DS18B20 Archives - Scargill's Tech Blog

ESP8266 Progress

May 21, 2015May 21, 2015 Peter ScargillDS18B20, ESP-12, ESP12, ESP8266, MOSFET, Node Red, Raspberry Pi 212 Comments

There can be no doubt that I still have some way to go in terms of reliability with my test rig in Spain before putting this stuff in charge of the heating back home in the UK: Raspberry Pi 2 is on an un-interruptible supply but does not 100% recover…

Easy MQTT Graphing

February 6, 2015February 6, 2015 Peter ScargillDS18B20, DS18B20P, ESP8266, Java, MQTT, mqtt-spy3 Comments

I’m quite excited this morning, had an email from Kamil Baczkowicz – could I please try the latest beta of MQTT-SPY – I’ve been encouraging him to add graphing for the MQTT input as even Node-Red doesn’t do this out of the box.. sure enough he’s cracked it. Here’s a…

The ESP8266 Grand Master Plan

January 29, 2015February 1, 2015 Peter ScargillDS18B20, DS18B20P, ESP-01, ESP-02, ESP-03, ESP-04, ESP-05, ESP-06, ESP-07, ESP-08, ESP-09, ESP-10, ESP-11, ESP-12, ESP-201, ESP12, ESP826612 Comments

So… here’s where I’m up to with my little project… currently stalled until we can figure out why the ESP8266 is not recovering from loss of WIFI. This is “the plan. Using the basic MQTT code, I’ve added the ability to control GPIO0 and take input from say a Dallas…