2
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
M37272M6H/M8H/MAH/MFH–XXXSP/FP
M37272E8SP/FP, M37272EFSP/FP
MITSUBISHI MICROCOMPUTERS
Rev 1.0
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 ...........................................................18
8.4 TIMERS.....................................................................23
8.5 SERIAL I/O ................................................................26
8.6 MULTI-MASTER I2C-BUS INTERFACE ...................29
8.7 PWM OUTPUT FUNCTION ......................................42
8.8 A-D COMPARATOR ..................................................46
8.9 ROM CORRECTION FUNCTION .............................48
8.10 DATA SLICER .........................................................49
8.11 OSD FUNCTIONS ...................................................60
8.11.1 Display Position .......................................65
8.11.2 Dot Size ...................................................69
8.11.3 Clock for OSD ..........................................70
8.11.4 Field Determination Display .....................71
8.11.5 Memory for OSD ......................................73
8.11.6 Character color ........................................77
8.11.7 Character background color ....................77
8.11.8 OUT1, OUT2 signals ...............................78
8.11.9 Attribute....................................................79
8.11.10 Multiline Display .....................................84
8.11.11 Automatic Solid Space Function ............85
8.11.12 Window Function ...................................86
8.11.13 OSD Output Pin Control ........................88
8.11.14 Raster Coloring Function .......................89
8.12 SOFTWARE RUNAWAY DETECT FUNCTION ......91
8.13. RESET CIRCUIT ....................................................92
8.14 CLOCK GENERATING CIRCUIT ............................93
8.15 DISPLAY OSCILLATION CIRCUIT .........................96
8.16 AUTO-CLEAR CIRCUIT..........................................96
8.17 ADDRESSING MODE .............................................96
8.18 MACHINE INSTRUCTIONS....................................96
9. PROGRAMMING NOTES........................................................96
10. ABSOLUTE MAXIMUM RATINGS .........................................97
11. RECOMMENDED OPERATING CONDITIONS .....................97
12. ELECTRIC CHARACTERISTICS ..........................................98
13. A-D CONVERTER CHARACTERISTICS.............................100
14.
MULTI-MASTER I2C-BUS BUS LINE CHARACTERISTICS .........
100
15. PROM PROGRAMMING METHOD.....................................101
16. DATA REQUIRED FOR MASK ORDERS ............................102
17.
ONE TIME PROM VERSION M37272E8SP/FP, M37272EFSP/FP MARKING ......
103
18. APPENDIX ..........................................................................104
19. PACKAGE OUTLINE ...........................................................129