The problem is that, if I switch ON the button the value 1 is stored in the database, but when I switch OFF the button the value 0 is not stored in the database. Replace the asterisks "****" with the SSID and the password of your home WiFi router. Subscribing has two wild cards # which means anything below this level in the hierarchy and + which means anything at the next level of the hierarchy. sensorData = analogRead(A0) // this is an example of reading sensor data. These 10 and 11 values will be used to control the relay connected with pin13 of the Arduino. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Things you have to do to launch the server: Connect one MCU to a PC with USB cable. 3v and no particular reason for the choice of board other than i need the Arduino to be reading sensor data from load cells through an HX711 amplifier module and sending over that data to the uart. and one read just the array header, to get several settings (data history start date and time, intervall, array length) Currently I hace 3 data vales -> 3 Arrays -> 9 functions. Check that A appears on SM2 at 1-sec interval. Serial communication is required when Sending multiple data between the two NodeMCU using Serial communication. I want to read data from the sensors using arduino and upload the data to thingspeak channel through Nocemcu esp8266. How to send multiple data from arduino to nodemcu, moreover How to send multiple data from arduino to nodemcu, moreover, we will transfer dht22 sensor data from arduino to nodemcu and nodemcu to arduino.
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