D12320VF25IV Datasheet, PDF (24/1304 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

13.5.3 Switching between Watchdog Timer Mode and Interval Timer Mode................ 595
13.5.4 System Reset by WDTOVF Signal...................................................................... 595
13.5.5 Internal Reset in Watchdog Timer Mode............................................................. 596
Section 14 Serial Communication Interface (SCI) ............................................597
14.1 Overview........................................................................................................................... 597
14.1.1 Features................................................................................................................ 597
14.1.2 Block Diagram ..................................................................................................... 599
14.1.3 Pin Configuration................................................................................................. 600
14.1.4 Register Configuration......................................................................................... 601
14.2 Register Descriptions ........................................................................................................ 602
14.2.1 Receive Shift Register (RSR) .............................................................................. 602
14.2.2 Receive Data Register (RDR) .............................................................................. 602
14.2.3 Transmit Shift Register (TSR) ............................................................................. 603
14.2.4 Transmit Data Register (TDR)............................................................................. 603
14.2.5 Serial Mode Register (SMR)................................................................................ 604
14.2.6 Serial Control Register (SCR).............................................................................. 607
14.2.7 Serial Status Register (SSR) ................................................................................ 611
14.2.8 Bit Rate Register (BRR) ...................................................................................... 615
14.2.9 Smart Card Mode Register (SCMR) .................................................................... 623
14.2.10 Module Stop Control Register (MSTPCR) .......................................................... 625
14.3 Operation........................................................................................................................... 626
14.3.1 Overview.............................................................................................................. 626
14.3.2 Operation in Asynchronous Mode ....................................................................... 628
14.3.3 Multiprocessor Communication Function............................................................ 639
14.3.4 Operation in Synchronous Mode ......................................................................... 647
14.4 SCI Interrupts.................................................................................................................... 656
14.5 Usage Notes ...................................................................................................................... 658
Section 15 Smart Card Interface........................................................................667
15.1 Overview........................................................................................................................... 667
15.1.1 Features................................................................................................................ 667
15.1.2 Block Diagram ..................................................................................................... 668
15.1.3 Pin Configuration................................................................................................. 669
15.1.4 Register Configuration......................................................................................... 670
15.2 Register Descriptions ........................................................................................................ 671
15.2.1 Smart Card Mode Register (SCMR) .................................................................... 671
15.2.2 Serial Status Register (SSR) ................................................................................ 673
15.2.3 Serial Mode Register (SMR)................................................................................ 675
15.2.4 Serial Control Register (SCR).............................................................................. 677
Rev.6.00 Sep. 27, 2007 Page xxii of xxx
REJ09B0220-0600