single assembly language code for RDA5807 family FM tuner controlled with PIC10F200, PIC10F202, PIC10F204, PIC10F206, PIC10F220, PIC10F222,PIC12F508, PIC12F509 and PIC12F510 microcontroller. EEPROM for storing last used channel and volume information. Two buttons for controlling volume and channel.

PIN ASSIGNMENT FOR PIC10F2XX

sda EQU GP2

scl EQU GP1

but_up EQU GP3

but_down EQU GP0

PIN ASSIGNMENT FOR PIC12F5XX

but_up EQU GP0 ;Button Volume up/Next station

but_down EQU GP1 ;Button Volume down/Previous station

scl EQU GP4 ;SCL pin of the I²C Bus

sda EQU GP5 ;SDA pin of the I²C Bus