lc75838e Sanyo Semiconductor Corporation, lc75838e Datasheet - Page 15

• Manufacturer Part Number: lc75838e
• Description: 1/8 To 1/10 Duty General-purpose Lcd Display Drivers
• Manufacturer: Sanyo Semiconductor Corporation

3. SC: Segment on/off control data
However, note that when the segments are turned off by setting SC to 1, the segments are turned off by outputting segment off waveforms from the segment
output pins.
4. BU: Normal mode/power saving mode control data
5. DT1, DT2: Display technique setting data
Notes: Sn (n = 39, 40): Segment outputs
DT1
0
1
0
This control data bit controls the on/off state of the segments.
This control data bit controls the normal mode and power saving mode.
This control data bits set the display technique.
COMn (n = 9 or 10): Common outputs
SC
BU
0
1
0
1
DT2
0
0
1
1/10 duty 1/4 bias drive
1/8 duty 1/4 bias drive
1/9 duty 1/4 bias drive
Normal mode
Power saving mode
The common and segment pins go to the V
general-purpose output ports P1 to P3 are set by PC1 to PC3 in the control data during power saving mode as well as normal mode.
Display technique
Display state
On
Off
S40/COM9
COM9
COM9
S40
LC75838E, 75838W
LCD
Output pins
4 level and the oscillator on the OSC pin is stopped. Note that the states of the
S39/COM10
COM10
S39
S39
Mode
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