SH7144 Datasheet, PDF (331/773 Pages) Renesas Technology Corp – Hitachi SuperH RISC engine

11.6.2 Interrupt Signal Timing
TGF Flag Setting Timing in Case of Compare Match: Figure 11.64 shows the timing for
setting of the TGF flag in TSR on compare match, and TGI interrupt request signal timing.
Pφ
TCNT input
clock
TCNT
N
N+1
TGR
N
Compare
match signal
TGF flag
TGI interrupt
Figure 11.64 TGI Interrupt Timing (Compare Match)
TGF Flag Setting Timing in Case of Input Capture: Figure 11.65 shows the timing for setting
of the TGF flag in TSR on input capture, and TGI interrupt request signal timing.
Pφ
Input capture
signal
TCNT
N
TGR
N
TGF flag
TGI interrupt
Figure 11.65 TGI Interrupt Timing (Input Capture)
Rev. 2.0, 09/02, page 291 of 732