RM0008 Serial peripheral interface (SPI)
Doc ID 13902 Rev 12 715/1096
1.
2.
25.4.8 I
2
S interrupts
Table 185 provides the list of I
2
S interrupts.
25.4.9 DMA features
DMA is working in exactly the same way as for the SPI mode. There is no difference on the
I
2
S. Only the CRC feature is not available in I
2
S mode since there is no data transfer
protection system.
Table 185. I
2
S interrupt requests
Interrupt event Event flag Enable Control bit
Transmit buffer empty flag TXE TXEIE
Receive buffer not empty flag RXNE RXNEIE
Overrun error OVR
ERRIE
Underrun error UDR
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