Interfacing HC-SR04 Ultrasonic Rangefinder with PIC 16F877A Microcontroller

This article on Digital Wizard explains the basic working of HC-SR04, which is a very low cost and popular sensor module to measure distance to obstacles. The author also explains the development of C code to interface it with a PIC16F877A microcontroller and display the readings on 16×2 LCD module.

Please click here to read more …

HC-SR04 Interface with PIC 16F877A

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4 thoughts on “Interfacing HC-SR04 Ultrasonic Rangefinder with PIC 16F877A Microcontroller

  • By Charlis - Reply

    Hi i’m Charlis, thank you for this tutorial on Ultrasonic sensor but i’m can not get a result using Proteus Simulation and i’m using the Ultrasonic library i downloaded, i’m just still getting an Error any help, Thank you.this is very help full and i will still try to make it work.

  • By ardnax - Reply

    Good day. What proteus library should i have so that i can interface the ultrasonic sensor with pic16f877a? Can i ask for a copy? Thanks.

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