ARM Architecture - Power Modes
In a device's power management code, the low power mode is never activated because of a wrong condition check. What should be fixed?
In a device's power management code, the low power mode is never activated because of a wrong condition check. What should be fixed?
medium📝 Analysis Q7 of 15
Step-by-Step Solution
Solution:
Step 1: Identify the cause of low power mode not activating
The condition check is incorrect, preventing mode switch.Step 2: Determine the fix
Fixing the condition to detect correct situations enables low power mode.Final Answer:
Correct the condition so it properly detects when to switch to low power mode -> Option AQuick Check:
Fix condition check = Enable low power mode [OK]
Quick Trick: Fix condition checks to enable power mode switching [OK]
Common Mistakes:
- Removing power modes instead of fixing logic
- Increasing CPU speed to trigger low power mode
- Disabling battery to save power
Master "Power Modes" in ARM Architecture
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