Timing For Hardware Standby Mode - Renesas H8/3067 Series User Manual

Section 20 Power-Down State
20.5.3

Timing for Hardware Standby Mode

Figure 20.2 shows the timing relationships for hardware standby mode. To enter hardware standby
mode, first drive RES low, then drive STBY low. To exit hardware standby mode, first drive
STBY high, wait for the clock to settle, then bring RES from low to high.
Clock
oscillator
RES
STBY
Rev. 4.00 Jan 26, 2006 page 690 of 938
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Figure 20.2 Hardware Standby Mode Timing
Oscillator
settling time
Reset
exception
handling