2.2 Synthesizer
The frequency synthesizer generates the local
oscillator signal which divide to multi-phase, then
be used to downconvert the RF input to a
constant low intermediate frequency (IF). The
synthesizer reference clock is 32.768 KHz.
The synthesizer frequency is defined by bits
CHAN[9:0] with the range from 50MHz to
115MHz.
2.4 RESET and Control Interface select
The RDA5807M is RESET itself When VIO is
Power up. And also support soft reset by trigger
02H BIT1 from 0 to 1. The RDA5807M only
support I2C control interface bus mode.