Arduino: 1.8.5 (Windows 7), Board: "Arduino / Genuino Mega or Mega 2560, ATmega2560 (Mega 2560)"
The Sketch uses 104098 bytes (40%) of program memory space. The maximum is 253952 bytes.
Global variables use 4633 bytes (56%) of dynamic memory, 3559 bytes remain for local variables.
The maximum is 8192 bytes. avrdude: ser_open (): can not open device "\\. \ COM7":
The system can not find the specified file. avrdude: ser_drain (): read error:
The handle is invalid. avrdude: ser_send (): write error: sorry no info avail avrdude: stk500_send ():
failed to send command to serial port avrdude: ser_recv (): read error: The handle is invalid. avrdude:
ser_recv (): read error: The handle is invalid. avrdude: stk500v2_ReceiveMessage (): timeout avrdude:
ser_send (): write error: sorry no info avail avrdude: stk500_send ():
failed to send command to serial port avrdude: ser_recv (): read error:
The handle is invalid. avrdude: stk500v2_ReceiveMessage (): timeout avrdude:
ser_send (): write error: sorry no info avail avrdude: stk500_send ():
failed to send command to serial port avrdude: ser_recv (): read error:
The handle is invalid. avrdude: stk500v2_ReceiveMessage (): timeout avrdude:
ser_send (): write error: sorry no info avail avrdude: stk500_send ():
failed to send command to serial port avrdude: ser_recv (): read error:
The handle is invalid. avrdude: stk500v2_ReceiveMessage (): timeout avrdude:
ser_send (): write error: sorry no info avail avrdude: stk500_send ():
failed to send command to serial port avrdude: ser_recv (): read error:
The handle is invalid. avrdude: stk500v2_ReceiveMessage (): timeout avrdude:
ser_send (): write error: sorry no info avail avrdude: stk500_send ():
failed to send command to serial port avrdude: ser_recv (): read error:
The handle is invalid. avrdude: stk500v2_ReceiveMessage (): timeout avrdude:
stk500v2_getsync (): timeout communicating with programmer
This report would be more detailed if the option "Verbose output during compilation" was enabled in
File -> Preferences.