control register 1
SPE | Serial Peripheral Enable |
MASRX | Master automatic SUSP in Receive mode |
CSTART | Master transfer start |
CSUSP | Master SUSPend request |
HDDIR | Rx/Tx direction at Half-duplex mode |
SSI | Internal SS signal input level |
CRC33_17 | 32-bit CRC polynomial configuration |
RCRCI | CRC calculation initialization pattern control for receiver |
TCRCI | CRC calculation initialization pattern control for transmitter |
IOLOCK | Locking the AF configuration of associated IOs |