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Rev.2.00
Aug 28, 2006
page 3 of 13
7641 Group
REJ09B0336-0200
2.12 Clock generating circuit ................................................................................................... 135
2.12.1 Memory map ................................................................................................................ 135
2.12.2 Related registers ......................................................................................................... 136
2.12.3 Stop mode .................................................................................................................... 139
2.12.4 Wait mode .................................................................................................................... 140
2.12.5 Clock generating circuit application examples ........................................................ 141
CHAPTER 3 APPENDIX
3.1 Electrical characteristics ........................................................................................................ 2
3.1.1 Absolute maximum ratings ............................................................................................... 2
3.1.2 Recommended operating conditions (In Vcc = 5 V) .................................................... 3
3.1.3 Electrical characteristics (In Vcc = 5 V) ........................................................................ 4
3.1.4 Recommended Operating Conditions (In Vcc = 3 V) ................................................ 10
3.1.5 Electrical Characteristics (In Vcc = 3 V) ..................................................................... 11
3.2 Standard characteristics ....................................................................................................... 23
3.2.1 Power source current standard characteristics ........................................................... 23
3.2.2 Port standard characteristics ......................................................................................... 24
3.3 Notes on use ........................................................................................................................... 27
3.3.1 Notes on interrupts ......................................................................................................... 27
3.3.2 Notes on serial I/O ......................................................................................................... 28
3.3.3 Notes on UART ............................................................................................................... 29
3.3.4 Notes on DMAC .............................................................................................................. 31
3.3.5 Notes on USB .................................................................................................................. 32
3.3.6 Notes on frequency synthesizer .................................................................................... 36
3.3.7 Notes on master CPU bus interface ............................................................................ 36
3.3.8 Notes on external devices connection ......................................................................... 36
3.3.9 Notes on timer ................................................................................................................. 38
3.3.10 Notes on Stop mode .................................................................................................... 39
3.3.11 Notes on reset ............................................................................................................... 39
3.3.12 Notes on I/O port .......................................................................................................... 39
3.3.13 Notes on programming ................................................................................................. 40
3.3.14 Termination of unused pins ......................................................................................... 42
3.3.15 Notes on CPU rewrite mode for flash memory version .......................................... 43
3.4 Countermeasures against noise ......................................................................................... 44
3.4.1 Shortest wiring length ..................................................................................................... 44
3.4.2 Connection of bypass capacitor across Vss line and Vcc line ................................ 45
3.4.3 Oscillator concerns .......................................................................................................... 46
3.4.4 Setup for I/O ports .......................................................................................................... 47
3.4.5 Providing of watchdog timer function by software ..................................................... 48
3.5 Control registers ..................................................................................................................... 49
3.6 Package outline ...................................................................................................................... 92
3.7 Machine instructions ............................................................................................................. 94
3.8 List of instruction code ...................................................................................................... 105
3.9 SFR memory map ................................................................................................................. 106
3.10 Pin configuration ................................................................................................................ 107
Table of contents