HD6417706 Datasheet, PDF(587/709 Page) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series

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HD6417706 Datasheet, PDF (587/709 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series

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â¢ Timing for Canceling Software Standbys

Software Standby to Interrupt:

Oscillation stops

Interrupt request

WDT overflow

CKIO

STATUS

Normal*2

Standby*1

WDT count

Normal*2

Notes: 1. Standby: LH (STATUS1 low, STATUS0 high)

2. Normal: LL (STATUS1 low, STATUS0 low)

Figure 22.4 Software Standby to Interrupt STATUS Output

Software Standby to Power-On Reset:

Oscillation stops

Reset

CKIO

*1

STATUS

Normal*4

Standby*3

*6

Reset*2

Normal*4

Notes:

0 to 10 Bcyc*5

0 to 30 Bcyc*5

1. When software software standby mode is cleared with a power-on reset, the WDT does not count.

Keep

low during the PLL's oscillation settling time.

2. Reset:

HH (STATUS1 high, STATUS0 high)

3. Standby: LH (STATUS1 low, STATUS0 high)

4. Normal: LL (STATUS1 low, STATUS0 low)

5. Bcyc:

Bus clock cycle

6. Undefined

Figure 22.5 Software Standby to Power-On Reset STATUS Output

Rev. 4.00, 03/04, page 541 of 660

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