SH7751 Datasheet, PDF (64/1224 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

12.1.4 Register Configuration......................................................................................... 317
12.2 Register Descriptions ........................................................................................................ 318
12.2.1 Timer Output Control Register (TOCR) .............................................................. 318
12.2.2 Timer Start Register (TSTR) ............................................................................... 319
12.2.3 Timer Start Register 2 (TSTR2)........................................................................... 320
12.2.4 Timer Constant Registers (TCOR) ...................................................................... 321
12.2.5 Timer Counters (TCNT) ...................................................................................... 321
12.2.6 Timer Control Registers (TCR) ........................................................................... 322
12.2.7 Input Capture Register 2 (TCPR2)....................................................................... 326
12.3 Operation .......................................................................................................................... 327
12.3.1 Counter Operation................................................................................................ 327
12.3.2 Input Capture Function ........................................................................................ 330
12.4 Interrupts........................................................................................................................... 332
12.5 Usage Notes ...................................................................................................................... 332
12.5.1 Register Writes .................................................................................................... 332
12.5.2 TCNT Register Reads .......................................................................................... 333
12.5.3 Resetting the RTC Frequency Divider................................................................. 333
12.5.4 External Clock Frequency.................................................................................... 333
Section 13 Bus State Controller (BSC) ......................................................................... 335
13.1 Overview........................................................................................................................... 335
13.1.1 Features................................................................................................................ 335
13.1.2 Block Diagram..................................................................................................... 337
13.1.3 Pin Configuration................................................................................................. 338
13.1.4 Register Configuration......................................................................................... 340
13.1.5 Overview of Areas ............................................................................................... 341
13.1.6 PCMCIA Support ................................................................................................ 344
13.2 Register Descriptions ........................................................................................................ 348
13.2.1 Bus Control Register 1 (BCR1) ........................................................................... 348
13.2.2 Bus Control Register 2 (BCR2) ........................................................................... 357
13.2.3 Bus Control Register 3 (BCR3) (SH7751R Only) ............................................... 359
13.2.4 Bus Control Register 4 (BCR4) (SH7751R Only) ............................................... 361
13.2.5 Wait Control Register 1 (WCR1)......................................................................... 363
13.2.6 Wait Control Register 2 (WCR2)......................................................................... 366
13.2.7 Wait Control Register 3 (WCR3)......................................................................... 374
13.2.8 Memory Control Register (MCR)........................................................................ 376
13.2.9 PCMCIA Control Register (PCR)........................................................................ 383
13.2.10 Synchronous DRAM Mode Register (SDMR) .................................................... 386
13.2.11 Refresh Timer Control/Status Register (RTCSR)................................................ 388
13.2.12 Refresh Timer Counter (RTCNT)........................................................................ 390
Rev.4.00 Oct. 10, 2008 Page lxiv of xcviii
REJ09B0370-0400