HD6413008VF25 Datasheet, PDF (26/688 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 12 Serial Communication Interface ................................................................ 321
12.1 Overview........................................................................................................................... 321
12.1.1 Features................................................................................................................ 321
12.1.2 Block Diagram..................................................................................................... 323
12.1.3 Pin Configuration................................................................................................. 324
12.1.4 Register Configuration......................................................................................... 325
12.2 Register Descriptions ........................................................................................................ 326
12.2.1 Receive Shift Register (RSR) .............................................................................. 326
12.2.2 Receive Data Register (RDR) .............................................................................. 326
12.2.3 Transmit Shift Register (TSR) ............................................................................. 327
12.2.4 Transmit Data Register (TDR)............................................................................. 327
12.2.5 Serial Mode Register (SMR) ............................................................................... 328
12.2.6 Serial Control Register (SCR).............................................................................. 332
12.2.7 Serial Status Register (SSR) ................................................................................ 337
12.2.8 Bit Rate Register (BRR) ...................................................................................... 342
12.3 Operation .......................................................................................................................... 350
12.3.1 Overview.............................................................................................................. 350
12.3.2 Operation in Asynchronous Mode ....................................................................... 353
12.3.3 Multiprocessor Communication........................................................................... 362
12.3.4 Synchronous Operation........................................................................................ 369
12.4 SCI Interrupts.................................................................................................................... 377
12.5 Usage Notes ...................................................................................................................... 378
12.5.1 Notes on Use of SCI ............................................................................................ 378
Section 13 Smart Card Interface ..................................................................................... 383
13.1 Overview........................................................................................................................... 383
13.1.1 Features................................................................................................................ 383
13.1.2 Block Diagram..................................................................................................... 384
13.1.3 Pin Configuration................................................................................................. 385
13.1.4 Register Configuration......................................................................................... 385
13.2 Register Descriptions ........................................................................................................ 386
13.2.1 Smart Card Mode Register (SCMR) .................................................................... 386
13.2.2 Serial Status Register (SSR) ................................................................................ 388
13.2.3 Serial Mode Register (SMR) ............................................................................... 389
13.2.4 Serial Control Register (SCR).............................................................................. 390
13.3 Operation .......................................................................................................................... 391
13.3.1 Overview.............................................................................................................. 391
13.3.2 Pin Connections ................................................................................................... 391
13.3.3 Data Format ......................................................................................................... 392
13.3.4 Register Settings .................................................................................................. 394
Rev.4.00 Aug. 20, 2007 Page xxiv of xliv
REJ09B0395-0400