Contents
Contents
1
2
3
4
General Description ......................................................................................1
Feature ...........................................................................................................1
Applications...................................................................................................2
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
6
Functional Block Diagram ............................................................................9
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
Product Specification (V0.4) 08.15.2005
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ELAN [ ELAN MICROELECTRONICS CORP ]
