HD6417750RF240DV Datasheet, PDF (19/1132 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH™ RISC engine Family / SH7750 Series

11.1.2 Block Diagram...................................................................................................... 312
11.1.3 Pin Configuration.................................................................................................. 313
11.1.4 Register Configuration.......................................................................................... 313
11.2 Register Descriptions ......................................................................................................... 315
11.2.1 64 Hz Counter (R64CNT)..................................................................................... 315
11.2.2 Second Counter (RSECCNT) ............................................................................... 316
11.2.3 Minute Counter (RMINCNT) ............................................................................... 316
11.2.4 Hour Counter (RHRCNT)..................................................................................... 317
11.2.5 Day-of-Week Counter (RWKCNT)...................................................................... 317
11.2.6 Day Counter (RDAYCNT) ................................................................................... 318
11.2.7 Month Counter (RMONCNT) .............................................................................. 318
11.2.8 Year Counter (RYRCNT) ..................................................................................... 319
11.2.9 Second Alarm Register (RSECAR) ...................................................................... 320
11.2.10 Minute Alarm Register (RMINAR)...................................................................... 320
11.2.11 Hour Alarm Register (RHRAR) ........................................................................... 321
11.2.12 Day-of-Week Alarm Register (RWKAR)............................................................. 321
11.2.13 Day Alarm Register (RDAYAR).......................................................................... 322
11.2.14 Month Alarm Register (RMONAR) ..................................................................... 323
11.2.15 RTC Control Register 1 (RCR1)........................................................................... 323
11.2.16 RTC Control Register 2 (RCR2)........................................................................... 325
11.2.17 RTC Control Register 3 (RCR3) and Year-Alarm Register (RYRAR)
(SH7750R Only) ................................................................................................... 327
11.3 Operation ........................................................................................................................... 329
11.3.1 Time Setting Procedures ....................................................................................... 329
11.3.2 Time Reading Procedures ..................................................................................... 330
11.3.3 Alarm Function ..................................................................................................... 332
11.4 Interrupts............................................................................................................................ 333
11.5 Usage Notes ....................................................................................................................... 333
11.5.1 Register Initialization............................................................................................ 333
11.5.2 Carry Flag and Interrupt Flag in Standby Mode ................................................... 333
11.5.3 Crystal Oscillator Circuit ...................................................................................... 333
11.5.4 RTC Register Settings (SH7750 only).................................................................. 334
Section 12 Timer Unit (TMU) ...........................................................................337
12.1 Overview............................................................................................................................ 337
12.1.1 Features................................................................................................................. 337
12.1.2 Block Diagram...................................................................................................... 338
12.1.3 Pin Configuration.................................................................................................. 338
12.1.4 Register Configuration.......................................................................................... 339
12.2 Register Descriptions ......................................................................................................... 341
R01UH0456EJ0702 Rev. 7.02
Sep 24, 2013
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