Integración IDM: Sonoff Switches

Veamos en esta entrada como programar los interruptores inálambricos Sonoff con el mismo firmware que llevan los nodos de Logic Wire.

sonoff-headline

Continue reading

Advertisements

RS-485 RRP (Round Robin Protocol)

The goal of IDM is to communicate devices that use different technologies. One of this network technology is RS-485, but it does not specify the means to send messages from any device on any time. This protocol tries to solve the problem.

Overview

Any RS-485 network has multiple devices using a master-slave paradigm (or in the RS-485 nomenclature, driver-reader). Only the driver can write on the bus, and all readers can read. Every node could became a driver, but there should be just one driver on the network at a given time.

RS-485 only describes the most low level layer, giving the network layer to be part of the application protocol. In this case, we have designed a protocol called Round Robin Protocol (RRP).

Continue reading

Evanes to help people to scape from a building in fire

Evacuate people during a disaster such as fire is quite a challenge. You are doing your work and suddenly a fire surprised you, panic conquers you and you don’t know what to do. Evanes is intelligent system to generate guided plans to scape from a building in fire with the aim to help people in such situations, you won’t be alone anymore, evanes will take care of you.

Continue reading