EM65571AGH EMC [ELAN Microelectronics Corp], EM65571AGH Datasheet - Page 4

• Manufacturer Part Number: EM65571AGH
• Description: 130COM / 128SEG 65K Color STN LCD Driver
• Manufacturer: EMC [ELAN Microelectronics Corp]

Contents
iv •
8
7.17 Signal Generation to Display Line Counter and Display Data Latching Circuit ...49
7.18 Generation of the Alternated Signal and the Synchronous Signal ....................49
7.19 Display Data Latching Circuit............................................................................49
7.20 Output Timing of the LCD Driver.......................................................................50
7.21 LCD Driver Circuit .............................................................................................50
7.22 Oscillator Circuit................................................................................................51
7.23 Power Supply Circuit.........................................................................................51
7.24 Booster Circuit ..................................................................................................52
7.25 Electronic Volume .............................................................................................53
7.26 Voltage Regulator .............................................................................................53
7.27 Voltage Generator Circuit..................................................................................53
7.28 EEPROM Function............................................................................................56
7.29 Partial Display Function ....................................................................................59
7.30 Discharge Circuit...............................................................................................60
7.31 Initialization .......................................................................................................60
7.32 Precautionary Measures during Power ON and Power OFF ............................62
7.33 Example of Register Setting .............................................................................63
Control Register ...................................................................................................... 65
8.1
8.2
Control Register ................................................................................................65
Control Register Functions ...............................................................................68
7.32.1 When Using an External Power Supply ............................................................62
7.32.2 When Using a Built-in Power Supply ................................................................62
7.32.3 Power Supply Rising Time ................................................................................62
7.33.1 Initialization........................................................................................................63
7.33.2 Display Data ......................................................................................................64
7.33.3 Power OFF ........................................................................................................64
8.2.1
8.2.2
8.2.3
8.2.4
8.2.5
8.2.6
8.2.6
8.2.7
8.2.8
8.2.9
8.2.10 Bias Setting Register (B)...................................................................................77
8.2.11 Register Access Control....................................................................................77
8.2.13 Gradation Palette Register (PA0~PA7, PB0~PB7, PC0~PC7) .........................77
8.2.14 Display Start Common.......................................................................................87
8.2.15 Temperature Compensation Set .......................................................................87
8.2.16 Display Select Control .......................................................................................88
8.2.17 Data Bus Size Select.........................................................................................89
X-address Register (AX) ...................................................................................69
Y-Address Register (AY) ...................................................................................69
Display Start Address Register (LA)..................................................................69
n-line Alternate Register (N)..............................................................................70
Display Control (1) Register ..............................................................................71
Display Control (2) Register ..............................................................................71
Increment Control Register Set.........................................................................73
Power Control Register .....................................................................................75
LCD Duty (DS) ..................................................................................................76
Booster Setup (VU) ...........................................................................................76
Product Specification (V1.0) 08.04.2005