DF2211NP24V Renesas Technology / Hitachi Semiconductor, DF2211NP24V Datasheet - Page 28

• Manufacturer Part Number: DF2211NP24V
• Description: H8S/2200 Series, 2212 Group, USB, RTC, HSS TNP-64B; Vcc= 2.7 to 3.6 volts, Temp= -20 to 75 C; Package: PVQN0064LB-A
• Manufacturer: Renesas Technology / Hitachi Semiconductor

Section 11 Realtime Clock (RTC)
11.1 Features ............................................................................................................................. 349
11.2 Input/Output Pin ................................................................................................................ 350
11.3 Register Descriptions......................................................................................................... 350
11.4 Operation ........................................................................................................................... 358
11.5 Interrupt Source................................................................................................................. 360
11.6 Operating State in Each Mode........................................................................................... 361
11.7 Usage Notes....................................................................................................................... 362
Section 12 Serial Communication Interface
12.1 Features ............................................................................................................................. 363
12.2 Input/Output Pins .............................................................................................................. 367
12.3 Register Descriptions......................................................................................................... 367
Rev.7.00 Dec. 24, 2008 Page xxviii of liv
REJ09B0074-0700
10.5.1 Notes on Register Access ..................................................................................... 346
10.5.2 Contention between Timer Counter (TCNT) Write and Increment...................... 347
10.5.3 Changing Value of CKS2 to CKS0 ...................................................................... 348
10.5.4 Switching between Watchdog Timer Mode and Interval Timer Mode ................ 348
10.5.5 Internal Reset in Watchdog Timer Mode ............................................................. 348
10.5.6 OVF Flag Clearing in Interval Timer Mode......................................................... 348
11.3.1 Second Data Register (RSECDR) ........................................................................ 350
11.3.2 Minute Data Register (RMINDR) ........................................................................ 351
11.3.3 Hour Data Register (RHRDR).............................................................................. 352
11.3.4 Day-of-Week Data Register (RWKDR)............................................................... 353
11.3.5 RTC Control Register 1 (RTCCR1) ..................................................................... 354
11.3.6 RTC Control Register 2 (RTCCR2) ..................................................................... 355
11.3.7 Clock Source Select Register (RTCCSR) ............................................................ 356
11.3.8 Extended Module Stop Register (EXMDLSTP) .................................................. 357
11.4.1 Initial Settings of Registers after Power-On and Resetting Procedure ................. 358
11.4.2 Time Data Reading Procedure.............................................................................. 359
12.1.1 Block Diagram ..................................................................................................... 365
12.3.1 Receive Shift Register (RSR)............................................................................... 368
12.3.2 Receive Data Register (RDR) .............................................................................. 368
12.3.3 Transmit Data Register (TDR) ............................................................................. 368
12.3.4 Transmit Shift Register (TSR).............................................................................. 368
12.3.5 Serial Mode Register (SMR) ................................................................................ 369
12.3.6 Serial Control Register (SCR) .............................................................................. 373
12.3.7 Serial Status Register (SSR)................................................................................. 377
12.3.8 Smart Card Mode Register (SCMR) .................................................................... 383
12.3.9 Serial Extended Mode Register A_0 (SEMRA_0)............................................... 384
12.3.10 Serial Extended Mode Register B_0 (SEMRB_0) ............................................... 386
.................................................................................. 349
................................................................. 363