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Microcontroller › Arduino › HCSR04 distance measuring sensor
Hi,
Iam working on HC SR04 module for measuring disatnce has to communicate with android device through bluetooh, so first iam working HC sr04 module to measure the distance but i’m not getting proper output it only showing the 0cm distance, so anyone can suggest me to work it properly?? & if i want to check the device which i have (HC sr04 sensor) then how can i?