R5F21183SP datasheet(13/257 Pages) RENESAS

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19.2

Notes on Interrupts..................................................................................218

19.2.1

Reading Address 00000h .................................................................218

19.2.2

SP Setting.........................................................................................218

19.2.3

External Interrupt and Key Input Interrupt ........................................218

19.2.4

Watchdog Timer Interrupt.................................................................218

19.2.5

Changing Interrupt Sources..............................................................219

19.2.6

Changing Interrupt Control Register Contents .................................220

19.3

Notes on Timers ......................................................................................221

19.3.1

Notes on Timer X..............................................................................221

19.3.2

Notes on Timer Z..............................................................................222

19.3.3

Notes on Timer C .............................................................................222

19.4

Notes on Serial Interface.........................................................................223

19.5

Notes on Comparator ..............................................................................224

19.6

Notes on Flash Memory Version .............................................................225

19.6.1

CPU Rewrite Mode...........................................................................225

19.7

Notes on Noise........................................................................................227

19.7.1

Inserting a Bypass Capacitor between VCC and VSS Pins as

a Countermeasure against Noise and Latch-Up ..............................227

19.7.2

Countermeasures against Noise Error of Port Control Registers.....227

20. Notes on On-chip Debugger

228

Appendix 1. Package Dimensions

229

Appendix 2. Connection Examples between Serial Writer and

On-Chip Debugging Emulator

231

Appendix 3. Example of Oscillation Evaluation Circuit

232

233

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