<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div><br></div><div><br></div><hr id="zwchr" data-marker="__DIVIDER__"><div data-marker="__HEADERS__"><blockquote style="border-left: 2px solid #1010FF; margin-left: 5px; padding-left: 5px; color: #000; font-weight: normal; font-style: normal; text-decoration: none; font-family: Helvetica,Arial,sans-serif; font-size: 12pt;" data-mce-style="border-left: 2px solid #1010FF; margin-left: 5px; padding-left: 5px; color: #000; font-weight: normal; font-style: normal; text-decoration: none; font-family: Helvetica,Arial,sans-serif; font-size: 12pt;"><b>From: </b>"Jim Kinney" <jim.kinney@gmail.com><br><b>To: </b>"Atlanta Linux Enthusiasts - Yes! We run Linux!" <ale@ale.org><br><b>Sent: </b>Tuesday, July 26, 2016 9:06:54 PM<br><b>Subject: </b>Re: [ale] IoT<br></blockquote></div><div data-marker="__QUOTED_TEXT__"><blockquote style="border-left: 2px solid #1010FF; margin-left: 5px; padding-left: 5px; color: #000; font-weight: normal; font-style: normal; text-decoration: none; font-family: Helvetica,Arial,sans-serif; font-size: 12pt;" data-mce-style="border-left: 2px solid #1010FF; margin-left: 5px; padding-left: 5px; color: #000; font-weight: normal; font-style: normal; text-decoration: none; font-family: Helvetica,Arial,sans-serif; font-size: 12pt;"><p dir="ltr">What's your replacement for zigbee?</p></blockquote><div>NodeMCU ESP-12Es.<br></div><div><br data-mce-bogus="1"></div><div>I started using one to monitor moisture in a ceiling after a bathroom remodel to a tiled shower. I then added temp/humdity. I then added power control, etc.</div><div><br data-mce-bogus="1"></div><div>Each runs MQTT. I'm running Mosquitto on Linux.</div><div><br></div><div>To bridge my X10 legacy power control I wrote a program that subscribes to x10/<house>/<device> topics. It then executes bottlerocket using a firecracker on ttyS0. I have a device that will allow Linux to read X10 messages on power, but I have to build it. Once done then my X10 button transmit devices can bridge to MQTT.</div><div><br data-mce-bogus="1"></div><div>You can buy NodeMCUs from Amazon for about $10. China about $3. Relay for power control about $1. I have found some pre-made devices for around $7 that can be reprogrammed. The benefit is that they include the enclosure.</div><div><br data-mce-bogus="1"></div><div>Using esp-link firmware you can take the NodeMCU and turn it into a "wifi shield" for Arduino. I investigated Zigbee and Z-Wave to replace my X10, but I found NodeMCU and will not look back.</div><div><br data-mce-bogus="1"></div><div>I was using REST and then found MQTT. I wrote a REST to MQTT gateway so I could still use REST from clients if required. </div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div> </div></div></div></body></html>