S1D15715 Epson Electronics America, Inc., S1D15715 Datasheet - Page 44

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

S1D15715 Series Technical Manual
7.20 Reset
When this command is issued, S1D15715 Series is initialized (same operation as
command, however, is not used for introducing short circuit across V
Also note that initialization of the DDRAM does not take place in parallel with initialization of the LSI.
See the function explanation in “Reset circuit” for details.
When initializing the S1D15715 Series while power is turned on, reset signal to the
signal cannot be replaced by the reset command.
7.21 NOP
Non-operation command
7.22 Test
This is a command for LSI chip testing. Please do not use.
If the test command is issued by accident, it can be cleared by applying an LOW signal to the
issuing the reset command or the display ON/OFF command.
38
*: S1D15715 Series chip maintain their operating modes, but excessive external noise, etc., may happen to
change them.
Moreover, it is recommended that the operating modes are refreshed periodically to prevent the effects of
unanticipated noise.
Measures are required to prevent noise generation or influence on installation and systems.
A0
A0
A0
0
0
0
___
___
___
RD
RD
RD
E
E
E
1
1
1
R/
R/
R/
___
WR
___
WR
___
WR
0
0
0
__
__
__
W
W
W
*Disabled bit
D7
D7
D7
1
1
1
D6
D6
D6
1
1
1
D5
D5
D5
1
1
*
D4
D4
D4
0
0
1
EPSON
D3
D3
D3
0
0
*
D2
D2
D2
0
0
*
D1
D1
D1
OUT
1
1
*
and V
D0
D0
D0
0
1
*
DD
or V
____
RES pin=LOW input this
____
0
RES pin is used. This
and V
SS
____
RES pin, or by
.)
Rev.1.0