Button presses a few times a day. I'd put the MCU into a deep sleep to save power and wake it upon receiving an interrupt from the button. This assumes the MCU doesn't do anything until someone presses the button. You also could set a timer to wake the MCU, say, every 100 msec and check the button.
The company says it anticipates high-definition video for home security and other uses will be the next mature technology integrated into the IoT domain, hence the introduction of its MatrixCam devkit.
Siemens and Georgia Institute of Technology are partnering to address limitations in the current additive manufacturing design-to-production chain in an applied research project as part of the federally backed America Makes program.
Most of the new 3D printers and 3D printing technologies in this crop are breaking some boundaries, whether it's build volume-per-dollar ratios, multimaterials printing techniques, or new materials types.
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