SH7708 Datasheet, PDF (13/625 Pages) Renesas Technology Corp – SuperH™ RISC engine

Section 15 I/O Ports .................................................................... 417
15.1 Overview..........................................................................................................417
15.1.1 Features................................................................................................417
15.1.2 Block Diagram .......................................................................................417
15.1.3 Pin Configuration...................................................................................420
15.1.4 Register Configuration ............................................................................421
15.2 Register Descriptions ..........................................................................................421
15.2.1 Port Control Register (PCTR) ..................................................................421
15.2.2 Port Data Register (PDTR).......................................................................422
15.2.3 Serial Port Register (SCSPTR) .................................................................423
Section 16 Electrical Characteristics(-SH7708, SH7708S-)....................... 425
16.1 Absolute Maximum Ratings ................................................................................425
16.2 DC Characteristics..............................................................................................426
16.3 AC Characteristics..............................................................................................427
16.3.1 Clock Timing ........................................................................................428
16.3.2 Control Signal Timing............................................................................438
16.3.3 AC Bus Timing Specifications..................................................................442
16.3.4 Basic Timing.........................................................................................446
16.3.5 Burst ROM Timing ................................................................................449
16.3.6 DRAM Timing......................................................................................452
16.3.7 Synchronous DRAM Timing....................................................................462
16.3.8 Pseudo-SRAM Timing............................................................................473
16.3.9 PCMCIA Timing ...................................................................................478
16.3.10 Peripheral Module Signal Timing ............................................................485
16.3.11 AC Characteristics Test Conditions..........................................................488
Section 17 Electrical Characteristics (-SH7708R-) ................................. 489
17.1 Absolute Maximum Ratings ................................................................................489
17.2 DC Characteristics..............................................................................................490
17.3 AC Characteristics..............................................................................................491
17.3.1 Clock Timing ........................................................................................492
17.3.2 Control Signal Timing............................................................................498
17.3.3 AC Bus Timing Specifications..................................................................502
17.3.4 Basic Timing.........................................................................................506
17.3.5 Burst ROM Timing ................................................................................510
17.3.6 DRAM Timing......................................................................................513
17.3.7 Synchronous DRAM Timing....................................................................523
17.3.8 Pseudo-SRAM Timing............................................................................534
17.3.9 PCMCIA Timing ...................................................................................539
17.3.10 Peripheral Module Signal Timing ............................................................546
17.3.11 AC Characteristics Test Conditions..........................................................549
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