M16C30P_07 Datasheet, PDF (11/317 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/30 SERIES

16. A/D Converter ............................................................................................................................. 168
16.1 Mode Description .................................................................................................................................. 172
16.1.1 One-Shot Mode ................................................................................................................................. 172
16.1.2 Repeat Mode ..................................................................................................................................... 175
16.2 Function ................................................................................................................................................. 178
16.2.1 Resolution Select Function ............................................................................................................... 178
16.2.2 Sample and Hold ............................................................................................................................... 178
16.2.3 Extended Analog Input Pins ............................................................................................................. 178
16.2.4 Current Consumption Reducing Function ........................................................................................ 178
16.2.5 Output Impedance of Sensor under A/D Conversion ....................................................................... 179
17. CRC Calculation ......................................................................................................................... 180
18. Programmable I/O Ports ............................................................................................................. 182
18.1 Port Pi Direction Register (PDi Register, i = 0 to 10) ........................................................................... 182
18.2 Port Pi Register (Pi Register, i = 0 to 10) .............................................................................................. 182
18.3 Pull-up Control Register 0 to Pull-up Control Register 2 (PUR0 to PUR2 Registers) ......................... 182
18.4 Port Control Register (PCR Register) ................................................................................................... 182
19. Flash Memory Version ................................................................................................................ 195
19.1 Memory Map ......................................................................................................................................... 196
19.1.1 Boot Mode ........................................................................................................................................ 197
19.2 Functions To Prevent Flash Memory from Rewriting .......................................................................... 197
19.2.1 ROM Code Protect Function ............................................................................................................ 197
19.2.2 ID Code Check Function .................................................................................................................. 198
19.2.3 Forced Erase Function ...................................................................................................................... 199
19.3 CPU Rewrite Mode ............................................................................................................................... 201
19.3.1 EW0 Mode ........................................................................................................................................ 202
19.3.2 EW1 Mode ........................................................................................................................................ 202
19.3.3 Flash Memory Control Register (FMR0 and FMR1 registers) ......................................................... 202
19.3.4 Precautions on CPU Rewrite Mode .................................................................................................. 210
19.3.5 Software Commands ........................................................................................................................ 212
19.3.6 Data Protect Function ....................................................................................................................... 217
19.3.7 Status Register .................................................................................................................................. 217
19.3.8 Full Status Check .............................................................................................................................. 219
19.4 Standard Serial I/O Mode ...................................................................................................................... 221
19.4.1 ID Code Check Function .................................................................................................................. 221
19.4.2 Example of Circuit Application in the Standard Serial I/O Mode .................................................... 225
19.5 Parallel I/O Mode .................................................................................................................................. 227
19.5.1 User ROM and Boot ROM Areas ..................................................................................................... 227
19.5.2 ROM Code Protect Function ............................................................................................................ 227
20. One Time Flash Version ............................................................................................................. 228
20.1 Low Consumption Mode ....................................................................................................................... 229
20.2 Functions to Prevent One Time Flash Version from Being Read ......................................................... 231
20.2.1 ROM Code Protect Function ............................................................................................................ 231
20.2.2 ID Code Check Function .................................................................................................................. 231
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