TDA7529_11 Datasheet, PDF (34/61 Pages) STMicroelectronics – RF front-end for AM/FM DSP car-radio with IF sampling

Tuning state machine
TDA7529
5.6
State machine start
The tuning state machine is activated only at the end of the transmission if bit 7 of the
subaddress is 1. The activation sequence, therefore, is to be done in the following way.
Figure 15. Buffer/control serial bus sequence

34!24
!$$2%33
IF)#
35"!$$2%33
2%'3
34/0
BIT
2%'BIT
SETSDESIREDSTATE
MACHINEMODE
SETS&INTOBUFFER
REGISTERS
TUNINGSTATE
MACHINE
STARTS
'!0'03
34/61
Doc ID 13311 Rev 4