As shown in the water level controller circuit given below, Ultrasonic sensor module’s “trigger” and “echo” pins are directly connected to pin 10 and 11 of arduino. A 16x2 LCD is connected with ...

Circuit Fig. 3 shows the circuit diagram of the automatic water level indicator cum controller. It is built around an Arduino Uno board (MOD1), three LEDs, a 5V SPDT relay, and other components. First ...

As shown in the water level controller circuit given below, Ultrasonic sensor module’s “trigger” and “echo” pins are directly connected to pin 10 and 11 of arduino. A 16x2 LCD is connected with ...

I have attached the circuit diagram for more information. code: MOV P2,#11111111B // initiates P2 as sensor input MOV P0,#11111111B // initiates P2 as the output port MOV A,#00000000B MAIN:ACALL SMPCK ...

Here is a tested Arduino project that uses 3 sensor probes as water level indicator with 3 leds and one LCD display + a simple controller that turns on a motor when the water has reached the desired ...

Schematic Diagram The circuit (Figure 1) consists of five blocks and respectively: power circuit (operating at 240 VAC), 12 VDC power supply, level sensors (floats), input memory, pump control, watch ...