The parts are as follows: HC-SR04 Ultrasonic Distance Sensor 60 x 90 mm Solar Panel Water Level Sensor DSN-DVM-368L Digital Voltmeter MPS20N0040D-D … aeg e4106-4-m.This code is for Ultrasonic HCSR04 with FRDM-KL25Z - Mbed Hc-sr04 ultrasonic sensor fzpz file download mean The HC-SR04 and JSN-SR04T ultrasonic sensors, the GP2Y0A02YK0F infrared sensor, and the MS5540C pressure sensor were tested under a … The four sensors under consideration were not previously referred to in the same study at once due to the differences in their natures and working principles (except for the two ultrasonic sensors).Is the HC-SR04 accurate? The ranging accuracy … aeg e43042-6 This Arduino code is a simple program that interfaces the HC-SR04 ultrasonic distance sensor with the Arduino board. It defines the Trig and Echo pins used to interface with the sensor. The program initializes the sensor by setting the input and output pins using the pinMode () function.