S1D15715 Epson Electronics America, Inc., S1D15715 Datasheet - Page 5

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

1. DESCRIPTION....................................................................................................................................1
2. FEATURES .........................................................................................................................................1
3. BLOCK DIAGRAM (S1D15715 1/17 Duty)........................................................................................2
4. PIN ASSIGNMENT .............................................................................................................................3
5. PIN DESCRIPTION...........................................................................................................................10
6. FUNCTIONAL DESCRIPTION .........................................................................................................13
7. COMMAND DESCRIPTION .............................................................................................................31
Rev.1.0
4.1 Chip Specification.......................................................................................................................3
4.2 Alignment marks.........................................................................................................................3
5.1 Power supply pins ....................................................................................................................10
5.2 LCD power supply circuit pins ..................................................................................................10
5.3 System bus connection pins.....................................................................................................11
5.4 LCD driver pins.........................................................................................................................12
5.5 Test pins....................................................................................................................................12
6.1 MPU interface...........................................................................................................................13
6.2 DDRAM.....................................................................................................................................16
6.3 Oscillation circuit.......................................................................................................................18
6.4 Display Timing Generator Circuit .............................................................................................19
6.5 LCD Driver Circuits...................................................................................................................20
6.6 Power supply circuit..................................................................................................................22
6.7 Reset circuit..............................................................................................................................30
7.1 Display ON/OFF .......................................................................................................................31
7.2 Display normal/reverse.............................................................................................................31
7.3 Display all points ON/OFF........................................................................................................31
7.4 Page address set......................................................................................................................32
7.5 Column address set..................................................................................................................32
7.6 Display start line address set ...................................................................................................33
7.7 ADC select (Segment driver direction select) ..........................................................................33
7.8 Common output status select...................................................................................................33
7.9 Display data read......................................................................................................................33
6.1.1
6.1.2
6.1.3
6.1.4
6.1.5
6.2.1
6.2.2
6.2.3
6.2.4
6.2.5
6.6.1
6.6.2
6.6.3
6.6.4
6.6.5
Interface type selection...............................................................................................13
Parallel interface.........................................................................................................13
Serial interface............................................................................................................14
Chip select ..................................................................................................................14
Access to DDRAM and internal registers...................................................................15
DDRAM.......................................................................................................................16
Page address circuit ...................................................................................................16
Column address circuit ...............................................................................................16
Line address circuit.....................................................................................................18
Display data latch circuit.............................................................................................18
Booster circuit .............................................................................................................22
Voltage regulator circuit ..............................................................................................23
Liquid crystal voltage generator circuit.......................................................................27
On-chip power supply turn OFF command sequence ...............................................27
Sample circuits ...........................................................................................................28
CONTENTS
EPSON
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