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R5F21114FP Datasheet(PDF) 8 Page - Renesas Technology Corp |
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R5F21114FP Datasheet(HTML) 8 Page - Renesas Technology Corp |
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8 / 227 page  A-4 17.1 Overview .................................................................................................................... 164 17.2 Memory Map .............................................................................................................. 165 17.3 Functions To Prevent Flash Memory from Rewriting............................................ 166 17.3.1 ID Code Check Function .................................................................................................................. 166 17.4 CPU Rewrite Mode .................................................................................................... 167 17.4.1 EW0 Mode .......................................................................................................................................... 168 17.4.2 EW1 Mode .......................................................................................................................................... 168 17.4.3 Software Commands ........................................................................................................................ 174 17.4.4 Status Register .................................................................................................................................. 178 17.4.5 Full Status Check .............................................................................................................................. 179 17.5 Standard Serial I/O Mode ......................................................................................... 181 17.5.1 ID Code Check Function .................................................................................................................. 181 Chapter 18. On-chip Debugger ........................................ 185 18.1 Address Match Interrupt .......................................................................................... 185 18.2 Single Step Interrupt ................................................................................................ 185 18.3 UART1 ........................................................................................................................ 185 18.4 BRK Instruction ........................................................................................................ 188 Chapter 19. Usage Notes .................................................. 186 19.1 Stop Mode and Wait Mode ....................................................................................... 186 19.1.1 Stop Mode .......................................................................................................................................... 186 19.1.2 Wait Mode .......................................................................................................................................... 186 19.2 Interrupts ................................................................................................................... 187 19.2.1 Reading Address 0000016 ............................................................................................................................................ 187 19.2.2 SP Setting .......................................................................................................................................... 187 19.2.3 External Interrupt and Key Input Interrupt ..................................................................................... 187 19.2.4 Watchdog Timer Interrupt ................................................................................................................ 187 19.2.5 Changing Interrupt Factor ................................................................................................................ 188 19.2.6 Changing Interrupt Control Register .............................................................................................. 189 19.3 Clock Generation Circuit ......................................................................................... 190 19.3.1 Oscillation Stop Detection Function ............................................................................................... 190 19.3.2 Oscillation Circuit Constants ........................................................................................................... 190 19.4 Timers ........................................................................................................................ 191 19.3.1 Timers X, Y and Z .............................................................................................................................. 191 19.3.2 Timer X ................................................................................................................................................. 19 19.3.3 Timer Y ............................................................................................................................................... 191 19.3.4 Timer Z ............................................................................................................................................... 191 19.3.5 Timer C ............................................................................................................................................... 191 19.5 Serial Interface .......................................................................................................... 192 19.6 A/D Converter ............................................................................................................ 193 19.7 Flash Memory Version ............................................................................................. 194 19.7.1 CPU Rewrite Mode ............................................................................................................................ 194 19.8 Noise .......................................................................................................................... 197 Chapter 20. Usage Notes for On-chip Debugger ............ 198 |
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