System for outputting degree of inclination of electronic device

A system for outputting a degree of inclination of an electronic device, the system comprising:

• a frequency signal generator;
• a capacitor sensor attached to an electronic device, the capacitor sensor comprising a variable capacitor having a capacitance which varies in dependence upon the degree of inclination of the electronic device;
• a frequency-voltage converter coupled to the frequency signal generator and the capacitor sensor;
• and
• a degree of inclination displaying device coupled to the frequency-voltage converter;
• wherein the frequency signal generator is configured to output a frequency signal to the frequency-voltage converter, the capacitor sensor is configured to output a capacitor signal to the frequency-voltage converter, the frequency-voltage converter is configured to output a voltage signal to the degree of inclination displaying device according to the frequency signal and the capacitor signal, and the degree of inclination displaying device is configured to obtain the degree of inclination of the electronic device according to the voltage signal and display the degree of inclination.