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What is [Block]? Motivation At home Hands occupied Kneading dough - - PowerPoint PPT Presentation
What is [Block]? Motivation At home Hands occupied Kneading dough - - PowerPoint PPT Presentation
What is [Block]? Motivation At home Hands occupied Kneading dough Babysitting Quality time with family Limit personal phone use Important notifications Improves quality of your home experience Features
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Motivation
- At home
- Hands occupied
○ Kneading dough ○ Babysitting ○ Quality time with family
- Limit personal phone use
- Important notifications
- Improves quality of your home experience
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Features
- Smartphone notification passing
- Bluetooth communications
- Gesture control scrolling
- At a glance display
- Light show
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Android Phone
How does it all work?
Arduino Mega RGB Panel NeoPixel LEDs Bluetooth Dongle Ultrasonic Sensors
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State Machines
post? app in curr? index = app curr.append(app) index = app total++ total-- index = (index - 1) % total curr.delete(app)
Detecting right swipes Notification update logic
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Look & Feel
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Software Details
- Android
○ JodaTime ○ NotificationListenerService & Bluetooth LE, targets android API 18 +
- Arduino Libraries
○ Adafruit_NeoPixel.h ○ Adafruit_GFX.h ○ RGBmatrixPanel.h ○ Adafruit_BLE_UART.h
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Performance Analysis
Performance Notification receive time ~1000ms Bluetooth connection speed ~200ms Ultrasonic sensor response time per reading ~20 - 30 ms Minimum time to recognize gesture 4 readings per gesture = ~80ms Ultrasonic sensor range ~200 mm
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Performance Notification receive time ~1000ms Bluetooth connection speed ~200ms Ultrasonic sensor response time per reading ~20 - 30 ms Minimum time to recognize gesture 4 readings per gesture = ~80ms Ultrasonic sensor range ~200 mm
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Challenges
- Gesture Control
ഠ LeapMotion → Ultrasonic
- Not Enough DIO/PWM Pins
ഠ Uno x3 → BT, LEDs, Ultrasonic ഠ Arduino Uno → Arduino Mega
- Insufficient Power Supply
ഠ USB → Regulated 5V/10A ഠ Impacted sensor readings
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Usability
- PCB for cleaner housing
- Interactive sensors
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clear notifications
- Informative actuators
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display notification details
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audio feedback (read messages)
Extensions
- Phone calls & Voice commands
- User modes
Aesthetics
- Color customization
- Improved UI e.g. sliding animations
Improvements
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OTHER DRAFTED MATERIALS
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Arduino Mega
RGB Panel NeoPixel LEDs Android Phone Ultrasonic Sensors
Inputs Outputs System
Bluetooth Module Notifications
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Right Sensor Left Sensor 20 40 60 80 100 120 140 160 180 200
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post? app in curr? index = app curr.append(app) index = app total++ total-- index = (index - 1) % total curr.delete(app)