S1D15715 Epson Electronics America, Inc., S1D15715 Datasheet - Page 48

• Manufacturer Part Number: S1D15715
• Description: Liquid Crystal Display =lcd Driver
• Manufacturer: Epson Electronics America, Inc.

S1D15715 Series Technical Manual
2
3
Note: Reference Items
42
Powering OFF *14
Data display
Selecting necessary functions using the commands
*14: This IC is provided on the power supply V
*15: Refer to the 7. Command Description “(19) Power save”
(19)
Selecting necessary functions using the
Selecting necessary functions using the
Select the reset active (
(6)
(4)
(5)
(10) Turn on the display data write
(1)
After entering the power save command, you must implement reset procedure from
turning off V
the LCD power supply.
Selecting necessary functions using
Thus, if the power supply V
power supply V
sure to observe the following powering off procedure:
Select the power save mode *15
Select the display start line *9
Select the page address *10
Select the column address *11
operation *12
Turn on or off the display *13
the commands (User setup)
• Turn OFF the built-in power supply first, then, after making sure that potential on V
Turn V
commands (User setup)
commands (User setup)
Initialization is complete
lower than the LCD panel threshold voltage, turn the IC power (V
Also refer to the 6. Functional Description “Power supply circuit”.
Data display is ended
(User setup)
DD
DD
Any state
-V
-V
SS
SS
0
power OFF
-V
power.
____
RES pin=LOW)
SS
, the drivers (both COM and SEG) can generate uncontrolled output. Make
DD
-V
SS
is turned OFF while voltage is still remaining on the LCD
EPSON
DD
-V
SS
Note: Reference Items
The time (
the reset active and turning off of V
power (V
the time required for V
lower (
LCD panel (usually 1V).
For “
following section.
If “
by installing a resistor across V
*9: Refer to the 7. Command Description
*10: Refer to the 7. Command Description
*11: Refer to the 7. Command Description
*12: Refer to the 7. Command Description
*13: Refer to the 7. Command Description
The all-white display of data should be avoided
as much as practicable right after the display
mode is turned on (during display ON).
logic to offer control over the V
t
H
” is excessively long, it must be cut short
t
H
“(6) Display start line set”
“(4) Page address set”
“(5) Column address set”
“(10) Display data write”
“(1) Display ON/OFF”
t
H
”, see the “Reference data” in the
) than the threshold voltage set on the
DD
t
L
-V
) provided between turning on of
SS
=1.8V) must be longer than
DD
0
-V
-V
4
SS
0
potential to go
) OFF.
and V
0
____
RES pin before
-V
SS
DD
SS
.
-V
drivers on
0
SS
to V
Rev.1.0
4
is