Category Archives: c-esp8266

ESP8266 and DS18B20: Transmitting Temperature Data

(click here to see index of all ESP8266 posts) I’m ready to tie together much of what I’ve learned to read a DS18B20 temperature sensor using the oneWire protocol and transmit the temperature via UDP to an echo server. (In … Continue reading

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ESP8266 / NodeMCU: Methods of Interrupting init.lua During Boot

(click here to see index of all ESP8266 posts) As mentioned in my prior post, if you have a bug in your init.lua file such that it gets hung in a loop and/or reboots inifinitely, then the only way to … Continue reading

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ESP8266 NodeMCU/LUA: Saving, Executing, and Compiling Script Files

(click here to see index of all ESP8266 posts) In all of my prior experiments, I have simply executed code as I load it to the ESP8266. I have not saved and executed scripts from the ESP8266 Flash memory yet. … Continue reading

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ESP8266 UDP to/from Raspberry Pi running Lazaraus / Free Pascal

(click here to see index of all ESP8266 posts) This is a variation on the theme of the prior post, except in this case, the ESP8266 sends a UDP packet to the RPI which processes it using Lazarus / Free … Continue reading

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ESP8266 UDP to/from Raspberry Pi running LUA

(click here to see index of all ESP8266 posts) This is just a different twist to my prior post ESP8266 Reading/Writing GPIO and Transmitting/Receiving UDP Packets In that post I send UDP packets to a Raspberry Pi running the echo … Continue reading

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ESP8266 Reading/Writing GPIO and Transmitting/Receiving UDP Packets

(click here to see index of all ESP8266 posts) First, I should mention that I stopped using LUALOADER that I mentioned in a prior post. I don’t know why I was having issues, but I simply could not get it … Continue reading

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ESP8266 / NodeMCU: Establishing a Network Connection

(click here to see index of all ESP8266 posts) Before I could experiment with network connectivity, I needed to get the ESP8266 connected to my wireless LAN. So far I have used the ESP8266 as a network connected device (e.g. … Continue reading

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ESP8266 NodeMCU DevKit Development Board

(click here to see index of all ESP8266 posts) Before I get started trying to write anything for the ESP8266, I decided to get a NodeMCU dev board: This exposes all the pins, let’s you connect directly to a USB … Continue reading

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Installing NodeMCU LUA Firmware on ESP8266 WIFI Module

(click here to see index of all ESP8266 posts) In my experimentation, so far, the ESP8266 is pretty cool but using the AT command interface requires at least an Arduino to do anything useful. Say I want to monitor a … Continue reading

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Basic ESP8266 Setup and Operation

(click here to see index of all ESP8266 posts) I started playing with an ESP8266-01 WIFI module a bit in the last week. The ESP8266 is a cheap and small WIFI module that communicates serially almost exactly like the GPRS … Continue reading

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