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4 questions
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votes
1
answer
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Reading data with ADXL345 only when new data arrives
I am using ADXL345 with Uno and ESP32. I am using ADXL345 with 50 Hz like this :
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1
vote
1
answer
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Interrupt circuit
I'm using an 'Arduino like' board with a PIR sensor that gives 3.3V when movement is detected.
The board usually stays in sleep mode, and wakes up when a LOW value is given to a specific pin.
What'...
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2
votes
2
answers
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Ultrasonic sensor(ping) and deep sleep Arduino
Is it possible to use an ultrasonic sensor to wake up an Arduino which is in deep sleep when an object is detected within a few cm and then do stuff?
CommunityBot
- 1
1
vote
1
answer
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ADXL345 Arduino UNO Activity Inactivity interrupt
I have DATA_READY, Activity and Inactivity interrupts mapped from INT1 to INT0 on the arduino. DATA_READY works fine, the problem is Activity and Inactivity are always set to 0 in the INT_SOURCE ...
CommunityBot
- 1