HD6417034B RENESAS [Renesas Technology Corp], HD6417034B Datasheet - Page 17

• Manufacturer Part Number: HD6417034B
• Description: 32-Bit RISC Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

8.9
8.10 Bus Arbitration.................................................................................................................. 169
8.11 Usage Notes ...................................................................................................................... 172
Section 9 Direct Memory Access Controller (DMAC)
9.1
9.2
9.3
9.4
9.5
Section 10 16-Bit Integrated Timer Pulse Unit (ITU)
10.1 Overview........................................................................................................................... 223
Wait State Control............................................................................................................. 166
8.10.1 Operation of Bus Arbitration ............................................................................... 170
8.10.2 BACK Operation ................................................................................................. 171
8.11.1 Usage Notes on Manual Reset ............................................................................. 172
8.11.2 Usage Notes on Parity Data Pins DPH and DPL ................................................. 175
8.11.3 Maximum Number of States from BREQ Input to Bus Release.......................... 175
Overview........................................................................................................................... 179
9.1.1
9.1.2
9.1.3
9.1.4
Register Descriptions ........................................................................................................ 184
9.2.1
9.2.2
9.2.3
9.2.4
9.2.5
Operation........................................................................................................................... 192
9.3.1
9.3.2
9.3.3
9.3.4
9.3.5
9.3.6
Examples of Use ............................................................................................................... 217
9.4.1
9.4.2
9.4.3
Usage Notes ...................................................................................................................... 220
10.1.1 Features ................................................................................................................ 223
10.1.2 Block Diagram ..................................................................................................... 226
Features ................................................................................................................ 179
Block Diagram ..................................................................................................... 181
Pin Configuration................................................................................................. 182
Register Configuration......................................................................................... 183
DMA Source Address Registers 0–3 (SAR0–SAR3) .......................................... 184
DMA Destination Address Registers 0–3 (DAR0–DAR3).................................. 184
DMA Transfer Count Registers 0–3 (TCR0–TCR3) ........................................... 185
DMA Channel Control Registers 0–3 (CHCR0–CHCR3)................................... 185
DMA Operation Register (DMAOR)................................................................... 190
DMA Transfer Flow............................................................................................. 192
DMA Transfer Requests ...................................................................................... 194
Channel Priority ................................................................................................... 196
DMA Transfer Types ........................................................................................... 201
Number of Bus Cycle States and DREQ Pin Sample Timing.............................. 208
DMA Transfer Ending Conditions....................................................................... 216
DMA Transfer between On-Chip RAM and Memory-Mapped External
Example of DMA Transfer between On-Chip SCI and External Memory .......... 218
Example of DMA Transfer Between On-Chip A/D Converter and External
Device .................................................................................................................. 217
Memory................................................................................................................ 219
Rev. 7.00 Jan 31, 2006 page xvii of xxvi
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