Air Monitor (CO2,Tvoc,Lux,Temp,Hum)
In this application, we will make a air monitor. We will read the data of CO2, Tvoc, Lux sensors with I2C communication. We will read the...
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SmartEspIOT
- Nov 20, 2021
- 6 min
NodeMCU 8 Relay-PCF8574-I2C
In this project, we will control 8 relays via our smarthexiot software.You can continue this project after reviewing our previous relay...
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SmartEspIOT
- Nov 20, 2021
- 4 min
NodeMCU One Relay Control
In this application, we will control a relay connected to the nodemcu with smartespiot. The relay is connected to pin D0 – GPIO 16 of the...
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SmartEspIOT
- Nov 20, 2021
- 5 min
NodeMCU Callback-Subscribe
In our previous examples, we published data from nodemcu to our software. Now we will explain how to use the data published from our...
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SmartEspIOT
- Nov 19, 2021
- 3 min
NodeMCU Reconnect-MQTT-WİFİ
When nodemcu or esp32 can't provide internet connection;we need to ensure that it tries and resets by waiting for a certain number of...
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SmartEspIOT
- Nov 19, 2021
- 2 min
NodeMCU PCF8574-8INPUT-Read
#include <Wire.h> #include <PCF8574.h> #include <ESP8266WiFi.h> //The library we will use for the wifi connection #include...
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SmartEspIOT
- Nov 19, 2021
- 2 min
NodeMCU CCS811-CO2/TVOC
#include <ESP8266WiFi.h> //The library we will use for the wifi connection #include <PubSubClient.h> // The library we will use for the...
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SmartEspIOT
- Nov 19, 2021
- 3 min
NodeMCU TSL2561
#include <SparkFunTSL2561.h> #include <Wire.h> /// #include <ESP8266WiFi.h> //The library we will use for the wifi connection #include...
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SmartEspIOT
- Nov 19, 2021
- 3 min
NodeMCU BMP180
#include <SFE_BMP180.h> #include <Wire.h> #include <ESP8266WiFi.h> //The library we will use for the wifi connection #include...
31 views0 comments
SmartEspIOT
- Nov 19, 2021
- 3 min
NodeMCU ADXL345
#include <Wire.h> #include <Adafruit_Sensor.h> #include <Adafruit_ADXL345_U.h> #include <ESP8266WiFi.h> //The library we will use for the...
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SmartEspIOT
- Nov 19, 2021
- 2 min
NodeMCU I2C Test
We need the address of the product we will use for the I2C communication system. Communication uses two pins.It is called SCL and SDA....
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SmartEspIOT
- Nov 19, 2021
- 2 min
NodeMCU LDR
#include <ESP8266WiFi.h> //The library we will use for the wifi connection #include <PubSubClient.h> // The library we will use for the...
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SmartEspIOT
- Nov 19, 2021
- 2 min
NodeMcu LM35 Temp
#include <ESP8266WiFi.h> //The library we will use for the wifi connection #include <PubSubClient.h> // The library we will use for the...
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SmartEspIOT
- Sep 25, 2021
- 3 min
NodeMCU Temperature & Humidity
In this example, we will publish the dht11 sensor and temperature and humidity information to our smartespiot software. After reviewing...
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SmartEspIOT
- Sep 25, 2021
- 2 min
NodeMCU first message
We will send the first message to our system with Nodemcu. Our software uses incoming messages in the format of device name / data name...
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