p2125vps20 Renesas Electronics Corporation., p2125vps20 Datasheet - Page 281

• Manufacturer Part Number: p2125vps20
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

This LSI has two channels on-chip 16-bit cycle measurement timers (TCM). Each TCM has a 16-
bit counter that provides the basis for measuring the periods of input waveforms from fans.
12.1
• Capable of measuring the periods of input waveforms from fans
• Sensed edge is selectable
• 16-bit compare match
• 16-bit resolution
• Selectable counter clock
• Four interrupt sources
TIM8FR1A_000020020300
 Any of seven internal clocks or an external clock
 Counter overflow
 Cycle limit overflow
 Compare match
 Triggering of input capture
Section 12 16-Bit Cycle Measurement Timer (TCM)
Features
Section 12 16-Bit Cycle Measurement Timer (TCM)
Rev. 1.00 Sep. 21, 2006 Page 243 of 658
REJ09B0310-0100