Water overflow alarm
『Arduino uno』 view more:
https://www.utsource.net/sch/Arduino%20uno
『buzzer』 view more: https://www.utsource.net/sch/buzzer
『ultrasonic sensor 』 view more: https://www.utsource.net/sch/ultrasonic%20sensor
『jumper wires 』 view more:https://www.utsource.net/sch/jumper%20wires
『programming cable 』 view more: https://www.utsource.net/sch/programming%20cable
Step descriptions:
Step 1:- connect jumper wires to vcc,eco, trig&Gnd
Step 2:- connect trigr pin of sensor to the arduino pin No.11
Step 3:- Connect Eco pin of sensor to the arduino pin No.12
Step 4:- vcc with 5v and Gnd with Gnd
Step 5:- connect + of buzzer to arduino pin no.2 and with arduino GND
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