m37905 Renesas Electronics Corporation., m37905 Datasheet - Page 13

• Manufacturer Part Number: m37905
• Description: Mitsubishi 16-bit Single-chip Microcomputer 7700 Family / 7900 Series
• Manufacturer: Renesas Electronics Corporation.

Table of contents
vi
CHAPTER 13. D-A CONVERTER
CHAPTER 14. WATCHDOG TIMER
CHAPTER 15. STOP AND WAIT MODES
CHAPTER 16. POWER SAVING FUNCTIONS
CHAPTER 17. DEBUG FUNCTION
13.1 Overview .............................................................................................................................. 13-2
13.2 Block description .............................................................................................................. 13-2
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
14.1 Block description .............................................................................................................. 14-2
14.2 Operation description ....................................................................................................... 14-5
[Precautions for watchdog timer] ........................................................................................... 14-8
15.1 Overview .............................................................................................................................. 15-2
15.2 Block description .............................................................................................................. 15-3
15.3 Stop mode ........................................................................................................................... 15-8
15.4 Wait mode ......................................................................................................................... 15-12
16.1 Overview .............................................................................................................................. 16-2
16.2 Inactivity of system clock in wait mode .......................................................................16-6
16.3 Stop of oscillation circuit ................................................................................................ 16-7
16.4 Pin V
17.1 Overview .............................................................................................................................. 17-2
13.2.1 D-A control register ................................................................................................... 13-3
13.2.2 D-A Register i (i = 0, 1) ........................................................................................... 13-3
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
14.2.1 Basic operation ........................................................................................................... 14-5
14.2.2 Stop period ................................................................................................................. 14-7
14.2.3 Operations in stop mode .......................................................................................... 14-7
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
15.3.1 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
15.4.1 Terminate operation at interrupt request occurrence .......................................... 15-12
15.4.2 Terminate operation at hardware reset ................................................................. 15-12
16.1.1 Particular function select register 0 ......................................................................... 16-3
16.1.2 Particular function select register 1 ......................................................................... 16-5
REF
disconnection ..................................................................................................... 16-7
7905 Group User’s Manual Rev.1.0