Integrated in MAIN domain: Five instances of the Serial
Peripheral Interface (SPI) module with the following main features:
- Serial clock with
programmable frequency, polarity, and phase for each channel
- Wide selection of SPI word
lengths, ranging from 4 to 32 bits
- Up to four
channels in controller mode, or single channel in receiver mode
- Support for various
controller multichannel modes
- Single interrupt line for
multiple interrupt source events
- Support of start-bit write
command
- Support of start-bit pause
and break sequence
- Built-in FIFO available for a
single channel