SSD1858 Solomon Systech, SSD1858 Datasheet - Page 29

• Manufacturer Part Number: SSD1858
• Description: LCD Segment / Common Driver
• Manufacturer: Solomon Systech

www.DataSheet4U.com
Bit Pattern
1101 1F
Table 8 – Extended Command Table
Bit Pattern
1000 0010
0001X
1000 0011
1111 0010
000X
Other than above
SSD1858
0
3
0000
X
2
2
F
X
1
1
F
X
0
0
Rev 1.1
09/2002
Command
OTP setting
OTP programming
Enable external oscillator input Select external oscillator input form CL pin.
Reserved
Command
Set Frame Frequency
Comment
Set the desired Vout voltage value:
0000: original contrast
0001: original contrast +1 step
0010: original contrast +2 steps
0011: original contrast +3 steps
0100: original contrast +4 steps
0101: original contrast +5 steps
0110: original contrast +6 steps
0111: original contrast +7 steps
1000: original contrast -8 steps
1001: original contrast -7 steps
1010: original contrast -6 steps
1011: original contrast -5 steps
1100: original contrast -4 steps
1101: original contrast -3 steps
1110: original contrast -2 steps
1111: original contrast -1 step
This command start program LCD driver with OTP offset
value. This command only execute once. No effect on the
second run. Detail of OTP programming procedure on
P.31
X
X
0
0
= 0 : (POR) internal RC oscillator
= 1 : external square wave
Description
This command is used to set the frame frequency.
F
000
001
010
011
100
101
110
111
2
F
1
F
0
Frame Frequency (typical)
70
78.5
88.5
100
115
130
140
157.5(POR)
SOLOMON
24