FAB11–Boston

This coming Monday/Tuesday/Wednesday I’ll be working with Espressif CEO Swee-Ann Teo,  Jeroen Domburg, Ivan Grokkhotkov and others at FAB11 in Boston – demonstrating how to use the ESP8266 chips in home control and other applications.Heading off from Alicante first thing in the morning tomorrow (Sunday) and arriving late afternoon in…

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ESP8266 Reliability and ID

Questions for you C programming ESP8266 guys re: the ESP SDK (1.2.0) and some possibly important info on WIFI and MQTT reliability. In the SDK: wifi_station_set_hostname wifi_station_get_hostname HOST ID….  If you do an IP scan on a windows network – ESP units will coming up as IP addresses – and…

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Accessing ESP8266 Arrays in FLASH

A new challenge – the answer to which I will post in here. Accessing an ESP8266 C array in FLASH – i.e. never touching RAM until you actually access something.  One suggestion was to ensure you use 4-byte variables.. so I tried this – it compiled – the array is…

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Lua Revisited

Back in the dark ages when the ESP8266 was something new, I had a go at the nodeMCU software, essentially implementing the Lua language (or a subset of it) on the ESP8266.  At the time I was not familiar with Lua but thanks to some of the excellent resources out…

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