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Section 18 Multi-Function Timer Pulse Unit (MTU)
Rev. 4.00 Sep. 14, 2005 Page 624 of 982
REJ09B0023-0400
18.6.2 Interrupt Signal Timing
TGF Flag Setting Timing in Case of Compare Match: Figure 18.64 shows the timing for
setting of the TGF flag in TSR on compare match, and TGI interrupt request signal timing.
TGR
TCNT
TCNT input
clock
N
N
N+1
Compare
match signal
TGF flag
TGI interrupt
Pφ
Figure 18.64 TGI Interrupt Timing (Compare Match)
TGF Flag Setting Timing in Case of Input Capture: Figure 18.65 shows the timing for setting
of the TGF flag in TSR on input capture, and TGI interrupt request signal timing.
TGR
TCNT
Input capture
signal
N
N
TGF flag
TGI interrupt
Pφ
Figure 18.65 TGI Interrupt Timing (Input Capture)