M16C65 Datasheet, PDF (12/829 Pages) Renesas Technology Corp – RENESAS MCU M16C FAMILY / M16C/60

9.6 Notes on Power Control .................................................................................. 150
9.6.1 CPU Clock ................................................................................................ 150
9.6.2 Wait Mode ................................................................................................ 150
9.6.3 Stop Mode ................................................................................................ 151
9.6.4 Low Current Consumption Read Mode .................................................... 151
10. Processor Mode ................................................................................... 152
10.1 Introduction...................................................................................................... 152
10.2 Registers ......................................................................................................... 153
10.2.1 Processor Mode Register 0 (PM0) ........................................................... 153
10.2.2 Processor Mode Register 1 (PM1) ........................................................... 154
10.2.3 Program 2 Area Control Register (PRG2C) ............................................. 156
10.3 Operations....................................................................................................... 157
10.3.1 Processor Mode Settings ......................................................................... 157
11. Bus ....................................................................................................... 159
11.1 Introduction...................................................................................................... 159
11.2 Registers ......................................................................................................... 160
11.2.1 Chip Select Control Register (CSR) ......................................................... 161
11.2.2 Chip Select Expansion Control Register (CSE)........................................ 162
11.2.3 External Area Wait Control Expansion Register (EWC) ........................... 163
11.2.4 External Area Recovery Cycle Control Register (EWR)........................... 164
11.3 Operations....................................................................................................... 165
11.3.1 Common Specifications of Internal Bus and External Bus ....................... 165
11.3.2 Internal Bus .............................................................................................. 166
11.3.3 External Bus ............................................................................................. 167
11.3.4 External Bus Mode ................................................................................... 167
11.3.5 External Bus Control................................................................................. 168
11.4 Notes on Bus................................................................................................... 181
11.4.1 Reading Data Flash.................................................................................. 181
11.4.2 External Bus ............................................................................................. 181
11.4.3 External Access Soon After Writing to the SFRs...................................... 181
12. Memory Space Expansion Function ..................................................... 182
12.1 Introduction...................................................................................................... 182
12.2 Registers ......................................................................................................... 182
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