Datasheet

Page xxi of xxvi
20.2.2 Receive Data Register (RDR)............................................................................... 683
20.2.3 Transmit Shift Register (TSR) .............................................................................. 683
20.2.4 Transmit Data Register (TDR).............................................................................. 684
20.2.5 Serial Mode Register (SMR) ................................................................................ 684
20.2.6 Serial Control Register 3 (SCR3) ......................................................................... 686
20.2.7 Serial Status Register (SSR) ................................................................................. 688
20.2.8 Bit Rate Register (BRR) ....................................................................................... 690
20.2.9 Sampling Mode Register (SPMR) ........................................................................ 695
20.2.10 IrDA Control Register (IrCR)............................................................................... 696
20.3 Operation in Asynchronous Mode ..................................................................................... 698
20.3.1 Clock..................................................................................................................... 698
20.3.2 SCI3 Initialization................................................................................................. 699
20.3.3 Data Transmission ................................................................................................ 700
20.3.4 Data Reception...................................................................................................... 702
20.4 Operation in Clocked Synchronous Mode ......................................................................... 706
20.4.1 Clock..................................................................................................................... 706
20.4.2 SCI3 Initialization................................................................................................. 706
20.4.3 Data Transmission ................................................................................................ 707
20.4.4 Data Reception (Clocked Synchronous Mode)..................................................... 709
20.4.5 Simultaneous Data Transmission and Reception.................................................. 711
20.5 Multiprocessor Communication Function.......................................................................... 713
20.5.1 Multiprocessor Data Transmission ....................................................................... 714
20.5.2 Multiprocessor Data Reception............................................................................. 716
20.6 IrDA Operation..................................................................................................................720
20.6.1 Transmission......................................................................................................... 721
20.6.2 Reception .............................................................................................................. 721
20.6.3 High-Level Pulse Width Selection........................................................................ 722
20.7 Noise Canceler................................................................................................................... 723
20.8 Interrupt Requests ..............................................................................................................724
20.9 Usage Notes ....................................................................................................................... 725
20.9.1 Break Detection and Processing ........................................................................... 725
20.9.2 Mark State and Break Sending ............................................................................. 725
20.9.3 Receive Error Flags and Transmit Operations
(Clocked Synchronous Mode Only) ..................................................................... 725
20.9.4 Receive Data Sampling Timing and Reception Margin
in Asynchronous Mode......................................................................................... 726
20.9.5 Relation between Writes to TDR and TDRE Flag................................................ 727
20.9.6 Restrictions on Using DTC................................................................................... 727