 0 0 0 0 0
0 (COM0
～
3) 45
(COM183
～
180)
0 0 0 0 0 1
1 (COM4
～
7) 44
(COM179
～
176)
0 0 0 0 1 0
2 (COM8
～
11) 43
(COM175
～
172)
↓
↓
↓
1 0 1 1 0 0
44 (COM176
～
179) 1
(COM7
～
4)
1 0 1 1 0 1
45 (COM180
～
183) 0
(COM3
～
0)
* After reset by RES pin, the start point is below.
･
Common output state: Normal driving, Normal scan direction, Block 0.
* Prohibit (1, 0, 1, 1, 1, 0) or upper value.
[Setup example of set the number of display line command]
Setup example 1: Select common output state: normal drive, normal scanning direction
When the display is set to 88 lines and the start point is to 1 (COM4 to 7), the display of 88
lines appears from COM4.
Setup example 2: Select common output state: normal drive, normal scanning direction
When the display is set to 88 lines and the start point is to 33 (COM132 to 135), the display of
88 lines appears from COM132. COM183 is followed by COM0.
Setup example 1
Setup example 2
Fig.7.2 Image of Correspondence between COM Output and the Number of Display Lines
COM0
46 line
COM45
COM132
52 line
COM183
••
••
••
COM0
COM4
88 line
COM91
COM183
••
••
••
