Rev.1.00 Jan. 10, 2008 Page xv of xxx
REJ09B0261-0100
11.5.9
Bus Arbitration ................................................................................................... 448
11.5.10
Master Mode....................................................................................................... 450
11.5.11
Slave Mode ......................................................................................................... 451
11.5.12
Cooperation between Master and Slave.............................................................. 451
11.5.13
Power-Down Mode and Bus Arbitration ............................................................ 451
11.5.14
Mode Pin Settings and General Input Output Port Settings about
Data Bus Width................................................................................................... 452
11.5.15
Pins Multiplexed with Other Modules Functions ............................................... 452
11.5.16
Register Settings for Divided-Up
DACKn
Output ............................................. 452
Section 12 DDR2-SDRAM Interface (DBSC2)
.......................................................... 457
12.1
Features.............................................................................................................................. 457
12.2
Input/Output Pins ............................................................................................................... 460
12.3
Data Alignment.................................................................................................................. 465
12.4
Register Descriptions ......................................................................................................... 479
12.4.1
DBSC2 Status Register (DBSTATE) ................................................................. 482
12.4.2
SDRAM Operation Enable Register (DBEN)..................................................... 483
12.4.3
SDRAM Command Control Register (DBCMDCNT) ....................................... 484
12.4.4
SDRAM Configuration Setting Register (DBCONF)......................................... 486
12.4.5
SDRAM Timing Register 0 (DBTR0) ................................................................ 488
12.4.6
SDRAM Timing Register 1 (DBTR1) ................................................................ 492
12.4.7
SDRAM Timing Register 2 (DBTR2) ................................................................ 495
12.4.8
SDRAM Refresh Control Register 0 (DBRFCNT0) .......................................... 499
12.4.9
SDRAM Refresh Control Register 1 (DBRFCNT1) .......................................... 500
12.4.10
SDRAM Refresh Control Register 2 (DBRFCNT2) .......................................... 502
12.4.11
SDRAM Refresh Status Register (DBRFSTS) ................................................... 504
12.4.12
DDRPAD Frequency Setting Register (DBFREQ) ............................................ 505
12.4.13
DDRPAD DIC, ODT, OCD Setting Register (DBDICODTOCD)..................... 507
12.4.14
SDRAM Mode Setting Register (DBMRCNT) .................................................. 510
12.5
DBSC2 Operation .............................................................................................................. 512
12.5.1
Supported SDRAM Commands.......................................................................... 512
12.5.2
SDRAM Command Issue ................................................................................... 513
12.5.3
Initialization Sequence........................................................................................ 516
12.5.4
Self-Refresh Operation ....................................................................................... 517
12.5.5
Auto-Refresh Operation...................................................................................... 520
12.5.6
Regarding Address Multiplexing........................................................................ 521
12.5.7
Regarding SDRAM Access and Timing Constraints.......................................... 530
12.5.8
Important Information Regarding Use of 8-Bank DDR2-SDRAM Products ..... 544
12.5.9
Important Information Regarding ODT Control Signal Output to SDRAM ...... 544
12.5.10
DDR2-SDRAM Power Supply Backup Function............................................... 546
Содержание SH7781
Страница 4: ...Rev 1 00 Jan 10 2008 Page iv of xxx REJ09B0261 0100 ...
Страница 74: ...2 Programming Model Rev 1 00 Jan 10 2008 Page 44 of 1658 REJ09B0261 0100 ...
Страница 272: ...8 Caches Rev 1 00 Jan 10 2008 Page 242 of 1658 REJ09B0261 0100 ...
Страница 376: ...10 Interrupt Controller INTC Rev 1 00 Jan 10 2008 Page 346 of 1658 REJ09B0261 0100 ...
Страница 694: ...13 PCI Controller PCIC Rev 1 00 Jan 10 2008 Page 664 of 1658 REJ09B0261 0100 ...
Страница 762: ...14 Direct Memory Access Controller DMAC Rev 1 00 Jan 10 2008 Page 732 of 1658 REJ09B0261 0100 ...
Страница 788: ...15 Clock Pulse Generator CPG Rev 1 00 Jan 10 2008 Page 758 of 1658 REJ09B0261 0100 ...
Страница 828: ...17 Power Down Mode Rev 1 00 Jan 10 2008 Page 798 of 1658 REJ09B0261 0100 ...
Страница 846: ...18 Timer Unit TMU Rev 1 00 Jan 10 2008 Page 816 of 1658 REJ09B0261 0100 ...
Страница 1292: ...24 Multimedia Card Interface MMCIF Rev 1 00 Jan 10 2008 Page 1262 of 1658 REJ09B0261 0100 ...
Страница 1326: ...25 Audio Codec Interface HAC Rev 1 00 Jan 10 2008 Page 1296 of 1658 REJ09B0261 0100 ...
Страница 1482: ...28 General Purpose I O Ports GPIO Rev 1 00 Jan 10 2008 Page 1452 of 1658 REJ09B0261 0100 ...
Страница 1538: ...30 User Debugging Interface H UDI Rev 1 00 Jan 10 2008 Page 1508 of 1658 REJ09B0261 0100 ...
Страница 1688: ...Appendix Rev 1 00 Jan 10 2008 Page 1658 of 1658 REJ09B0261 0100 ...
Страница 1691: ......
Страница 1692: ...SH7785 Hardware Manual ...