Error while compile SDR software

[jacobsen_78]

Hi,

Are there anyone the cam help me, i have buyed Elektor SDR Shield 150515-1, and today i have tryed to upload firmware to my arduino Uno board, its begin to compile and app. 1 min later its came with a compile error like this

Build options changed, rebuilding all
si5351vfo4.cpp.o: In function `setfreq(unsigned long)':

C:\Program Files (x86)\Arduino/si5351vfo4.ino:67: undefined reference to `Adafruit_SI5351::setupMultisynth(unsigned char, si5351PLL_t, unsigned long, unsigned long, unsigned long)'

C:\Program Files (x86)\Arduino/si5351vfo4.ino:72: undefined reference to `Adafruit_SI5351::setupRdiv(unsigned char, si5351RDiv_t)'
si5351vfo4.cpp.o: In function `setup':

C:\Program Files (x86)\Arduino/si5351vfo4.ino:26: undefined reference to `Adafruit_SI5351::begin()'

C:\Program Files (x86)\Arduino/si5351vfo4.ino:32: undefined reference to `Adafruit_SI5351::enableOutputs(bool)'

C:\Program Files (x86)\Arduino/si5351vfo4.ino:33: undefined reference to `Adafruit_SI5351::setupPLL(si5351PLL_t, unsigned char, unsigned long, unsigned long)'

si5351vfo4.cpp.o: In function `__static_initialization_and_destruction_0':

C:\Program Files (x86)\Arduino/si5351vfo4.ino:6: undefined reference to `Adafruit_SI5351::Adafruit_SI5351()'

collect2.exe: error: ld returned 1 exit status

error in compilering.

I get the same error in VFO2, VFO3, VFO4

anybody there can help to solve this problem ?

[Antonywatts]

Try this alternative http://ganymedeham.blogspot.co.uk/2017_ ... 6742423995. You need to google and install the libraries shown in the code.