Datasheet

Rev. 3.00 Sep. 28, 2009 Page xxxvii of xliv
REJ09B0350-0300
13.7.3 Input Capture Operation ....................................................................................... 381
13.8 Interrupt Sources................................................................................................................ 383
13.9 Usage Notes ....................................................................................................................... 384
13.9.1 Conflict between TCNT Write and Counter Clear................................................ 384
13.9.2 Conflict between TCNT Write and Count-Up ...................................................... 384
13.9.3 Conflict between TCOR Write and Compare-Match............................................ 385
13.9.4 Conflict between Compare-Matches A and B ...................................................... 385
13.9.5 Switching of Internal Clocks and TCNT Operation.............................................. 386
13.9.6 Mode Setting with Cascaded Connection ............................................................. 388
13.9.7 Module Stop Mode Setting ................................................................................... 388
Section 14 Watchdog Timer (WDT)..................................................................389
14.1 Features.............................................................................................................................. 389
14.2 Input/Output Pins............................................................................................................... 391
14.3 Register Descriptions ......................................................................................................... 391
14.3.1 Timer Counter (TCNT)......................................................................................... 391
14.3.2 Timer Control/Status Register (TCSR)................................................................. 392
14.4 Operation ........................................................................................................................... 396
14.4.1 Watchdog Timer Mode......................................................................................... 396
14.4.2 Interval Timer Mode............................................................................................. 397
14.5 Interrupt Sources................................................................................................................ 398
14.6 Usage Notes ....................................................................................................................... 398
14.6.1 Notes on Register Access...................................................................................... 398
14.6.2 Conflict between Timer Counter (TCNT) Write and Increment........................... 399
14.6.3 Changing Values of CKS2 to CKS0 Bits.............................................................. 400
14.6.4 Changing Value of PSS Bit................................................................................... 400
14.6.5 Switching between Watchdog Timer Mode and Interval Timer Mode................. 400
Section 15 Serial Communication Interface (SCI) ............................................401
15.1 Features.............................................................................................................................. 401
15.2 Input/Output Pins............................................................................................................... 403
15.3 Register Descriptions ......................................................................................................... 404
15.3.1 Receive Shift Register (RSR) ............................................................................... 405
15.3.2 Receive Data Register (RDR) ............................................................................... 405
15.3.3 Transmit Data Register (TDR).............................................................................. 405
15.3.4 Transmit Shift Register (TSR) .............................................................................. 405
15.3.5 Serial Mode Register (SMR) ................................................................................ 406
15.3.6 Serial Control Register (SCR)............................................................................... 409
15.3.7 Serial Status Register (SSR) ................................................................................. 412
15.3.8 Smart Card Mode Register (SCMR)..................................................................... 417