AT73C246-EK1 Evaluation Kit User Guide
2-9
11047A–PMAAC–08-Apr-10
2.10.4
Wakeup Push Buttons
The AT73C246-EK1 provides 3 on board wakeup push buttons for startup/shutdown operations.
HRST - Pressing it for 1 second reset the AT73C246 (when the AT73C246 in “ON”).
PWREN - Pressing it for 5 sec start/stop the AT73C246.
WAKEUP0 - Pressing it once enable the sequence in PMU_WAKEUP_EVENMENT register. On the
other hand, when the AT73C246 in “ON”, pressing it for 1 second switch the AT73C246 into standby
mode.
Programming
Jumper
Figure 2-12.
Wakeup Push Buttons (SW2, SW3 and SW4)
2.10.5
LDOs Optional Programming Enable
Close J20 before any access to the state machine LDOs startup sequences.
HRST
WAKEUP0
PWREN
Содержание AT73C246-EK1
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