Datasheet

Section 10 16-Bit Free-Running Timer (FRT)
Rev. 2.00 Aug. 20, 2008 Page 375 of 1198
REJ09B0403-0200
Section 10 16-Bit Free-Running Timer (FRT)
This LSI has a 16-bit free-running timer (FRT).
10.1 Features
• Selection of four clock sources
 One of the three internal clocks (φ/2, φ/8, or φ/32) can be selected.
• Two independent comparators
• Counter clearing
 The free-running counters can be cleared on compare-match A.
• Three independent interrupts
 Two compare-match interrupts and one overflow interrupt can be requested independently.
• Special functions provided by automatic addition function
 The contents of OCRAR and OCRAF can be added to the contents of OCRA
automatically, enabling a periodic waveform to be generated without software intervention.