Hello Daniele Vescovi,
We have arduino example code for CY15B104Q. You can download it from the following link: CY15FRAMKIT-001 Serial F-RAM Development Kit Guide. Please download the file "CY15FRAMKIT-001 Kit Setup (Kit Design Files,Documentation, Examples)", there you will find arduino example project. Please follow the instructions in page 58 of the document "CY15FRAMKIT-001 Serial F-RAM Development Kit Guide.pdf" to make the project work for CY15B104Q. Please let us know if you find any issues.
Thanks and Regards,