Hello world! Today i made a simple project with a LM35 Temperature Sensor and a LCD1602 Screen to control a 12v DC Fan with a arduino and a Relay. Check out the next step for the Schematic, Code & Parts list.
Step 1: Schematic, Code & Parts List.
Simply wire it up like the schematic make sure you have the library LiquidCrystal.h installed, And upload the code.
- Arduino uno, i used the RobotDyn uno. (Has 8 analog pins)
- LCD 1602.
- LM35 Temperature sensor.
- KY-019 Relay module
- 12V DC FAN (From a old computer will do.)
- Jumper wire set MM/FF/MF
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