Week 3 Techniques – Hardware for Wearables

Week 3 Presentation: Here

 

Class Notes

Microcontrollers

Sewable Microcontrollers

• Adafruit Flora
• Adafruit Gemma
• Adafruit Circuit Playground (includes sensors)
• Sparkfun Lilypad
• DFRobot Beetle (Bluetooth)

Small Microcontrollers

• Adafruit Trinket

Installing Boards

• Adafruit Tutorial

Sensors

• Accelerometers: movement
• Gyroscope: rotation
• Flex sensor: bend
• Force sensor(FSR): pressure
• Stretch sensor
• Muscle sensor: ECG (Electrocardiography)
• Microphone
• EEG(Electroencephalography)
• Capacitive Touch Sensor
• DIY Sensors

Digital Read

Analog Read

Internal Pull-up Resistor

Installing Libraries

• Arduino Tutorial

I2C Communication

Actuators

• Light: LEDs
• Tactile: motors
• Heat: heating pad

DigitalWrite

AnalogWrite

NeoPixels

In-class Demo Code

https://github.com/ZhuJingwen/circuit-playground-examples

https://github.com/ZhuJingwen/intro-to-wearables-2019