Tangible Interaction
Prof. Xu Ying Qing
Professor Head,
Department of Information Art and Design,
Academy of Arts and Design,
Tsinghua University,
Beijing, China
How to build a portable USB charger?
https://www.build-electronic-circuits.com/dhtba-usb-charger/
Arduino Project: https://www.arduino.cc/
Resource:
http://www.playembedded.org/blog/en/2016/01/08/detecting-obstacle-with-ir-sensor-and-arduino/
IR Sensor http://blog.circuits4you.com/2016/04/arduino-ir-proximity-sensor-interfacing.html
http://education.rec.ri.cmu.edu/content/electronics/boe/ir_sensor/1.html
LDR (Light Dependent Registors) Circuit https://www.build-electronic-circuits.com/ldr-circuit-diagram/