MC81F4216 Datasheet, PDF (7/200 Pages) Finechips – ABOV SEMICONDUCTOR 8-BIT SINGLE-CHIP MICROCONTROLLERS

MC81F4x16
7.17 Sub Oscillation Stabilization Time ............................................................................................ 45
7.18 Operating Voltage Range ......................................................................................................... 46
7.19 Typical Characteristics.............................................................................................................. 47
8. ROM OPTION ................................................................................................................................... 51
8.1 Rom Option................................................................................................................................. 51
8.2 Read Timing................................................................................................................................ 52
9. MEMORY ORGANIZATION.............................................................................................................. 53
9.1 Registers..................................................................................................................................... 53
9.2 Program Memory ........................................................................................................................ 56
9.3 Data Memory .............................................................................................................................. 59
9.4 User Memory .............................................................................................................................. 59
9.5 Stack Area .................................................................................................................................. 60
9.6 Control Registers ( SFR ) ........................................................................................................... 60
9.7 Addressing modes ...................................................................................................................... 65
10. I/O PORTS ...................................................................................................................................... 72
10.1 R0 Port Registers ..................................................................................................................... 74
10.2 R1 Port Registers ..................................................................................................................... 78
10.3 R2 Port Registers ..................................................................................................................... 82
10.4 R3 Port Registers ..................................................................................................................... 85
10.5 R4 Port Registers ..................................................................................................................... 87
10.6 R5 Port ...................................................................................................................................... 89
11. INTERRUTP CONTROLLER .......................................................................................................... 90
11.1 Registers................................................................................................................................... 91
11.2 Interrupt Sequence ................................................................................................................... 96
11.3 BRK Interrupt ............................................................................................................................ 98
11.4 Shared Interrupt Vector ............................................................................................................ 98
11.5 Multi Interrupt ............................................................................................................................ 99
11.6 Interrupt Vector & Priority Table ............................................................................................. 100
12. EXTERNAL INTERRUPTS ........................................................................................................... 101
12.1 Registers................................................................................................................................. 101
12.2 Procedure ............................................................................................................................... 104
13. CLOCK GENERATOR .................................................................................................................. 105
13.1 Registers................................................................................................................................. 106
14. OSCILLATION CIRCUITS ............................................................................................................ 107
14.1 Main Oscillation Circuits ......................................................................................................... 107
14.2 Sub Oscillation Circuits ........................................................................................................... 108
14.3 PCB Layout............................................................................................................................. 109
15. BASIC INTERVAL TIMER............................................................................................................. 110
15.1 Registers................................................................................................................................. 111
16. WATCH DOG TIMER.................................................................................................................... 112
16.1 Registers................................................................................................................................. 113
17. WATCH TIMER............................................................................................................................. 114
17.1 Registers................................................................................................................................. 115
18. Timer 0/1 ....................................................................................................................................... 116
18.1 Registers................................................................................................................................. 116
18.2 Timer 0 8-Bit Mode ................................................................................................................. 120
18.3 Timer 1 8-Bit Mode ................................................................................................................. 122
18.4 Timer 0 16-BIT Mode.............................................................................................................. 124
October 19, 2009 Ver.1.35
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