Table of Contents
TABLE OF CONTENTS
SED1560 Series
1.0 Overview
................................................................................................................................................... 5
1.1 Description .................................................................................................................................... 7
1.2 Features ........................................................................................................................................ 7
1.3 System Block Diagrams ................................................................................................................ 7
1.4 Block Diagram ............................................................................................................................... 9
2.0 Pin Description
....................................................................................................................................... 11
2.1 Power Supply .............................................................................................................................. 13
2.2 LCD Driver Power Supplies ......................................................................................................... 13
2.3 Microprocessor Interface ............................................................................................................. 14
2.4 Oscillator and Display Timing Control ......................................................................................... 15
2.5 LCD Driver Outputs ..................................................................................................................... 16
3.0 Electrical Characteristics
...................................................................................................................... 17
3.1 Absolute Maximum Ratings ......................................................................................................... 19
3.2 DC Characteristics ...................................................................................................................... 20
3.3 AC Characteristics........................................................................................................................ 24
3.3.1 Reset ............................................................................................................................ 24
3.4 Display Control Timing ................................................................................................................ 25
3.5 System Buses: Read/Write Characteristics I (80-Series MPU) ................................................... 27
3.6 System Buses: Read/Write Characteristics II (68-Series MPU) .................................................. 28
3.7 Serial Interface ............................................................................................................................ 30
4.0 Functional Description
.......................................................................................................................... 33
4.1 Microprocessor Interface ............................................................................................................. 35
4.1.1 Parallel/Serial Interface ................................................................................................ 35
4.1.2 Parallel Interface ........................................................................................................... 35
4.1.3 Serial Interface ............................................................................................................. 35
4.1.4 Chip Select Inputs ........................................................................................................ 36
4.2 Data Transfer .............................................................................................................................. 36
4.3 Status Flag .................................................................................................................................. 38
4.4 Display Data RAM ....................................................................................................................... 38
4.5 Column Address Counter ............................................................................................................ 38
4.6 Page Address Register ............................................................................................................... 38
4.7 Initial Display Line Register ......................................................................................................... 40
4.8 Output Selection Circuit............................................................................................................... 40
4.9 SED1560 Output Status .............................................................................................................. 42
4.10 SED1561 Output Status ............................................................................................................ 42
4.11 SED1562 Output Status ............................................................................................................ 43
4.12 Display Timers ........................................................................................................................... 43
4.12.1 Line Counter and Display Data Latch Timing ............................................................. 43
4.12.2 FR and SYNC ............................................................................................................. 43
4.12.3 Common Timing Signals ............................................................................................ 43
4.13 Two-frame AC Driver Waveform (SED1561, 1/32 duty) ............................................................ 44
4.14 n Line Inverse Driver Waveform (n-5, line inverse register 4) .................................................. 45
4.15 Display Data Latch .................................................................................................................... 46
174-3.0
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S-MOS Systems, Inc. • 150 River Oaks Parkway • San Jose, CA 95134 • Tel: (408) 922-0200 • Fax: (408) 922-0238
SED1560 Series
4.16
4.17
4.18
4.19
4.20
4.21
4.22
4.23
4.24
4.25
4.26
4.27
Table of Contents
LCD Driver ................................................................................................................................. 46
Display Data Latch Circuit ......................................................................................................... 46
LCD Driver Circuit ..................................................................................................................... 46
Oscillator Circuit ........................................................................................................................ 46
FR Control Circuit ...................................................................................................................... 46
Power Supply Circuit ................................................................................................................. 48
Tripler Boosting Circuit .............................................................................................................. 48
Voltage Regulation Circuit (Software Contrast Adjustment Function is Not Used) ................... 49
Voltage Regulation Circuit Using Software Contrast Adjustment Control Function .................. 50
Precautions on Using the SED1560 Series Software Contrast Adjustment Control Function .. 51
Liquid Crystal Voltage Generating Circuit ................................................................................. 54
Reset ......................................................................................................................................... 56
5.0 Commands
.............................................................................................................................................. 57
5.1 Command Summary .................................................................................................................. 59
5.2 Command Definitions ................................................................................................................. 60
5.3 Software Contrast Control Register............................................................................................. 67
5.4 Microprocessor Interface ............................................................................................................. 69
5.5 LCD Panel Interface Examples ................................................................................................... 70
5.6 Special Common Driver Configurations ...................................................................................... 72
6.0 Packaging
............................................................................................................................................... 73
6.1 Pad Layout .................................................................................................................................. 75
6.2 SED1560/1/2 TAB Pin Layout ..................................................................................................... 77
6.3 TCP Dimensions (2-sided) .......................................................................................................... 78
6.4 TCP Dimensions (4-sided) .......................................................................................................... 79
6.5 TCP Dimensions (D1561TOC) .................................................................................................... 80
6.6 Pad Profile ................................................................................................................................... 81
6.7 BGA Package Dimensions .......................................................................................................... 82
6.8 BGA Pin Assignment ................................................................................................................... 83
6.9 SED1560TQA OL Dimensions .................................................................................................... 84
4
S-MOS Systems, Inc. • 150 River Oaks Parkway • San Jose, CA 95134 • Tel: (408) 922-0200 • Fax: (408) 922-0238
174-3.0
Power technology
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