Overview
A sensor the size of a matchbox, running for years on one battery, can tell you that a pipe is
Devices
An IoT device is one of two things, and sometimes both:
Network technologies
This is where most procurement debates happen, and they are usually the wrong debate. Range, power
Protocols
A protocol is a set of rules for how data moves between machines. Without shared rules, two devices
Data formats: JSON and XML
A protocol moves bytes. A data format, also called a data protocol, decides what those bytes say,
Data models
This is the layer that turns data into knowledge, and it is the one most projects underestimate.
Platform and applications
Everything below this point is specific to some technology. Everything above it is not. That is the