Table of contents
CHAPTER 13. D-A CONVERTER
13.1 Overview .............................................................................................................................. 13-2
13.2 Block description .............................................................................................................. 13-2
13.2.1 D-A control register ................................................................................................... 13-3
13.2.2 D-A Register i (i = 0, 1) ........................................................................................... 13-3
13.3 D-A conversion method ................................................................................................... 13-4
13.4 Setting method...................................................................................................................13-5
13.5 Operation description ....................................................................................................... 13-5
[Precautions for D-A converter]..............................................................................................13-6
CHAPTER 14. WATCHDOG TIMER
14.1 Block description .............................................................................................................. 14-2
14.1.1 Watchdog timer .......................................................................................................... 14-3
14.1.2 Watchdog timer frequency select register .............................................................. 14-3
14.1.3 Particular function select register 2......................................................................... 14-4
14.2 Operation description ....................................................................................................... 14-5
14.2.1 Basic operation........................................................................................................... 14-5
14.2.2 Stop period ................................................................................................................. 14-7
14.2.3 Operations in stop mode .......................................................................................... 14-7
[Precautions for watchdog timer]........................................................................................... 14-8
CHAPTER 15. STOP AND WAIT MODES
15.1 Overview .............................................................................................................................. 15-2
15.2 Block description .............................................................................................................. 15-3
15.2.1 Particular function select register 0......................................................................... 15-4
15.2.2 Particular function select register 1......................................................................... 15-6
15.2.3 Watchdog timer frequency select register .............................................................. 15-7
15.3 Stop mode ...........................................................................................................................15-8
15.3.1 Terminate operation at interrupt request occurrence (when using watchdog timer) ... 15-8
15.3.2 Terminate operation at interrupt request occurrence (when not using watchdog timer) 15-9
15.3.3 Terminate operation at hardware reset.................................................................15-11
15.4 Wait mode .........................................................................................................................15-12
15.4.1 Terminate operation at interrupt request occurrence..........................................15-12
15.4.2 Terminate operation at hardware reset.................................................................15-12
CHAPTER 16. POWER SAVING FUNCTIONS
16.1 Overview .............................................................................................................................. 16-2
16.1.1 Particular function select register 0......................................................................... 16-3
16.1.2 Particular function select register 1......................................................................... 16-5
16.2 Inactivity of system clock in wait mode .......................................................................16-6
16.3 Stop of oscillation circuit................................................................................................ 16-7
16.4 Pin VREF disconnection .....................................................................................................16-7
CHAPTER 17. DEBUG FUNCTION
17.1 Overview .............................................................................................................................. 17-2
7905 Group User’s Manual Rev.1.0
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RENESAS [ RENESAS TECHNOLOGY CORP ]
