HD6417706 Datasheet, PDF (27/709 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series

13.3.3 Minute Counter (RMINCNT) .............................................................................. 329
13.3.4 Hour Counter (RHRCNT).................................................................................... 329
13.3.5 Day of the Week Counter (RWKCNT)................................................................ 330
13.3.6 Date Counter (RDAYCNT) ................................................................................. 331
13.3.7 Month Counter (RMONCNT) ............................................................................. 331
13.3.8 Year Counter (RYRCNT) .................................................................................... 332
13.3.9 Second Alarm Register (RSECAR) ..................................................................... 332
13.3.10 Minute Alarm Register (RMINAR) ..................................................................... 333
13.3.11 Hour Alarm Register (RHRAR)........................................................................... 334
13.3.12 Day of the Week Alarm Register (RWKAR)....................................................... 335
13.3.13 Date Alarm Register (RDAYAR) ........................................................................ 336
13.3.14 Month Alarm Register (RMONAR) .................................................................... 337
13.3.15 RTC Control Register 1 (RCR1).......................................................................... 338
13.3.16 RTC Control Register 2 (RCR2).......................................................................... 339
13.4 RTC Operation.................................................................................................................. 341
13.4.1 Initial Settings of Registers after Power-On ........................................................ 341
13.4.2 Setting the Time................................................................................................... 341
13.4.3 Reading the Time................................................................................................. 342
13.4.4 Alarm Function .................................................................................................... 343
13.4.5 Crystal Oscillator Circuit ..................................................................................... 344
13.5 Usage Note........................................................................................................................ 345
13.5.1 Register Writing during RTC Count .................................................................... 345
13.5.2 Use of Realtime Clock (RTC) Periodic Interrupts ............................................... 345
13.5.3 Timing for Setting ADJ Bit in RCR2................................................................... 346
Section 14 Serial Communication Interface (SCI) ........................................... 347
14.1 Feature............................................................................................................................... 347
14.2 Input/Output Pin................................................................................................................ 351
14.3 Register Description.......................................................................................................... 351
14.3.1 Receive Shift Register (SCRSR).......................................................................... 352
14.3.2 Receive Data Register (SCRDR) ......................................................................... 352
14.3.3 Transmit Shift Register (SCTSR) ........................................................................ 352
14.3.4 Transmit Data Register (SCTDR)........................................................................ 352
14.3.5 Serial Mode Register (SCSMR)........................................................................... 353
14.3.6 Serial Control Register (SCSCR)......................................................................... 355
14.3.7 Serial Status Register (SCSSR)............................................................................ 359
14.3.8 SC Port Control Register (SCPCR)...................................................................... 364
14.3.9 SC Port Data Register (SCPDR) .......................................................................... 365
14.3.10 Bit Rate Register (SCBRR).................................................................................. 366
14.4 Operation........................................................................................................................... 372
14.4.1 Operation in Asynchronous Mode ....................................................................... 374
14.4.2 Multiprocessor Communication........................................................................... 382
14.4.3 Clock Synchronous Operation ............................................................................. 389
Rev. 4.00, 03/04, page xxvii of xlvi