r4f2426 Renesas Electronics Corporation., r4f2426 Datasheet - Page 788

• Manufacturer Part Number: r4f2426
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2400 Series
• Manufacturer: Renesas Electronics Corporation.

Section 11 16-Bit Timer Pulse Unit (TPU)
(3)
Figure 11.41 shows the timing for setting of the TCFV flag in TSR by overflow occurrence, and
the TCIV interrupt request signal timing.
Figure 11.42 shows the timing for setting of the TCFU flag in TSR by underflow occurrence, and
the TCIU interrupt request signal timing.
Rev. 1.00 Sep. 19, 2008 Page 760 of 1270
REJ09B0466-0100
TCFV Flag/TCFU Flag Setting Timing
(overflow)
TCNT input
clock
Overflow
signal
TCFV flag
TCIV interrupt
TCNT
φ
TCNT
(underflow)
TCNT
input clock
Underflow
signal
TCFU flag
TCIU interrupt
φ
Figure 11.41 TCIV Interrupt Setting Timing
Figure 11.42 TCIU Interrupt Setting Timing
H'FFFF
H'0000
H'0000
H'FFFF