Tempea slave implementation on an ESP8266

Flash ESP8266 with Arduino (NONOS)

This How-To is based on this great explanations by tttapa

• Install esptool

• Get the latest NONOS firmware from here

• Extract the firmware and navigate into the bin directory of the extracted firmware

$ cd ~/Downloads/ESP8266_NONOS_SDK-3.0/bin

• Build up the schematic shown here

• Connect the Arduino via USB to your pc and check the port with

dmesg

• Note the port, it should look something like /dev/ttyACM3

• Put the ESP into program mode by following these steps:

  1. Press and hold the "Reset"-Button
  2. Press and hold the "Progam"-Button
  3. Release the "Reset"-Button
  4. Release the "Program"-Button

• Flash the latest firmware with the following command:

$ esptool -p /dev/ttyACM3 --chip esp8266 write_flash -fm dio 0x00000 boot_v1.7.bin 0x10000 at/1024+1024/user1.2048.new.5.bin 0xfc000 esp_init_data_default_v08.bin 0xfe000 blank.bin

C++ Version

Installation for Arduino IDE (C++ Version)

• Start Arduino and open Preferences window.
• Enter https://arduino.esp8266.com/stable/package_esp8266com_index.json into Additional Board Manager URLs field. You can add multiple URLs, separating them with commas.
• Open Boards Manager from Tools > Board menu and find esp8266 platform.
• Select the version you need from a drop-down box.
• Click install button.
• Don’t forget to select your ESP8266 board from Tools > Board menu after installation.

Installation of the PubSubClient for Arduino IDE (C++ Version)

• Open Manage Libraries... from Tools and find PubSubClient by Nick O' Leary.
• Select the version you need from a drop-down box.
• Click install button.

Installation of the OneWire for Arduino IDE (C++ Version)

• Open Manage Libraries... from Tools and find OneWire by Jim Studt.
• Select the version you need from a drop-down box.
• Click install button.

Installation of the DallasTemperature for Arduino IDE (C++ Version)

• Open Manage Libraries... from Tools and find DallasTemperature by Miles Burton.
• Select the version you need from a drop-down box.
• Click install button.

Dependencies

• board esp8266 (v2.3.0)
• lib PubSubClient (v2.6.0)
• lib OneWire (v2.3.4)
• lib DallasTemperature (v3.8.0)

Contribute

Every help is appreciated, take a look at the Contributing file.