Arduino Morse Code LED and Buzzer
Temperature monitoring system: LM35 Temp Sensor + Arduino + HC-05 Bluetooth Module + Android App
Project tutorial by sachendra003
A clock, controlled by a RTC module, that you can see on a 4-digit display.
A cool digital clock which sports the 7 segment display. With its bright red display will make sure you like to keep an eye at the time.
Project tutorial by shivakumarj1995
Controlling Home Lights using Facebook Chat messages with the help of Arduino, ESP8266 WiFi and a relay board.
by Team IoTBoys
yes " i " is variable here. int i=0;
You can use LM 235 instead of LM 35. It work very fine. ok not worry bro.
5 volt supply to LM 235 / LM 35 sensor ok, not 9 volt supply because Aref voltage is 5 volt by defalut to arduino ADC conversion.
5 volt supply is only.
Watch my video :
Website : https://noobieelectronic.blogspot.com/2019/05/temperature-monitoring-on-smartphone.html
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