Programming ESP8266 to Establish Communication with Broker A simple Arduino code takes care of all the necessary communications between the MQTT broker and the NodeMCU. In this section, we will learn ...

The ESP8266-12 E/F module programmer used by the author is shown in Fig. 1. Fig. 1: ESP8266-12 E/F module programmer used by the author The process of designing and building a project using ESP8266 ...

Select the serial port to which cable is attached from Tools -> Port. ESP8266 comes with libraries and examples which can be directly accessed from Arduino IDE. Open Arduino IDE and then Open BasicOTA ...

Amica NodeMCU ESP8266MOD to Arduino IDE gives garbage / gibberish serial monitor output. Note that the Blink examples function perfectly (both native Arduino and ESP8266 versions). The only good ...

Hi everyone! I am trying to use a nodemuc in the slave mode to do the SPI communication with a arduino uno (master mode). I don't know how to write the code for the slave part. I did some search work, ...

As you can see in the schematic all three TC74 sensors have their SDA and SCL pins connected in series to pin A4 and A5 on the Arduino board. The two 4.7K pull-up resistors must be used when using I2C ...