Hardware Design
Description: This is a batteryless sensor based on the BQ25505 harvester chip and the CC2650 microcontroller. This light-powered sensor node is able to read ambient sensors and broadcast measurements using BLE advertisements.
Related Publication: Sigrist L, Ahmed R, Gomez A, Thiele L. Harvesting-Aware Optimal Communication Scheme for Infrastructure-Less Sensing. Transactions on Internet of Things. 2020. ACM.
Github: Contiki-NG software and Altium hardware files.