I will make an arduino program for the railway latch. but I have difficulties I am still confused with the program for its ultrasonic sensors when the portal closes, but the train has not passed, I'm worried the portal will reopen how to program the ultrasonic sensors so that when the bar closes…

ultrasonic sensors for railway bars

system April 30, 2018, 8:12am 4

An ultrasonic sensor is not likely to be the best sensor to be using to detect a moving train.

Topic		Replies	Views
Counting passes with sensor Sensors	7	6506	May 6, 2021
Sensor suggestions? Interfacing	10	4277	May 6, 2021
HC-SR04 Ultrasonic Sensor detection problem. Sensors	3	1841	May 6, 2021
Ultrasonic sensors & motor Programming	29	2076	May 5, 2021
Sensore per contare persone che entrano Hardware	9	2078	May 7, 2021