S1D1 Epson Electronics America, Inc., S1D1 Datasheet - Page 315

• Manufacturer Part Number: S1D1
• Description: LCD Controller-driver With Built-in Character ROM
• Manufacturer: Epson Electronics America, Inc.

S1D15605 Series
(2) Data Display
(3) Power OFF *14
Notes: Reference items
8–60
• In case of S1D15605D11B
• In case of other models,
*14: The logic circuit of this IC’s power supply V
*15: After inputting the power save command, be sure to reset the function using the RES terminal until the
*16: After inputting the power save command, do not reset the function using the RES terminal until the
Function setup by command input (User setup)
Function setup by command input (User setup)
Function setup by command input (User setup)
Function setup by command input (User setup)
Function setup by command input (User setup)
(20) Power save *15
(20) Power save *15
(2) Display start line set *9
(3) Page address set *10
(4) Column address set *11
(6) Display data write *12
(1) Display ON/OFF *13
V
still any residual voltage, the driver (COM. SEG) may output any uncontrolled voltage. When turning
off the power, observe the following basic procedures:
• After turning off the internal power supply, make sure that the potential V
power supply V
power supply V
DD
the threshold voltage of the LCD panel, and then turn off this IC’s power supply (V
6. Description of Function, 6.7 Power Circuit
Reset active (RES pin = LOW)
- V
V
V
5
DD
DD
End of data display
End of initialization
. So, if the power supply V
Optional status
Optional status
– V
– V
SS
SS
DD
DD
power OFF
power OFF
- V
- V
*
SS
SS
, S1D15606D11B
is turned off. 7. Command Description (20) Power Save
is turned off. 7. Command Description (20) Power Save
DD
*
EPSON
- V
, S1D15607D11B
SS
DD
Notes: Reference items
is cut off when the LCD power supply V
Set the time (
the V
than the time (
becomes below the threshold voltage
(approximately 1 V) of the LCD panel.
For
event. When
between V
Set the time (
the V
than the time (
becomes below the threshold voltage
(approximately 1V) of the LCD panel.
•
• When an internal resistor is used, it is
- V
t
regulator external resistors Ra and Rb and the
time constant of V
recommended to insert a resistor R between
V
H
DD
*10: Command Description; Page address set
*11: Command Description; Column address set
*12: Command Description; Display data write
*13: Command Description; Display ON/OFF
t
is determined depending on the voltage
SS
H
DD
DD
*9: Command Description; Display start line set
, refer to the <Reference Data> of this
and V
controls the driver of the LCD power supply
- V
- V
Avoid displaying all the data at the data
display start (when the display is ON) in
white.
5
SS
SS
5
and V
*
t
t
to reduce
, S1D15608D11B
L
power (V
L
power (V
t
t
t
) from reset active to turning off
H
) from power save to turning off
H
H
) when the potential of V
) when the potential of V
is too long, insert a resistor
DD
5
~ V
to reduce it.
DD
DD
t
H
1
.
smoothing capacity C2.
- V
- V
SS
SS
5
~ V
= 1.8 V) longer
= 1.8 V) longer
*
and S1D15609D11B
1
has become below
DD
5
5
DD
~ V
~ V
- V
- V
1
1
SS
Rev. 2.4a
5
).
has
*
,