Table of Contents
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12.1 Overview ........................................................................................................................... 287
12.1.1 Features ................................................................................................................ 287
12.1.2 Block Diagram ..................................................................................................... 288
12.1.3 Pin Configuration ................................................................................................. 288
12.1.4 Register Configuration ......................................................................................... 289
12.2 Register Descriptions......................................................................................................... 290
12.2.1 Timer Output Control Register (TOCR) .............................................................. 290
12.2.2 Timer Start Register (TSTR) ................................................................................ 291
12.2.3 Timer Start Register 2 (TSTR2) ........................................................................... 292
12.2.4 Timer Constant Registers (TCOR) ....................................................................... 293
12.2.5 Timer Counters (TCNT)....................................................................................... 293
12.2.6 Timer Control Registers (TCR)............................................................................ 294
12.2.7 Input Capture Register (TCPR2) .......................................................................... 297
12.3 Operation........................................................................................................................... 298
12.3.1 Counter Operation ................................................................................................ 298
12.3.2 Input Capture Function......................................................................................... 301
12.4 Interrupts ........................................................................................................................... 302
12.5 Usage Notes....................................................................................................................... 303
12.5.1 Register Writes..................................................................................................... 303
12.5.2 TCNT Register Reads .......................................................................................... 303
12.5.3 Resetting the RTC Frequency Divider ................................................................. 303
12.5.4 External Clock Frequency .................................................................................... 303
13.1 Overview ........................................................................................................................... 305
13.1.1 Features ................................................................................................................ 305
13.1.2 Block Diagram ..................................................................................................... 307
13.1.3 Pin Configuration ................................................................................................. 308
13.1.4 Register Configuration ......................................................................................... 310
13.1.5 Overview of Areas ............................................................................................... 311
13.1.6 PCMCIA Support................................................................................................. 314
13.2 Register Descriptions......................................................................................................... 318
13.2.1 Bus Control Register 1 (BCR1)............................................................................ 318
13.2.2 Bus Control Register 2 (BCR2)............................................................................ 326
13.2.3 Bus Control Register 3 (BCR3) (SH7751R Only) ............................................... 327
13.2.4 Bus Control Register 4 (BCR4) (SH7751R Only) ............................................... 329
13.2.5 Wait Control Register 1 (WCR1) ......................................................................... 331
13.2.6 Wait Control Register 2 (WCR2) ......................................................................... 334
13.2.7 Wait Control Register 3 (WCR3) ......................................................................... 342
13.2.8 Memory Control Register (MCR) ........................................................................ 344
13.2.9 PCMCIA Control Register (PCR) ........................................................................ 350
13.2.10 Synchronous DRAM Mode Register (SDMR)..................................................... 352
......................................................................................... 287
......................................................................... 305
Rev. 3.0, 04/02, page xi of xxxviii
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