Datasheet

Rev. 2.00 Sep. 28, 2009 Page xxxi of xl
REJ09B0452-0200
13.7.3 Input Capture Operation ....................................................................................... 382
13.8 Interrupt Sources................................................................................................................ 384
13.9 Usage Notes ....................................................................................................................... 385
13.9.1 Conflict between TCNT Write and Counter Clear................................................ 385
13.9.2 Conflict between TCNT Write and Count-Up ...................................................... 385
13.9.3 Conflict between TCOR Write and Compare-Match............................................ 386
13.9.4 Conflict between Compare-Matches A and B ...................................................... 386
13.9.5 Switching of Internal Clocks and TCNT Operation.............................................. 387
13.9.6 Mode Setting with Cascaded Connection ............................................................. 389
13.9.7 Module Stop Mode Setting ................................................................................... 389
Section 14 Watchdog Timer (WDT)....................................................................391
14.1 Features .............................................................................................................................. 391
14.2 Input/Output Pins ............................................................................................................... 393
14.3 Register Descriptions ......................................................................................................... 393
14.3.1 Timer Counter (TCNT)......................................................................................... 394
14.3.2 Timer Control/Status Register (TCSR)................................................................. 394
14.4 Operation ........................................................................................................................... 398
14.4.1 Watchdog Timer Mode......................................................................................... 398
14.4.2 Interval Timer Mode............................................................................................. 399
14.5 Interrupt Sources................................................................................................................ 400
14.6 Usage Notes ....................................................................................................................... 400
14.6.1 Notes on Register Access...................................................................................... 400
14.6.2 Conflict between Timer Counter (TCNT) Write and Increment........................... 401
14.6.3 Changing Values of CKS2 to CKS0 Bits.............................................................. 402
14.6.4 Changing Value of PSS Bit................................................................................... 402
14.6.5 Switching between Watchdog Timer Mode and Interval Timer Mode................. 402
Section 15 Serial Communication Interface (SCI) ..............................................403
15.1 Features .............................................................................................................................. 403
15.2 Input/Output Pins ............................................................................................................... 405
15.3 Register Descriptions ......................................................................................................... 406
15.3.1 Receive Shift Register (RSR) ............................................................................... 407
15.3.2 Receive Data Register (RDR) ............................................................................... 407
15.3.3 Transmit Data Register (TDR).............................................................................. 407
15.3.4 Transmit Shift Register (TSR) .............................................................................. 407
15.3.5 Serial Mode Register (SMR) ................................................................................ 408
15.3.6 Serial Control Register (SCR)............................................................................... 411
15.3.7 Serial Status Register (SSR) ................................................................................. 414
15.3.8 Smart Card Mode Register (SCMR)..................................................................... 418