SH7751 Datasheet, PDF (79/1224 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Figure 13.39 Basic Timing of a Burst Read from Synchronous DRAM (Burst Length = 8) ...... 455
Figure 13.40 Basic Timing of a Burst Write to Synchronous DRAM......................................... 456
Figure 13.41 Burst ROM Basic Access Timing .......................................................................... 458
Figure 13.42 Burst ROM Wait Access Timing ........................................................................... 459
Figure 13.43 Burst ROM Wait Access Timing ........................................................................... 460
Figure 13.44 Example of PCMCIA Interface .............................................................................. 464
Figure 13.45 Basic Timing for PCMCIA Memory Card Interface .............................................. 465
Figure 13.46 Wait Timing for PCMCIA Memory Card Interface ............................................... 466
Figure 13.47 PCMCIA Space Allocation .................................................................................... 467
Figure 13.48 Basic Timing for PCMCIA I/O Card Interface ...................................................... 468
Figure 13.49 Wait Timing for PCMCIA I/O Card Interface ....................................................... 469
Figure 13.50 Dynamic Bus Sizing Timing for PCMCIA I/O Card Interface .............................. 470
Figure 13.51 Example of 32-Bit Data Width MPX Connection.................................................. 472
Figure 13.52 MPX Interface Timing 1 (Single Read Cycle, AnW = 0, No External Wait) ........ 473
Figure 13.53 MPX Interface Timing 2 (Single Read, AnW = 0, One External Wait Inserted) ... 474
Figure 13.54 MPX Interface Timing 3 (Single Write Cycle, AnW = 0, No External Wait)........ 475
Figure 13.55 MPX Interface Timing 4 (Single Write, AnW = 1, One External Wait Inserted) . 476
Figure 13.56 MPX Interface Timing 5 (Burst Read Cycle, AnW = 0, No External Wait) .......... 477
Figure 13.57 MPX Interface Timing 6 (Burst Read Cycle, AnW = 0, External Wait Control)... 478
Figure 13.58 MPX Interface Timing 7 (Burst Write Cycle, AnW = 0, No External Wait) ......... 479
Figure 13.59 MPX Interface Timing 8 (Burst Write Cycle, AnW = 1, External Wait Control). 480
Figure 13.60 MPX Interface Timing 9 (Burst Read Cycle, AnW = 0, No External Wait,
Bus Width: 32 Bits, Transfer Data Size: 64 Bits).................................................. 481
Figure 13.61 MPX Interface Timing 10 (Burst Read Cycle, AnW = 0, One External Wait
Inserted, Bus Width: 32 Bits, Transfer Data Size: 64 Bits)................................... 482
Figure 13.62 MPX Interface Timing 11 (Burst Write Cycle, AnW = 0, No External Wait,
Bus Width: 32 Bits, Transfer Data Size: 64 Bits).................................................. 483
Figure 13.63 MPX Interface Timing 12 (Burst Write Cycle, AnW = 1, One External Wait
Inserted, Bus Width: 32 Bits, Transfer Data Size: 64 Bits)................................... 484
Figure 13.64 Example of 32-Bit Data Width Byte Control SRAM............................................. 485
Figure 13.65 Byte Control SRAM Basic Read Cycle (No Wait) ................................................ 486
Figure 13.66 Byte Control SRAM Basic Read Cycle (One Internal Wait Cycle) ....................... 487
Figure 13.67 Byte Control SRAM Basic Read Cycle (One Internal Wait + One
External Wait) ........................................................................................................ 488
Figure 13.68 Waits between Access Cycles ................................................................................ 490
Figure 13.69 Arbitration Sequence.............................................................................................. 492
Section 14 Direct Memory Access Controller (DMAC)
Figure 14.1 Block Diagram of DMAC ...................................................................................... 500
Figure 14.2 DMAC Transfer Flowchart .................................................................................... 519
Rev.4.00 Oct. 10, 2008 Page lxxix of xcviii
REJ09B0370-0400