SH7032 Datasheet, PDF (290/687 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Section 10 16-Bit Integrated Timer Pulse Unit (ITU)
• Input capture operation
Figure 10.24 illustrates input capture. The falling edge of TIOCB and both edges of TIOCA
are selected as input capture edges. In the example, TCNT is set to clear at GRB input capture.
TCNT
value
H'0180
H'0160
Counter cleared
by TIOCB input
(falling edge)
H'0005
H'0000
TIOCB
Time
TIOCA
GRA
H'0005
H'0160
GRB
H'0180
Figure 10.24 Input Capture Operation
Rev. 7.00 Jan 31, 2006 page 264 of 658
REJ09B0272-0700