Datasheet

SH1107
41
Command Table
Code
Command
A0
RD
WR
D7
D6
D5
D4
D3
D2
D1
D0
Function
1. Set Column Address
4 lower bits
0 1 0 0 0 0 0 Lower column address
Sets 4 lower bits of column
address of display RAM in
register. (POR = 00H)
2.Set Column Address
4 higher bits
0 1 0 0 0 0 1 0
Higher column
address
Sets 4 higher bits of column
address of display RAM in
register. (POR = 10H)
3.Set memory
addressing mode
0 1 0 0 0 1 0 0 0 0 D
D = 1, Vertical Addressing
Mode
D = 0, Page Addressing
Mode (POR=20H)
4. The Contrast
Control Mode Set
0 1 0 1 0 0 0 0 0 0 1
Contrast Data
Register Set
0 1 0
Contrast Data
This command is to set Contrast
Setting of the display.
The chip has 256 contrast steps
from 00 to FF. (POR = 80H)
5. Set Segment
Re-map (ADC)
0 1 0 1 0 1 0 0 0 0 ADC
The down (0) or up (1)
rotation. (POR = A0H)
0 1 0
1 0 1 0 1 0 0 0
6. Set Multiplex Ration
0 1 0 - Multiplex Ratio
This command switches
multiplex mode to any
multiplex ratio from 1 to 128
.
(POR = 7FH )
7. Set Entire Display
OFF/ON
0 1 0 1 0 1 0 0 1 0 D
Selects normal display (0) or
Entire Display ON (1). (POR
= A4H)
8. Set Normal/
Reverse Display
0 1 0 1 0 1 0 0 1 1 D
Normal indication (0) when
low, but reverse indication (1)
when high. (POR = A6H)
0 1 0
1 1 0 1 0 0 1 1
9. Set display offset
0 1 0
- COMx
This is a double byte
command that specifies the
mapping of display start line
to one of COM0 -127. (POR
= 00H)
0 1 0
1 0 1 0 1 1 0 1
10. DC-DC Control
Mode Set
DC-DC Setting
Mode Set
0 1 0 1 0 0 0 F2
F1
F0
D
This command is to control
the DC-DC voltage DC-DC
will be turned on when display
on converter (1) or DC-DC
OFF (0). (POR = 81H)