If you want to display the results from the hc sr04 ultrasonic sensor on an i2c lcd you can use the following source.
Easy ultrasonic 4 pin sensor.
There are 5 pins on the sensor vcc gnd1 gnd2 tx and rx.
Trig to digital pin 2 echo to digital pin 4 gnd to gnd if you want the files visit this link.
Searching for 4 pin m8 male connector ultrasonic sensors.
I added the 4 int s to the beginning of the code so you can changes.
Hello instructables i have had some trouble with my cheap ultrasonic sensor hc sr04 and today i found a really easy solution.
It offers excellent non contact range detection with high accuracy and stable readings in an easy to use package from 2 cm to 400 cm or 1 to 13 feet.
This type of ultrasonic sensor is different from the others discussed above.
As shown above the hc sr04 ultrasonic us sensor is a 4 pin module whose pin names are vcc trigger echo and ground respectively.
The distance of the object from the sensor.
Tutorial on ultrasonic sensor hc sr04 connections.
It is a really simple edit of the normal 3pin code.
It appears that i am only receiving data from the first sensor.
Hc sr04 ultrasonic sensor working.
Original code for ping example was created by david a.
Grainger s got your back.
I got it working great with an arduino uno and sending data to max msp.
I started with one 4 pin ultrasonic sensor.
This sensor outputs two types of signal one is serial data output and other is pulse data output.
Connect the ultrasonic sensor to the port d7d8 of the magic i o shield with 4 pin pnp cables and connect the i2c lcd1602 to the port i2c of the magic i o shield with 4 pin pnp cable as below digram.
This sensor is a very popular sensor used in many applications where measuring distance or sensing objects are required.
I wanted to expand my project to 4 sensors but i m having some troubles.
Easy online ordering for the ones who get it done along with 24 7 customer service free technical support more.
Easy ultrasonic 4 pin sensor monitoring hc sr04.
Ub250 f77 e2 v31 allied stock.
On the other hand in dual pin mode the sensor is used like a 4 pin sensor hc sr04.