Document Outline
- OVERVIEW
- FEATURES
- BLOCK DIAGRAM
- PINOUTS
- PIN DESCRIPTION
- SPECIFICATIONS
- PACKAGE DIMENSIONS
- INSTRUCTION SET
- DISPLAY CONTROL FUNCTIONS
- CHARACTER GENERATOR
- MICROPROCESSOR INTERFACE
- DISPLAY MEMORY INTERFACE
- OSCILLATOR CIRCUIT
- STATUS FLAG
- RESET
- APPLICATION NOTES
- INTERNAL CHARACTER GENERATOR FONT
- GLOSSARY OF TERMS
- Schaltplan
SED 1335 Series
LCD Controller ICs
Technical Manual
MF1167-01
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other approval from another government agency.
V In this manual, Zilog's Z80-CPU or its equivalent shall be called Z80, Intel's 8085A or its equivalent shall
be called 8085 and Motorola's MC6809 and MC6802 or their equivalents shall be called 6809 and 6802,
respectively.
® stands for registered trade mark.
All other product names mentioned herein are trademarks and/or registered trademarks of their respec-
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© Seiko Epson Corporation 1999 All rights reserved.
CONTENTS
SED1335 Series
EPSON
i
Technical Manual
CONTENTS
1.
OVERVIEW ................................................................................................................................................................. 1
2.
FEATURES ................................................................................................................................................................. 1
3.
BLOCK DIAGRAM ....................................................................................................................................................... 2
4.
PINOUTS ..................................................................................................................................................................... 3
5.
PIN DESCRIPTION ..................................................................................................................................................... 4
5.1.
SED1335F
0A/0B
Pin Summary ........................................................................................................................... 4
5.2.
Pin Functions ..................................................................................................................................................... 5
5.2.1. Power supply ......................................................................................................................................... 5
5.2.2. Oscillator ................................................................................................................................................ 5
5.2.3. Microprocessor interface ........................................................................................................................ 5
5.2.4. Display memory control ......................................................................................................................... 6
5.2.5. LCD drive signals ................................................................................................................................... 7
6.
SPECIFICATIONS ....................................................................................................................................................... 7
6.1.
Absolute Maximum Ratings ............................................................................................................................... 7
6.2.
SED1335 ............................................................................................................................................................ 8
6.3.
SED1335F Timing Diagrams ........................................................................................................................... 10
6.3.1. 8080 family interface timing ................................................................................................................. 10
6.3.2. 6800 family interface timing ................................................................................................................. 11
6.3.3. Display memory read timing ................................................................................................................ 12
6.3.4. Display memory write timing ................................................................................................................ 13
6.3.5. SLEEP IN command timing ................................................................................................................. 15
6.3.6. External oscillator signal timing ............................................................................................................ 16
6.3.7. LCD output timing ................................................................................................................................ 17
7.
PACKAGE DIMENSIONS ......................................................................................................................................... 19
7.1.
SED1335F
0A ..........................................................................................................................................................................................
19
7.2.
SED1335F
0B ..........................................................................................................................................................................................
19
8.
INSTRUCTION SET .................................................................................................................................................. 20
8.1.
The Command Set ........................................................................................................................................... 20
8.2.
System Control Commands ............................................................................................................................. 21
8.2.1. SYSTEM SET ...................................................................................................................................... 21
8.2.1.1. C ........................................................................................................................................... 21
8.2.1.2. M0 ......................................................................................................................................... 21
8.2.1.3. M1 ......................................................................................................................................... 21
8.2.1.4. M2 ......................................................................................................................................... 22
8.2.1.5. W/S ....................................................................................................................................... 22
8.2.1.6. IV .......................................................................................................................................... 23
8.2.1.7. FX ......................................................................................................................................... 24
8.2.1.8. WF ........................................................................................................................................ 25
8.2.1.9. FY ......................................................................................................................................... 25
8.2.1.10. C/R ....................................................................................................................................... 25
8.2.1.11. TC/R ..................................................................................................................................... 26
8.2.1.12. L/F ........................................................................................................................................ 26
8.2.1.13. AP ......................................................................................................................................... 27
8.2.2. SLEEP IN ............................................................................................................................................. 27
8.3.
Display Control Commands ............................................................................................................................. 28
8.3.1. DISP ON/OFF ...................................................................................................................................... 28
8.3.1.1. D ........................................................................................................................................... 28
8.3.1.2. FC ......................................................................................................................................... 28
8.3.1.3. FP ......................................................................................................................................... 28
8.3.2. SCROLL ............................................................................................................................................... 29
8.3.2.1. C ........................................................................................................................................... 29
8.3.2.2. SL1, SL2 ............................................................................................................................... 30
CONTENTS
ii
EPSON
SED1335 Series
Technical Manual
8.3.3. CSRFORM ........................................................................................................................................... 34
8.3.3.1. CRX ...................................................................................................................................... 34
8.3.3.2. CRY ...................................................................................................................................... 34
8.3.3.3. CM ........................................................................................................................................ 34
8.3.4. CSRDIR ............................................................................................................................................... 34
8.3.5. OVLAY ................................................................................................................................................. 35
8.3.5.1. MX0, MX1 ............................................................................................................................. 35
8.3.5.2. DM1, DM2 ............................................................................................................................ 36
8.3.5.3. OV ........................................................................................................................................ 36
8.3.6. CGRAM ADR ....................................................................................................................................... 36
8.3.7. HDOT SCR .......................................................................................................................................... 37
8.3.7.1. D0 to D2 ............................................................................................................................... 37
8.4.
Drawing Control Commands ............................................................................................................................ 37
8.4.1. CSRW .................................................................................................................................................. 37
8.4.2. CSRR ................................................................................................................................................... 38
8.5.
Memory Control Commands ............................................................................................................................ 38
8.5.1. MWRITE .............................................................................................................................................. 38
8.5.2
MREAD ................................................................................................................................................ 39
9.
DISPLAY CONTROL FUNCTIONS ........................................................................................................................... 40
9.1.
Character Configuration ................................................................................................................................... 40
9.2.
Screen Configuration ....................................................................................................................................... 42
9.2.1. Screen configuration ............................................................................................................................ 42
9.2.2. Display address scanning .................................................................................................................... 42
9.2.3. Display scan timing .............................................................................................................................. 45
9.3.
Cursor Control .................................................................................................................................................. 46
9.3.1. Cursor register function ........................................................................................................................ 46
9.3.2. Cursor movement ................................................................................................................................ 46
9.3.3. Cursor display layers ........................................................................................................................... 46
9.4.
Memory to Display Relationship ...................................................................................................................... 48
9.5.
Scrolling ........................................................................................................................................................... 51
9.5.1. On-page scrolling ................................................................................................................................. 51
9.5.2. Inter-page scrolling .............................................................................................................................. 51
9.5.3. Horizontal scrolling ............................................................................................................................... 52
9.5.4. Bidirectional scrolling ........................................................................................................................... 53
9.5.5. Scroll units ........................................................................................................................................... 53
10. CHARACTER GENERATOR .................................................................................................................................... 54
10.1. CG Characteristics ........................................................................................................................................... 54
10.1.1. Internal character generator ................................................................................................................. 54
10.1.2. External character generator ROM ...................................................................................................... 54
10.1.3. Character generator RAM .................................................................................................................... 54
10.2. CG Memory Allocation ..................................................................................................................................... 55
10.3. Setting the Character Generator Address ........................................................................................................ 56
10.3.1. M1 = 1 .................................................................................................................................................. 56
10.3.2. CG RAM addressing example ............................................................................................................. 57
10.4. Character Codes .............................................................................................................................................. 58
11. MICROPROCESSOR INTERFACE .......................................................................................................................... 59
11.1. System Bus Interface ....................................................................................................................................... 59
11.1.1. 8080 series .......................................................................................................................................... 59
11.1.2. 6800 series .......................................................................................................................................... 59
11.2. Microprocessor Synchronization ...................................................................................................................... 59
11.2.1. Display status indication output ........................................................................................................... 59
11.2.2. Internal register access ........................................................................................................................ 59
11.2.3. Display memory access ....................................................................................................................... 59
11.3. Interface Examples .......................................................................................................................................... 61
11.3.1. Z80 to SED1335 series interface ......................................................................................................... 61
11.3.2. 6802 to SED1335 series interface ....................................................................................................... 61
CONTENTS
SED1335 Series
EPSON
iii
Technical Manual
12. DISPLAY MEMORY INTERFACE ............................................................................................................................. 62
12.1. Static RAM ....................................................................................................................................................... 62
12.2. Supply Current during Display Memory Access ............................................................................................... 63
13. OSCILLATOR CIRCUIT ............................................................................................................................................ 63
14. STATUS FLAG .......................................................................................................................................................... 63
15. RESET ....................................................................................................................................................................... 65
16. APPLICATION NOTES ............................................................................................................................................. 65
16.1. Initialization Parameters ................................................................................................................................... 65
16.1.1. SYSTEM SET instruction and parameters ........................................................................................... 65
16.1.2. Initialization example ............................................................................................................................ 66
16.1.3. Display mode setting example 1: combining text and graphics .......................................................... 72
16.1.4. Display mode setting example 2: combining graphics and graphics .................................................. 73
16.1.5. Display mode setting example 3: combining three graphics layers .................................................... 75
16.2. System Overview ............................................................................................................................................. 76
16.3 System Interconnection ................................................................................................................................... 77
16.3.1. SED1335F ........................................................................................................................................... 77
16.4. Smooth Horizontal Scrolling ............................................................................................................................. 79
16.5. Layered Display Attributes ............................................................................................................................... 80
16.5.1. Inverse display ..................................................................................................................................... 80
16.5.2. Half-tone display .................................................................................................................................. 80
16.5.2.1. Menu pad display ................................................................................................................. 80
16.5.2.2. Graph display ....................................................................................................................... 81
16.5.3. Flashing areas ..................................................................................................................................... 81
16.5.3.1. Small area ............................................................................................................................ 81
16.5.3.2. Large area ............................................................................................................................ 81
16.6. 16
×
16-dot Graphic Display ............................................................................................................................. 81
16.6.1. Command usage .................................................................................................................................. 81
16.6.2. Kanji character display ......................................................................................................................... 81
17. INTERNAL CHARACTER GENERATOR FONT ....................................................................................................... 84
18. GLOSSARY OF TERMS ........................................................................................................................................... 85
Request for Information on SED1335 Series ................................................................................................................... 86
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