HD64F3039F18 Datasheet, PDF (265/710 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Series

Section 8 16-Bit Integrated Timer Unit (ITU)
Examples of input capture: Figure 8.24 illustrates input capture when the falling edge of TIOCB
and both edges of TIOCA are selected as capture edges. TCNT is cleared by input capture into
GRB.
TCNT value
H'0180
H'0160
H'0005
H'0000
TIOCB
Counter cleared by TIOCB
input (falling edge)
Time
TIOCA
GRA
H'0005
H'0160
GRB
H'0180
Figure 8.24 Input Capture (Example)
Rev.3.00 Mar. 26, 2007 Page 241 of 682
REJ09B0353-0300