Цитата(Димон Безпарольный @ Jun 15 2017, 22:07)

Как контроллер понимает что он Slave?
RM0038
Reference manual:
26.3.1 Mode selection
By default, it operates in slave mode. The interface automatically switches from slave to
master, after it generates a START condition and from master to slave, if an arbitration loss
or a Stop generation occurs, allowing multimaster capability.