HD6432621 Hitachi, HD6432621 Datasheet - Page 33

• Manufacturer Part Number: HD6432621
• Description: (HD64F262x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

7.9
7.10 Resets and the Bus Controller............................................................................................ 178
Section 8
8.1
8.2
8.3
8.4
8.5
Section 9
9.1
9.2
7.8.4
7.8.5
Bus Arbitration .................................................................................................................. 177
7.9.1
7.9.2
7.9.3
Overview............................................................................................................................ 179
8.1.1
8.1.2
8.1.3
Register Descriptions......................................................................................................... 182
8.2.1
8.2.2
8.2.3
8.2.4
8.2.5
8.2.6
8.2.7
8.2.8
8.2.9
Operation ........................................................................................................................... 189
8.3.1
8.3.2
8.3.3
8.3.4
8.3.5
8.3.6
8.3.7
8.3.8
8.3.9
8.3.10 Number of DTC Execution States........................................................................ 202
8.3.11 Procedures for Using DTC ................................................................................... 204
8.3.12 Examples of Use of the DTC................................................................................ 205
Interrupts............................................................................................................................ 208
Usage Notes ....................................................................................................................... 208
Overview............................................................................................................................ 209
Port 1.................................................................................................................................. 213
9.2.1
Transition Timing................................................................................................. 176
Usage Note ........................................................................................................... 177
Overview .............................................................................................................. 177
Operation .............................................................................................................. 177
Bus Transfer Timing ............................................................................................ 178
Data Transfer Controller (DTC)
Features ................................................................................................................ 179
Block Diagram...................................................................................................... 180
Register Configuration ......................................................................................... 181
DTC Mode Register A (MRA)............................................................................. 182
DTC Mode Register B (MRB) ............................................................................. 184
DTC Source Address Register (SAR) .................................................................. 185
DTC Destination Address Register (DAR) .......................................................... 185
DTC Transfer Count Register A (CRA) .............................................................. 185
DTC Transfer Count Register B (CRB) ............................................................... 186
DTC Enable Registers (DTCER) ......................................................................... 186
DTC Vector Register (DTVECR) ........................................................................ 187
Module Stop Control Register A (MSTPCRA).................................................... 188
Overview .............................................................................................................. 189
Activation Sources................................................................................................ 191
DTC Vector Table ................................................................................................ 192
Location of Register Information in Address Space ............................................ 195
Normal Mode........................................................................................................ 196
Repeat Mode ........................................................................................................ 197
Block Transfer Mode............................................................................................ 198
Chain Transfer...................................................................................................... 200
Operation Timing ................................................................................................. 201
I/O Ports
Overview .............................................................................................................. 213
............................................................................................................ 209
................................................................ 179
v