SH7040 Datasheet, PDF(429/923 Page) Renesas Technology Corp – Renesas 32-Bit Single-Chip RISC Microprocessor SuperH RISC engine Family/SH7040 Series(CPU Core SH-2)

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SH7040 Datasheet, PDF (429/923 Pages) Renesas Technology Corp – Renesas 32-Bit Single-Chip RISC Microprocessor SuperH RISC engine Family/SH7040 Series(CPU Core SH-2)

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12.7.4 Contention between TCNT Write and Increment

If a count-up signal is issued in the T2 state during the TCNT write cycle, TCNT write has priority,

and the counter is not incremented (figure 12.78).

TCNT write cycle

T1

T2

Ï

Address

TCNT address

Write signal

TCNT input

clock

TCNT

N

M

TCNT write data

Figure 12.78 TCNT Write and Increment Contention

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