Datasheet

Section 9 16-Bit Timer Pulse Unit (TPU)
Rev.7.00 Feb. 14, 2007 page 378 of 1108
REJ09B0089-0700
TCFV Flag/TCFU Flag Setting Timing: Figure 9.44 shows the timing for setting of the TCFV
flag in TSR by overflow occurrence, and TCIV interrupt request signal timing.
Figure 9.45 shows the timing for setting of the TCFU flag in TSR by underflow occurrence, and
TCIU interrupt request signal timing.
Overflow
signal
TCNT
(overflow)
TCNT input
clock
φ
H'FFFF H'0000
TCFV flag
TCIV interrupt
Figure 9.44 TCIV Interrupt Setting Timing
Underflow signal
TCNT
(underflow)
TCNT
input clock
φ
H'0000 H'FFFF
TCFU flag
TCIU interrupt
Figure 9.45 TCIU Interrupt Setting Timing