EM65101
128COM/160SEG
16 Gray Scale Level
LCD Driver
Product
Specification
D
OC
. V
ERSION
0.4
ELAN MICROELECTRONICS CORP.
August 2005
Trademark Acknowledgments:
IBM is a registered trademark and PS/2 is a trademark of IBM.
Windows is a trademark of Microsoft Corporation.
ELAN and ELAN logo
are trademarks of ELAN Microelectronics Corporation.
Copyright
2005 by ELAN Microelectronics Corporation
All Rights Reserved
Printed in Taiwan
The contents of this specification are subject to change without further notice. ELAN Microelectronics assumes
no responsibility concerning the accuracy, adequacy, or completeness of this specification. ELAN
Microelectronics makes no commitment to update, or to keep current the information and material contained in
this specification. Such information and material may change to conform to each confirmed order.
In no event shall ELAN Microelectronics be made responsible for any claims attributed to errors, omissions, or
other inaccuracies in the information or material contained in this specification. ELAN Microelectronics shall not
be liable for direct, indirect, special incidental, or consequential damages arising from the use of such information
or material.
The software (if any) described in this specification is furnished under a license or nondisclosure agreement, and
may be used or copied only in accordance with the terms of such agreement.
ELAN Microelectronics products are not intended for use in life support appliances, devices, or systems. Use of
ELAN Microelectronics product in such applications is not supported and is prohibited.
NO PART OF THIS SPECIFICATION MAY BE REPRODUCED OR TRANSMITTED IN ANY FORM OR BY
ANY MEANS WITHOUT THE EXPRESSED WRITTEN PERMISSION OF ELAN MICROELECTRONICS.
ELAN MICROELECTRONICS CORPORATION
Headquarters:
No. 12, Innovation Road 1
Hsinchu Science Park
Hsinchu, Taiwan 30077
Tel: +886 3 563-9977
Fax: +886 3 563-9966
http://www.emc.com.tw
Hong Kong:
Elan (HK) Microelectronics
Corporation, Ltd.
Rm. 1005B, 10/F Empire
Centre
68 Mody Road, Tsimshatsui
Kowloon , HONG KONG
Tel: +852 2723-3376
Fax: +852 2723-7780
elanhk@emc.com.hk
USA:
Elan Information Technology
Group
1821 Saratoga Ave., Suite 250
Saratoga, CA 95070
USA
Tel: +1 408 366-8223
Fax: +1 408 366-8220
Europe:
Elan Microelectronics Corp.
(Europe)
Siewerdtstrasse 105
8050 Zurich, SWITZERLAND
Tel: +41 43 299-4060
Fax: +41 43 299-4079
http://www.elan-europe.com
Shenzhen:
Elan Microelectronics
Shenzhen, Ltd.
SSMEC Bldg., 3F, Gaoxin S.
Ave.
Shenzhen Hi-Tech Industrial Park
Shenzhen, Guandong,
CHINA
Tel: +86 755 2601-0565
Fax: +86 755 2601-0500
Shanghai:
Elan Microelectronics
Shanghai Corporation, Ltd.
23/Bldg. #115 Lane 572, Bibo Road
Zhangjiang Hi-Tech Park
Shanghai, CHINA
Tel: +86 021 5080-3866
Fax: +86 021 5080-4600
Contents
Product Specification (V0.4) 08.15.2005
iii
Contents
1 General
Description ......................................................................................1
2 Feature ...........................................................................................................1
3 Applications ...................................................................................................2
4 Pin
Configurations ........................................................................................2
4.1 Alignment
Key .................................................................................................... 2
4.2 Pin
Dimensions .................................................................................................. 3
4.3 Recommended COG ITO Traces Resistor ......................................................... 3
4.3 PAD
Coordinates
Table ...................................................................................... 4
5 Functional
Block Diagram ............................................................................9
6 Pin
Description ............................................................................................ 10
6.1 Power Supply Pins ........................................................................................... 10
6.2 LCD Power Supply Circuit Pins........................................................................ 10
6.3 System Bus Pins .............................................................................................. 11
6.4 LCD Driver Circuit Signals................................................................................ 12
6.5 Oscillating
Circuit
Pins...................................................................................... 12
6.6 EEPROM Power Pins....................................................................................... 12
7 Functional
Description................................................................................ 13
7.1 MPU
Interface .................................................................................................. 13
7.1.1 Reset Pin Description (RESB) ..........................................................................13
7.1.2 Selection
of
Interface Type................................................................................13
7.1.3 Parallel Input .....................................................................................................13
7.1.4 Read/Write Functions of the Register and Display RAM ..................................13
7.1.5 Serial
Interface ..................................................................................................14
7.1.5.1 4-Wire
Serial Interface........................................................................14
7.1.5.2 3-Wire
Serial Interface........................................................................14
7.2 Writing Data to Display RAM and Control Register .......................................... 15
7.2.1 Writing
Data Operation......................................................................................15
7.2.2 Writing
Data
to Display RAM Data ....................................................................16
7.3 Y and X Address Circuits.................................................................................. 16
7.3.1 Y
Address Circuit...............................................................................................16
7.3.2 X
Address Circuit...............................................................................................16
7.3.3 EM65101
Display RAM Mapping ......................................................................18
7.4 Internal Register Read ..................................................................................... 19
7.4.1 Read
Display
RAM Operation ...........................................................................19
7.4.2 Register
Read Operation ..................................................................................19
7.4 Display RAM Access Using Window Function ................................................. 20
7.5 Display RAM Data and LCD............................................................................. 20
Contents
iv
Product Specification (V0.4) 08.15.2005
7.6 Display
Timing
Circuit....................................................................................... 21
7.6.1 Signal Generation for the Display Line Counter and
the Display Data Latching Circuit ......................................................................21
7.6.2 Generation of the Alternate Signal M (Internal) and
the Synchronous Signal FLM (Internal).............................................................21
7.6.3 Display
Data
Latching Circuit ............................................................................21
7.7 LCD Driver Output Timing ................................................................................ 22
7.7.1 LCD
Drive Circuit...............................................................................................22
7.7.2 Oscillator Circuit ................................................................................................22
7.8 Power Supply Circuit ........................................................................................ 23
7.9 Booster
Circuit.................................................................................................. 23
7.10 Electronic Volume............................................................................................. 24
7.11 Voltage Regulator............................................................................................. 25
7.12 Voltage Generation Circuit ............................................................................... 25
7.13 EEPROM Function ........................................................................................... 27
7.13.1 EEPROM Program, Read, and Erase Flow Charts ..........................................28
7.13.2 Vop Calibration Offset Examples ......................................................................30
7.14 Partial Display Function.................................................................................... 33
7.15 Discharge Circuit .............................................................................................. 34
7.16 Scroll Function.................................................................................................. 34
7.17 Initial Values ..................................................................................................... 37
7.18 Safety Measures when Switching Power ON and OFF.................................... 37
7.18.1 When Using the External Power Supply ............................................................37
7.18.2 When Using the Built-in Power Supply ..............................................................38
7.18.3 Power Supply Rising Time .................................................................................38
7.19 Register Setting Examples ............................................................................... 39
7.19.1 Initialization ........................................................................................................39
7.19.2 Display Data.......................................................................................................40
7.19.3 Power OFF.........................................................................................................40
8 Control
Register .......................................................................................... 41
8.1 Control
Registers.............................................................................................. 41
8.1.1 Control
Register (Bank 0)..................................................................................41
8.1.2 Control
Register (Bank 1)..................................................................................42
8.1.3 Control
Register (Bank 2)..................................................................................43
8.2 Functions of the Control Registers ................................................................... 44
8.2.1 X
Address
Register (AX) ...................................................................................44
8.2.2 Y
Address
Register (AY)....................................................................................44
8.2.3 n
Line
Alternated Register (N)...........................................................................45
8.2.4 Display Control Display (1) Register .................................................................46
8.2.5 Display
Control (2) Register ..............................................................................46
8.2.6 Increment
Control Register Set.........................................................................47
8.2.7 Power
Control Register .....................................................................................50
8.2.8 LCD
Duty (DS) ..................................................................................................51
8.2.9 Booster
Setup (VU) ...........................................................................................52
Contents
Product Specification (V0.4) 08.15.2005
v
8.2.10 Bias Setting Register (B)...................................................................................52
8.2.11 Display
Start Common.......................................................................................53
8.2.12 Temperature Compensation Set .......................................................................53
8.2.13 Electronic Volume Register ...............................................................................54
8.2.14 Internal Register Read Address ........................................................................55
8.2.15 Resistance Ratio of the CR Oscillator...............................................................55
8.2.16 Extended Power Control ...................................................................................56
8.2.17 Regulator Multiple Ratio Control .......................................................................56
8.2.18 Line Reverse Start Address...............................................................................57
8.2.19 Line Reverse End Address................................................................................58
8.2.20 Line Reverse Control.........................................................................................58
8.2.21 Window End X Address.....................................................................................59
8.2.22 Window End Y Address.....................................................................................59
8.2.23 EEPROM Mode Select Register .......................................................................60
8.2.24 Vop Calibration Offset Register.........................................................................60
8.2.25 EEPROM Address Select Register ...................................................................61
8.2.26 Scroll Top Address.............................................................................................61
8.2.27 Scroll Bottom Address.......................................................................................62
8.2.28 Scroll Specified Address....................................................................................62
8.2.29 Scroll Start Address ...........................................................................................63
8.2.30 Scroll Mode Select ............................................................................................63
9 Absolute
Maximum Ratings........................................................................ 63
9.1 Recommended Operating Conditions .............................................................. 64
10 DC
Characteristics ...................................................................................... 64
11 AC
Characteristic ........................................................................................ 67
11.1 80-Family MCU Write Timing........................................................................... 67
11.2 80-Family MCU Read Timing .......................................................................... 68
11.3 68-Family MCU Write Timing........................................................................... 69
11.4 68-Family MCU Read Timing .......................................................................... 71
11.5 Serial Interface Timing Diagram ...................................................................... 72
11.6 Clock Input Timing........................................................................................... 73
11.7 Reset Timing ................................................................................................... 74
12 Application
Circuit....................................................................................... 75
13 Tray
Information .......................................................................................... 76
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