
vi
8.1.3
Register Configuration .......................................................................................... 239
8.2
Register Descriptions.......................................................................................................... 240
8.2.1
DTC Mode Register A (MRA).............................................................................. 240
8.2.2
DTC Mode Register B (MRB).............................................................................. 242
8.2.3
DTC Source Address Register (SAR) ................................................................... 243
8.2.4
DTC Destination Address Register (DAR) ........................................................... 243
8.2.5
DTC Transfer Count Register A (CRA) ............................................................... 243
8.2.6
DTC Transfer Count Register B (CRB)................................................................ 244
8.2.7
DTC Enable Registers (DTCER) .......................................................................... 244
8.2.8
DTC Vector Register (DTVECR) ......................................................................... 245
8.2.9
Module Stop Control Register A (MSTPCRA) .................................................... 246
8.3
Operation ............................................................................................................................ 247
8.3.1
Overview ............................................................................................................... 247
8.3.2
Activation Sources ................................................................................................ 249
8.3.3
DTC Vector Table ................................................................................................. 250
8.3.4
Location of Register Information in Address Space ............................................. 253
8.3.5
Normal Mode ........................................................................................................ 253
8.3.6
Repeat Mode ......................................................................................................... 254
8.3.7
Block Transfer Mode ............................................................................................ 255
8.3.8
Chain Transfer....................................................................................................... 257
8.3.9
Operation Timing .................................................................................................. 258
8.3.10 Number of DTC Execution States ........................................................................ 259
8.3.11 Procedures for Using DTC.................................................................................... 261
8.3.12 Examples of Use of the DTC ................................................................................ 262
8.4
Interrupts ............................................................................................................................ 264
8.5
Usage Notes........................................................................................................................ 264
Section 9
I/O Ports ............................................................................................................. 265
9.1
Overview ............................................................................................................................ 265
9.2
Port 1 .................................................................................................................................. 269
9.2.1
Overview ............................................................................................................... 269
9.2.2
Register Configuration .......................................................................................... 270
9.2.3
Pin Functions......................................................................................................... 272
9.3
Port 3 .................................................................................................................................. 280
9.3.1
Overview ............................................................................................................... 280
9.3.2
Register Configuration .......................................................................................... 280
9.3.3
Pin Functions......................................................................................................... 285
9.4
Port 4 .................................................................................................................................. 287
9.4.1
Overview ............................................................................................................... 287
9.4.2
Register Configuration .......................................................................................... 287
9.4.3
Pin Functions......................................................................................................... 290
9.5
Port 7 .................................................................................................................................. 291
9.5.1
Overview ............................................................................................................... 291