S6B0755 Datasheet, PDF (53/68 Pages) Samsung semiconductor – 128 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD

128 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD
PRELIMINARY SPEC. VER. 1.0
S6B0755
Power Save
The S6B0755 enters the Power Save status to reduce the power consumption to the static power
consumption value and returns to the normal operation status by the following instructions.
Set Power Save Mode
RS
RW
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
1
0
1
0
1
0
0
P
P = 0: standby mode
P = 1: sleep mode
Release Power Save Mode
RS
RW
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
1
1
1
0
0
0
0
1
Set Power Save Mode
Sleep Mode
Oscillator Circuits: OFF
LCD Power Supply Circuits: OFF
All COM / SEG Output Level: VSS
Release Power Save Mode
Release Sleep Mode
NOP
Non Operation Instruction
Figure 34. Power Save Routine
RS
RW
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
1
1
1
0
0
0
1
1
Test Instruction
This instruction is for testing IC. Please do not use it.
RS
RW
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
1
1
1
1
×
×
×
×
50