HD64F3642AHV Datasheet, PDF (14/551 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

2.7.4 Exception-Handling State .................................................................................... 48
2.8 Memory Map..................................................................................................................... 49
2.9 Application Notes ............................................................................................................. 50
2.9.1 Notes on Data Access .......................................................................................... 50
2.9.2 Notes on Bit Manipulation ................................................................................... 52
2.9.3 Notes on Use of the EEPMOV Instruction .......................................................... 58
Section 3 Exception Handling ......................................................................................... 59
3.1 Overview........................................................................................................................... 59
3.2 Reset 59
3.2.1 Overview.............................................................................................................. 59
3.2.2 Reset Sequence .................................................................................................... 59
3.2.3 Interrupt Immediately after Reset......................................................................... 61
3.3 Interrupts ........................................................................................................................... 61
3.3.1 Overview.............................................................................................................. 61
3.3.2 Interrupt Control Registers................................................................................... 63
3.3.3 External Interrupts................................................................................................ 71
3.3.4 Internal Interrupts................................................................................................. 72
3.3.5 Interrupt Operations ............................................................................................. 72
3.3.6 Interrupt Response Time ...................................................................................... 77
3.4 Application Notes ............................................................................................................. 78
3.4.1 Notes on Stack Area Use...................................................................................... 78
3.4.2 Notes on Rewriting Port Mode Registers............................................................. 79
Section 4 Clock Pulse Generators................................................................................... 81
4.1 Overview........................................................................................................................... 81
4.1.1 Block Diagram ..................................................................................................... 81
4.1.2 System Clock and Subclock ................................................................................. 81
4.2 System Clock Generator.................................................................................................... 82
4.3 Subclock Generator........................................................................................................... 84
4.4 Prescalers .......................................................................................................................... 85
4.5 Note on Oscillators............................................................................................................ 86
Section 5 Power-Down Modes ........................................................................................ 87
5.1 Overview........................................................................................................................... 87
5.1.1 System Control Registers ..................................................................................... 90
5.2 Sleep Mode ....................................................................................................................... 94
5.2.1 Transition to Sleep Mode..................................................................................... 94
5.2.2 Clearing Sleep Mode............................................................................................ 94
5.2.3 Clock Frequency in Sleep (Medium-Speed) Mode .............................................. 95
5.3 Standby Mode ................................................................................................................... 95
Rev. 6.00 Sep 12, 2006 page xii of xx