4.1 Performance overview .......................................................................................................... 4-2
4.2 Pin configuration ................................................................................................................... 4-4
4.3 Pin description ...................................................................................................................... 4-6
4.5 Functional description ......................................................................................................... 4-9
4.5.1 Access area .................................................................................................................. 4-10
4.5.2 Memory assignment ..................................................................................................... 4-11
4.5.3 Input/Output pins ......................................................................................................... 4-14
4.5.4 Interrupts ....................................................................................................................... 4-15
4.5.5 D-A converter ............................................................................................................... 4-17
4.5.6 CRT Display function .................................................................................................. 4-19
5.1.1 Specifications ................................................................................................................. 5-2
5.1.2 Connection example ...................................................................................................... 5-2
5.1.3 General flowchart ........................................................................................................... 5-3
5.1.4 Set of display character data ....................................................................................... 5-6
5.1.5 Line counter.................................................................................................................... 5-7
5.1.6 Processing time ............................................................................................................. 5-8
5.3.1 Connection example .................................................................................................... 5-15
5.3.2 Correction example ...................................................................................................... 5-15
2
PROM map ............................................................................................................... 5-17
5.3.4 General flowchart ......................................................................................................... 5-19
5.3.5 Notes on use ................................................................................................................ 5-20
5.4.1 Specifications ............................................................................................................... 5-21
5.4.2 Connection example .................................................................................................... 5-21
2
PROM functions ....................................................................................................... 5-22
5.4.4 General flowchart ......................................................................................................... 5-23
5.5.1 Specifications ............................................................................................................... 5-26
5.5.2 Connection example .................................................................................................... 5-26
5.5.4 General flowchart ......................................................................................................... 5-28
5.5.7 Register map ................................................................................................................ 5-39
2
C-BUS interface control (M37221Mx-XXXSP/FP) .................................. 5-21
2
C-BUS control by software (M37220M3-XXXSP/FP) ............................ 5-26
7220 Group User's Manual
Table of contents
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