SH7144 Datasheet, PDF(332/773 Page) Renesas Technology Corp – Hitachi SuperH RISC engine

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SH7144 Datasheet, PDF (332/773 Pages) Renesas Technology Corp – Hitachi SuperH RISC engine

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TCFV Flag/TCFU Flag Setting Timing: Figure 11.66 shows the timing for setting of the TCFV

flag in TSR on overflow, and TCIV interrupt request signal timing.

Figure 11.67 shows the timing for setting of the TCFU flag in TSR on underflow, and TCIU

interrupt request signal timing.

PÏ

TCNT input

clock

TCNT

(overflow)

Overflow

signal

TCFV flag

H'FFFF

H'0000

TCIV interrupt

Figure 11.66 TCIV Interrupt Setting Timing

PÏ

TCNT

input clock

TCNT

(underflow)

Underflow

signal

TCFU flag

H'0000

H'FFFF

TCIU interrupt

Figure 11.67 TCIU Interrupt Setting Timing

Rev. 2.0, 09/02, page 292 of 732

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