Problem interfacing Heart Rate Sensor (Pulse Sensor) with Arduino Mega 2560

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hi,
i have experience of interfacing arduino mega 2560 / adruino mega adk pulse rate sensor (purchased www.pulsesensor.com, part of final year project.
now trying interface same pulse sensor arduino mega 2560, & gave me error
"error compiling board arduino/genuino mega or mega 2560"
i using windows 10 & arduino ide 1.8.3
attached screen shot of error..

the code is  taken github..
https://github.com/worldfamouselectronics/pulsesensor_amped_arduino/commit/6a7844d3a4294b010d50d85bb494af9c93a3f4ce





any appreciated. alot







Arduino Forum > Using Arduino > Microcontrollers > Problem interfacing Heart Rate Sensor (Pulse Sensor) with Arduino Mega 2560


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