M37281EKSP Datasheet, PDF (2/172 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

M37281MAH–XXXSP,M37281MFH–XXXSP,M37281MKH–XXXSP, M37281EKSP
TABLE OF CONTENTS
1. DESCRIPTION .......................................................................... 1
2. FEATURES ................................................................................ 1
3. APPLICATION ........................................................................... 1
4. PIN CONFIGURATION .............................................................. 3
5. FUNCTIONAL BLOCK DIAGRAM ............................................. 4
6. PERFORMANCE OVERVIEW .................................................. 5
7. PIN DESCRIPTION ................................................................... 7
8. FUNCTIONAL DESCRIPTION ................................................ 11
8.1 CENTRAL PROCESSING UNIT (CPU) ............................. 11
8.2 MEMORY .......................................................................... 12
8.3 INTERRUPTS .................................................................... 21
8.4 TIMERS ............................................................................. 26
8.5 SERIAL I/O ........................................................................ 30
8.6 MULTI-MASTER I2C-BUS INTERFACE ........................... 33
8.7 PWM OUTPUT CIRCUIT .................................................. 46
8.8 A-D CONVERTER ............................................................. 50
8.9 ROM CORRECTION FUNCTION ..................................... 54
8.10 DATA SLICER .................................................................. 55
8.11 OSD FUNCTIONS ........................................................... 66
8.11.1 Triple Layer OSD ................................................... 71
8.11.2 Display Position ..................................................... 74
8.11.3 Dot Size ................................................................. 78
8.11.4 Clock for OSD ....................................................... 79
8.11.5 Field Determination Display .................................. 81
8.11.6 Memory for OSD ................................................... 83
8.11.7 Character Color ..................................................... 91
8.11.8 Character Background Color ................................. 91
8.11.9 OUT1, OUT2 Signals ............................................ 95
8.11.10 Attribute ............................................................... 96
8.11.11 Automatic Solid Space Function ........................ 101
8.11.12 Multiline Display ................................................ 102
8.11.13 SPRITE OSD Function ...................................... 103
8.11.14 Window Function ............................................... 107
8.11.15 Blank Function ................................................. 108
8.11.16 Raster Coloring Function .................................. 113
8.11.17 Scan Mode ........................................................ 115
8.11.18 OSD Output Pin Control .................................... 116
8.12. SOFTWARE RUNAWAY DETECT FUNC-TION .......... 117
8.13. RESET CIRCUIT .......................................................... 118
8.14 CLOCK GENERATING CIRCUIT .................................. 119
8.15. DISPLAY OSCILLATION CIRCUIT ............................... 122
8.16. AUTO-CLEAR CIRCUIT ............................................... 122
8.17. ADDRESSING MODE .................................................. 122
8.18. MACHINE INSTRUCTIONS ......................................... 122
9. PROGRAMMING NOTES ...................................................... 122
10. ABSOLUTE MAXIMUM RATINGS ....................................... 123
11. RECOMMENDED OPERATING CONDITIONS ................... 123
12. ELECTRIC CHARACTERISTICS ........................................ 124
13. ANALOG R, G, B OUTPUT CHARACTERISTICS ............... 126
14. A-D CONVERTER CHARACTERISTICS ............................. 126
15. MULTI-MASTER I2C-BUS BUS LINE CHARACTERISTICS ......... 127
16. PROM PROGRAMMING METHOD ..................................... 128
17. DATA REQUIRED FOR MASK ORDERS ............................ 129
18. APPENDIX ........................................................................... 130
19. PACKAGE OUTLINE ........................................................... 170
Rev.1.01 2003.07.16 page 2 of 170