HD64F2149 Datasheet, PDF (21/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

7.3 Operation ........................................................................................................................... 171
7.3.1 Overview .............................................................................................................. 171
7.3.2 Activation Sources................................................................................................ 173
7.3.3 DTC Vector Table ................................................................................................ 174
7.3.4 Location of Register Information in Address Space ............................................ 176
7.3.5 Normal Mode........................................................................................................ 177
7.3.6 Repeat Mode ........................................................................................................ 178
7.3.7 Block Transfer Mode............................................................................................ 179
7.3.8 Chain Transfer...................................................................................................... 181
7.3.9 Operation Timing ................................................................................................. 182
7.3.10 Number of DTC Execution States........................................................................ 183
7.3.11 Procedures for Using the DTC ............................................................................. 185
7.3.12 Examples of Use of the DTC................................................................................ 186
7.4 Interrupts............................................................................................................................ 188
7.5 Usage Notes ....................................................................................................................... 188
Section 8 I/O Ports ............................................................................................................ 189
8.1 Overview............................................................................................................................ 189
8.2 Port 1.................................................................................................................................. 195
8.2.1 Overview .............................................................................................................. 195
8.2.2 Register Configuration ......................................................................................... 196
8.2.3 Pin Functions in Each Mode ................................................................................ 198
8.2.4 MOS Input Pull-Up Function ............................................................................... 199
8.3 Port 2.................................................................................................................................. 200
8.3.1 Overview .............................................................................................................. 200
8.3.2 Register Configuration ......................................................................................... 202
8.3.3 Pin Functions in Each Mode ................................................................................ 204
8.3.4 MOS Input Pull-Up Function ............................................................................... 205
8.4 Port 3.................................................................................................................................. 207
8.4.1 Overview .................................................................................................................. 207
8.4.2 Register Configuration ......................................................................................... 208
8.4.3 Pin Functions in Each Mode ................................................................................ 210
8.4.4 MOS Input Pull-Up Function ............................................................................... 211
8.5 Port 4.................................................................................................................................. 212
8.5.1 Overview .............................................................................................................. 212
8.5.2 Register Configuration ......................................................................................... 212
8.5.3 Pin Functions........................................................................................................ 213
8.6 Port 5.................................................................................................................................. 217
8.6.1 Overview .............................................................................................................. 217
8.6.2 Register Configuration ......................................................................................... 217
8.6.3 Pin Functions........................................................................................................ 219
8.7 Port 6.................................................................................................................................. 220
8.7.1 Overview .............................................................................................................. 220
v