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By vinaykumar
#85345 hi,
the code is taken for testing from the doc in the below link : ... %20SEN0311

I have recently taken a A20yyuw ultrasonic sensor . I have been testing sensor by interfacing with esp8266 on the serial monitor its getting the "ERROR" readings, so i have print the values its getting the same value every time even when i have changed the direction of the sensor its not detecting and values is not varying .i have checked it by giving 5V also. Please help me by giving the suggestions.

thanks in advance