C Programming Archives - Scargill's Tech Blog

ESP8266 Debug

June 18, 2015June 18, 2015 Peter ScargillC Programming, 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-12E, ESP-201, ESP12, ESP826618 Comments

So – I’ve learned quiet a lot in the past few days.. Watchdogs on the ESP8266 Since Espressif SDK 1.01 or thereabouts, watchdog timer operation seems to have changed – delays of any length even in init() are out – or so it would seem? So I got onto Stanza…

In a Far Distance Galaxy

April 26, 2015 Peter ScargillArduino, ATMega1284pu, C Programming, ESP-0117 Comments

A long, long time ago in a far distant…well, world, when I was pretty much using Arduinos for everything, the ESP-01 came along and my friend and colleague Aidan made a little board to handle a relay, an LCD display and.. an ESP-01. At the time we had no use…

Home Control The Next Step

April 1, 2015April 1, 2015 Peter ScargillC Programming, ESP-01, ESP-02, ESP-03, ESP-04, ESP-05, ESP-06, ESP-07, ESP-08, ESP-09, ESP-10, ESP-11, ESP-12, ESP12, ESP8266, Internet of Things, MQTT, Node Red, Raspberry Pi 2, WIFI4 Comments

As regular readers will know I’ve pretty much gotten to grips with the whole home control thing having after much research settled on a largely MQTT-based setup using the excellent new Raspberry Pi2 as a hub with Node-Red. Though it could just as easily have been any proper Linux or…

C ? Construct

March 8, 2015March 8, 2015 Peter ScargillC Programming5 Comments

For the LIFE of me I do not know why this statement is failing. There are two versions of settings for port outputs here – the one in red and the one in blue. If I choose the blue version it will only work in one direction, not the other.…