Blind navigation using ultrasonic GSM and GPS module

Using Arduino Sensors
1

Hello ,

I am trying build an stick for blind using Utrasonic sensor and GPS and GSM ,
module , if the object detected buzzer will sound and in emergency a person can send gps location via sms , by pressing a button .

could you please help me in correcting the code , its showing some problem .
GPS-GSM-EME-button-sensor-1.ino (2.5 KB)

2

Sure, it doesn't compile. Did you mean that by "some problem"? Do you want us to guess what problems you had?

Another hint: You can use only one instance of SoftwareSerial at a time.

3

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