R8C/12 View Datasheet(PDF) - Renesas Electronics
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R8C/12 Datasheet PDF : 198 Pages
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17.5 Standard Serial I/O Mode ......................................................................................... 158
17.5.1 ID Code Check Function .................................................................................................................. 158
Chapter 18. On-chip Debugger ........................................ 162
18.1 Address Match Interrupt .......................................................................................... 162
18.2 Single Step Interrupt ................................................................................................ 162
18.3 UART1 ........................................................................................................................ 162
18.4 BRK Instrucstion ...................................................................................................... 162
Chapter 19. Usage Notes .................................................. 163
19.1 Stop Mode and Wait Mode ....................................................................................... 163
19.1.1 Stop Mode .......................................................................................................................................... 163
19.1.2 Wait Mode .......................................................................................................................................... 163
19.2 Interrupt ..................................................................................................................... 164
19.2.1 Reading Address 0000016 ............................................................................................................................................ 164
19.2.2 SP Setting .......................................................................................................................................... 164
19.2.3 External Interrupt and Key Input Interrupt ..................................................................................... 164
19.2.4 Watchdog Timer Interrupt ................................................................................................................ 164
19.2.5 Changing Interrupt Factor ................................................................................................................ 165
19.2.6 Changing Interrupt Control Register .............................................................................................. 166
19.3 Clock Generation Circuit ......................................................................................... 167
19.3.1 Oscillation Stop Detection Function ............................................................................................... 167
19.3.2 Oscillation Circuit Constants ........................................................................................................... 167
19.4 Timers ........................................................................................................................ 168
19.4.1 Timers X, Y and Z .............................................................................................................................. 168
19.4.2 Timer X ............................................................................................................................................... 168
19.4.3 Timer Y ............................................................................................................................................... 168
19.4.4 Timer Z ............................................................................................................................................... 168
19.4.5 Timer C ............................................................................................................................................... 168
19.5 Serial Interface .......................................................................................................... 169
19.6 A/D Converter............................................................................................................ 170
19.7 Flash Memory Version ............................................................................................. 171
19.7.1 CPU Rewrite Mode ............................................................................................................................ 171
19.8 Noise .......................................................................................................................... 174
Chapter 20. Usage Notes for On-chip Debugger ............ 175
Appendix 1 Package Dimensions .................................... 176
Appendix 2 Connecting Examples for Serial Writer and
On-chip Debugging Emulator .......................................... 177
Appendix 3 Example of Oscillation Evaluation Circuit .. 179
Register Index ................................................................... 180
A-4
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