33.6.4 DMA, Interrupts and Events

Table 33-1. Module Request for SERCOM I2C Client
Condition Request
DMA Interrupt Event
Data needed for transmit (TX) (Client transmit mode) Yes

(request cleared when data is written)

NA
Data received (RX) (Client receive mode) Yes

(request cleared when data is read)

Data Ready (DRDY) Yes
Address Match (AMATCH) Yes
Stop received (PREC) Yes
Error (ERROR) Yes
Table 33-2. Module Request for SERCOM I2C Host
Condition Request
DMA Interrupt Event
Data needed for transmit (TX) (Host transmit mode) Yes

(request cleared when data is written)

NA
Data needed for transmit (RX) (Host transmit mode) Yes

(request cleared when data is read)

Host on Bus (MB) Yes
Stop received (SB) Yes
Error (ERROR) Yes