MC81F4x32
8.2 Read Timing................................................................................................................................48
9. MEMORY ORGANIZATION..............................................................................................................49
9.1 Registers.....................................................................................................................................49
9.2 Program Memory........................................................................................................................52
9.3 Data Memory ..............................................................................................................................55
9.4 User Memory ..............................................................................................................................55
9.5 Stack Area ..................................................................................................................................56
9.6 Control Registers ( SFR ) ...........................................................................................................56
9.7 Addressing modes......................................................................................................................61
10. I/O PORTS......................................................................................................................................68
10.1 R0 Port Registers .....................................................................................................................70
10.2 R1 Port Registers .....................................................................................................................74
10.3 R2 Port Registers .....................................................................................................................78
10.4 R3 Port Registers .....................................................................................................................81
10.5 R4 Port Registers .....................................................................................................................83
10.6 R5 Port......................................................................................................................................85
11. INTERRUTP CONTROLLER..........................................................................................................86
11.1 Registers...................................................................................................................................87
11.2 Interrupt Sequence ...................................................................................................................92
11.3 BRK Interrupt ............................................................................................................................94
11.4 Shared Interrupt Vector ............................................................................................................94
11.5 Multi Interrupt............................................................................................................................95
11.6 Interrupt Vector & Priority Table ...............................................................................................96
12. EXTERNAL INTERRUPTS.............................................................................................................97
12.1 Registers...................................................................................................................................97
12.2 Procedure ...............................................................................................................................100
13. CLOCK GENERATOR..................................................................................................................101
13.1 Registers.................................................................................................................................102
14. OSCILLATION CIRCUITS ............................................................................................................103
14.1 Main Oscillation Circuits .........................................................................................................103
14.2 Sub Oscillation Circuits...........................................................................................................104
14.3 PCB Layout.............................................................................................................................105
15. BASIC INTERVAL TIMER.............................................................................................................106
15.1 Registers.................................................................................................................................107
16. WATCH DOG TIMER....................................................................................................................108
16.1 Registers.................................................................................................................................109
17. WATCH TIMER.............................................................................................................................110
17.1 Registers.................................................................................................................................111
18. Timer 0/1.......................................................................................................................................112
18.1 Registers.................................................................................................................................112
18.2 Timer 0 8-Bit Mode .................................................................................................................116
18.3 Timer 1 8-Bit Mode .................................................................................................................119
18.4 Timer 0 16-BIT Mode..............................................................................................................121
19. Timer 2/3.......................................................................................................................................124
19.1 Registers.................................................................................................................................124
19.2 Timer 2 8-Bit Mode .................................................................................................................129
19.3 Timer 3 8-Bit Mode .................................................................................................................131
19.4 Timer 2 16-Bit Mode ...............................................................................................................133
6
October 19, 2009 Ver.1.35
FINECHIPS [ FINECHIPS ]
