Datasheet

469
11011B–ATARM–21-Feb-12
SAM3N
469
11011B–ATARM–21-Feb-12
SAM3N
After a Master Write transfer, the Serial Clock line is stretched (tied low) while no new data is
written in the TWI_THR or until a STOP command is performed.
See Figure 28-6, Figure 28-7, and Figure 28-8.
Figure 28-6. Master Write with One Data Byte
Figure 28-7. Master Write with Multiple Data Bytes
TXCOMP
TXRDY
Write THR (DATA)
STOP Command sent (write in TWI_CR)
TWD
A DATA AS DADR W P
A DATA n AS DADR W DATA n+1 A PDATA n+2 A
TXCOMP
TXRDY
Write THR (Data n)
Write THR (Data n+1)
Write THR (Data n+2)
Last data sent
STOP command performed
(by writing in the TWI_CR)
TWD
TWCK